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St. Louis Lambert International Airport to San Francisco Intl. Airport flight

Explore the cheapest one-way and round-trip flights from St. Louis Lambert International Airport to San Francisco Intl. Airport over the next 90 days, with one-way fares from SGD 104 and round-trip from SGD 250. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Sat, Dec 5 | United Airlines
      SFO 12:20 PM
      3h 51m
      Nonstop
      STL 6:11 PM
      San Francisco - St. Louis | Thu, Dec 10 | United Airlines
      SGD 655 SGD 754
      13% off
      13% off
      SGD 754 SGD 655
    • STL 7:54 PM
      15h 45m
      1 stop
      SFO 9:39 AM
      St. Louis - San Francisco | Sun, Dec 6 | Frontier Airlines
      SFO 8:26 PM
      12h 31m
      1 stop
      STL 10:57 AM
      San Francisco - St. Louis | Fri, Dec 11 | Frontier Airlines
      SGD 250 SGD 754
      67% off
      67% off
      SGD 754 SGD 250
    • STL 11:00 AM
      9h 56m
      1 stop
      SFO 6:56 PM
      St. Louis - San Francisco | Sun, Dec 6 | Delta Air Lines
      SFO 6:30 AM
      26h 27m
      1 stop
      STL 10:57 AM
      San Francisco - St. Louis | Fri, Dec 11 | Frontier Airlines
      SGD 371 SGD 754
      51% off
      51% off
      SGD 754 SGD 371
    • STL 5:37 PM
      15h 20m
      1 stop
      SFO 6:57 AM
      St. Louis - San Francisco | Wed, Dec 23 | Frontier Airlines
      SFO 9:23 PM
      16h 3m
      1 stop
      STL 3:26 PM
      San Francisco - St. Louis | Wed, Dec 30 | Frontier Airlines
      SGD 371
      51% off
      SGD 754 SGD 371
    • STL 7:59 PM
      6h 21m
      1 stop
      SFO 12:20 AM
      St. Louis - San Francisco | Sat, Nov 14 | Frontier Airlines
      SFO 11:06 AM
      23h 27m
      1 stop
      STL 12:33 PM
      San Francisco - St. Louis | Mon, Nov 16 | Frontier Airlines
      SGD 397
      47% off
      SGD 754 SGD 397
    • STL 4:21 PM
      10h 14m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Thu, Dec 24 | Frontier Airlines
      SFO 9:23 PM
      16h 3m
      1 stop
      STL 3:26 PM
      San Francisco - St. Louis | Wed, Dec 30 | Frontier Airlines
      SGD 408
      46% off
      SGD 754 SGD 408
    • STL 5:51 PM
      8h 4m
      1 stop
      SFO 11:55 PM
      St. Louis - San Francisco | Wed, Dec 9 | Delta Air Lines
      SFO 10:34 AM
      22h 30m
      1 stop
      STL 11:04 AM
      San Francisco - St. Louis | Wed, Dec 16 | Frontier Airlines
      SGD 413
      45% off
      SGD 754 SGD 413
    • STL 12:55 PM
      7h 37m
      1 stop
      SFO 6:32 PM
      St. Louis - San Francisco | Wed, Dec 9 | American Airlines
      SFO 5:00 PM
      16h 4m
      1 stop
      STL 11:04 AM
      San Francisco - St. Louis | Wed, Dec 16 | Frontier Airlines
      SGD 421
      44% off
      SGD 754 SGD 421
    • STL 5:15 PM
      16h 34m
      1 stop
      SFO 7:49 AM
      St. Louis - San Francisco | Sun, Nov 22 | Frontier Airlines
      SFO 6:15 AM
      26h 48m
      1 stop
      STL 11:03 AM
      San Francisco - St. Louis | Sat, Nov 28 | Frontier Airlines
      SGD 428
      43% off
      SGD 754 SGD 428
    • STL 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      St. Louis - San Francisco | Fri, Nov 13 | Normal Airline
      SFO 3:00 PM
      6h
      Nonstop
      STL 4:00 PM
      San Francisco - St. Louis | Sun, Nov 15 | Normal Airline
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    • Cheapest
      STL 7:54 PM
      26h 34m
      1 stop
      SFO 8:28 PM
      St. Louis - San Francisco | Wed, Dec 16 | Frontier Airlines
      SGD 104 SGD 305
      66% off
      66% off
      SGD 305 SGD 104
    • Cheapest
      STL 7:54 PM
      6h 56m
      1 stop
      SFO 12:50 AM
      St. Louis - San Francisco | Mon, Dec 14 | Frontier Airlines
      SGD 104 SGD 305
      66% off
      66% off
      SGD 305 SGD 104
    • STL 4:21 PM
      10h 14m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Wed, Dec 23 | Frontier Airlines
      SGD 118 SGD 305
      61% off
      61% off
      SGD 305 SGD 118
    • STL 6:20 PM
      18h 10m
      1 stop
      SFO 10:30 AM
      St. Louis - San Francisco | Fri, Jan 8 | Frontier Airlines
      SGD 125
      59% off
      SGD 305 SGD 125
    • STL 7:49 PM
      6h 52m
      1 stop
      SFO 12:41 AM
      St. Louis - San Francisco | Mon, Dec 21 | Frontier Airlines
      SGD 132
      56% off
      SGD 305 SGD 132
    • STL 7:58 PM
      25h 27m
      1 stop
      SFO 7:25 PM
      St. Louis - San Francisco | Wed, Dec 2 | Frontier Airlines
      SGD 139
      54% off
      SGD 305 SGD 139
    • STL 7:49 PM
      16h 39m
      1 stop
      SFO 10:28 AM
      St. Louis - San Francisco | Mon, Jan 4 | Frontier Airlines
      SGD 139
      54% off
      SGD 305 SGD 139
    • STL 7:02 PM
      7h 33m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Wed, Jan 6 | Frontier Airlines
      SGD 145
      52% off
      SGD 305 SGD 145
    • STL 7:54 PM
      25h 37m
      1 stop
      SFO 7:31 PM
      St. Louis - San Francisco | Fri, Dec 11 | Frontier Airlines
      SGD 151
      50% off
      SGD 305 SGD 151
    • STL 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      St. Louis - San Francisco | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Wed, Dec 16 | United Airlines
      SGD 302 SGD 768
      61% off
      61% off
      SGD 768 SGD 302
    • STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Tue, Dec 15 | United Airlines
      SGD 329 SGD 768
      56% off
      56% off
      SGD 768 SGD 329
    • STL 7:05 PM
      4h 33m
      Nonstop
      SFO 9:38 PM
      St. Louis - San Francisco | Thu, Nov 26 | United Airlines
      SGD 354 SGD 768
      54% off
      54% off
      SGD 768 SGD 354
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Mon, Nov 23 | United Airlines
      SGD 678
      12% off
      SGD 768 SGD 678
    • STL 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      St. Louis - San Francisco | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Wed, Dec 16 | United Airlines
      SGD 302 SGD 1,075
      72% off
      72% off
      SGD 1,075 SGD 302
    • STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Tue, Dec 15 | United Airlines
      SGD 329 SGD 1,075
      69% off
      69% off
      SGD 1,075 SGD 329
    • STL 7:05 PM
      4h 33m
      Nonstop
      SFO 9:38 PM
      St. Louis - San Francisco | Thu, Nov 26 | United Airlines
      SGD 354 SGD 1,075
      67% off
      67% off
      SGD 1,075 SGD 354
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Mon, Nov 23 | United Airlines
      SGD 678
      37% off
      SGD 1,075 SGD 678
    • STL 7:54 PM
      6h 56m
      1 stop
      SFO 12:50 AM
      St. Louis - San Francisco | Mon, Dec 14 | Frontier Airlines
      SGD 104
      90% off
      SGD 1,075 SGD 104
    • STL 7:02 PM
      7h 33m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Sat, Jan 23 | Frontier Airlines
      SGD 137
      87% off
      SGD 1,075 SGD 137
    • STL 7:02 PM
      7h 33m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Wed, Jan 6 | Frontier Airlines
      SGD 145
      87% off
      SGD 1,075 SGD 145
    • STL 7:54 PM
      6h 56m
      1 stop
      SFO 12:50 AM
      St. Louis - San Francisco | Mon, Dec 7 | Frontier Airlines
      SGD 172
      84% off
      SGD 1,075 SGD 172
    • STL 7:49 PM
      6h 52m
      1 stop
      SFO 12:41 AM
      St. Louis - San Francisco | Fri, Dec 25 | Frontier Airlines
      SGD 186
      83% off
      SGD 1,075 SGD 186
    • STL 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      St. Louis - San Francisco | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Thu, Nov 12 | United Airlines
      SGD 334 SGD 972
      66% off
      66% off
      SGD 972 SGD 334
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Sun, Nov 15 | United Airlines
      SGD 673 SGD 972
      31% off
      31% off
      SGD 972 SGD 673
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Wed, Nov 18 | United Airlines
      SGD 678 SGD 972
      30% off
      30% off
      SGD 972 SGD 678
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Tue, Nov 17 | United Airlines
      SGD 699
      28% off
      SGD 972 SGD 699
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Fri, Nov 13 | United Airlines
      SGD 863
      11% off
      SGD 972 SGD 863
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Sat, Nov 14 | United Airlines
      SGD 863
      11% off
      SGD 972 SGD 863
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Mon, Nov 16 | United Airlines
      SGD 863
      11% off
      SGD 972 SGD 863
    • STL 7:59 PM
      6h 21m
      1 stop
      SFO 12:20 AM
      St. Louis - San Francisco | Fri, Nov 13 | Frontier Airlines
      SGD 336
      65% off
      SGD 972 SGD 336
    • STL 7:59 PM
      6h 21m
      1 stop
      SFO 12:20 AM
      St. Louis - San Francisco | Sat, Nov 14 | Frontier Airlines
      SGD 336
      65% off
      SGD 972 SGD 336
    • STL 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      St. Louis - San Francisco | Fri, Nov 13 | Normal Airline
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    • STL 7:05 PM
      4h 33m
      Nonstop
      SFO 9:38 PM
      St. Louis - San Francisco | Thu, Nov 26 | United Airlines
      SGD 354 SGD 768
      54% off
      54% off
      SGD 768 SGD 354
    • STL 8:00 AM
      4h 36m
      Nonstop
      SFO 10:36 AM
      St. Louis - San Francisco | Mon, Nov 23 | United Airlines
      SGD 678 SGD 768
      12% off
      12% off
      SGD 768 SGD 678
    • STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Wed, Dec 16 | United Airlines
      SGD 302 SGD 768
      61% off
      61% off
      SGD 768 SGD 302
    • STL 8:17 AM
      4h 38m
      Nonstop
      SFO 10:55 AM
      St. Louis - San Francisco | Tue, Dec 15 | United Airlines
      SGD 329
      56% off
      SGD 768 SGD 329
    • STL 7:49 PM
      6h 52m
      1 stop
      SFO 12:41 AM
      St. Louis - San Francisco | Mon, Dec 21 | Frontier Airlines
      SGD 132
      56% off
      SGD 305 SGD 132
    • STL 7:54 PM
      6h 56m
      1 stop
      SFO 12:50 AM
      St. Louis - San Francisco | Mon, Dec 14 | Frontier Airlines
      SGD 104
      66% off
      SGD 305 SGD 104
    • STL 7:02 PM
      7h 33m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Wed, Jan 6 | Frontier Airlines
      SGD 145
      52% off
      SGD 305 SGD 145
    • STL 4:21 PM
      10h 14m
      1 stop
      SFO 12:35 AM
      St. Louis - San Francisco | Wed, Dec 23 | Frontier Airlines
      SGD 118
      61% off
      SGD 305 SGD 118
    • STL 7:49 PM
      16h 39m
      1 stop
      SFO 10:28 AM
      St. Louis - San Francisco | Mon, Jan 4 | Frontier Airlines
      SGD 139
      54% off
      SGD 305 SGD 139
    • STL 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      St. Louis - San Francisco | Fri, Nov 13 | Normal Airline
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Displayed flight fares from St. Louis to San Francisco are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from St. Louis Lambert International Airport to San Francisco Intl. Airport?

The cheapest airline flying from St. Louis Lambert International Airport to San Francisco Intl. Airport is Frontier Airlines (from SGD 99) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From SGD 99
Delta Air Lines
From SGD 230
American Airlines
From SGD 231
Alaska Airlines
From SGD 239
United Airlines
From SGD 298
Hahn Air
From SGD 472

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What is the flight schedule from St. Louis Lambert International Airport to San Francisco Intl. Airport?

Check the schedule for flights from St. Louis to San Francisco and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93107

    St. Louis Lambert International Airport

    2:02 PM

    STL

    3h 36m

    Nonstop

    3:38 PM

    LAS

    S - - W T - S
    Search

  2. F94157

    Harry Reid Intl. Airport

    9:01 PM

    LAS

    1h 53m

    Nonstop

    10:54 PM

    SFO

    - M - W - - S

  3. F94567

    St. Louis Lambert International Airport

    7:51 PM

    STL

    2h 28m

    Nonstop

    9:19 PM

    DEN

    S - T - T F -
    Search

  4. F93439

    Denver International Airport

    10:42 PM

    DEN

    2h 53m

    Nonstop

    12:35 AM

    SFO

    S M T W T F S

  5. AS618

    St. Louis Lambert International Airport

    3:04 PM

    STL

    4h 28m

    Nonstop

    5:32 PM

    SEA

    S - - W T - S
    Search

  6. AS590

    Seattle Tacoma Intl. Airport

    7:15 AM

    SEA

    2h 17m

    Nonstop

    9:32 AM

    SFO

    S - - W T F S

  7. DL1102

    St. Louis Lambert International Airport

    2:31 PM

    STL

    1h 34m

    Nonstop

    5:05 PM

    ATL

    S M T W T F S
    Search

  8. DL545

    Hartsfield–Jackson Atlanta International Airport

    8:30 PM

    ATL

    5h 21m

    Nonstop

    10:51 PM

    SFO

    S M T W T - S

  9. F93107

    St. Louis Lambert International Airport

    2:02 PM

    STL

    3h 36m

    Nonstop

    3:38 PM

    LAS

    S - - W T - S
    Search

  10. F93019

    Harry Reid Intl. Airport

    6:30 AM

    LAS

    1h 47m

    Nonstop

    8:17 AM

    SFO

    S M T W T F S

  11. F94567

    St. Louis Lambert International Airport

    7:51 PM

    STL

    2h 28m

    Nonstop

    9:19 PM

    DEN

    S - T - T F -
    Search

  12. F91229

    Denver International Airport

    8:54 AM

    DEN

    2h 54m

    Nonstop

    10:48 AM

    SFO

    S M T W T F S

  13. F93107

    St. Louis Lambert International Airport

    2:02 PM

    STL

    3h 36m

    Nonstop

    3:38 PM

    LAS

    S - - W T - S
    Search

  14. F93801

    Harry Reid Intl. Airport

    11:29 AM

    LAS

    1h 51m

    Nonstop

    1:20 PM

    SFO

    S - T - T F -

  15. F93107

    St. Louis Lambert International Airport

    2:02 PM

    STL

    3h 36m

    Nonstop

    3:38 PM

    LAS

    S - - W T - S
    Search

  16. F94401

    Harry Reid Intl. Airport

    4:12 PM

    LAS

    1h 49m

    Nonstop

    6:01 PM

    SFO

    S M T W T F S
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About St. Louis Lambert International Airport and San Francisco Intl. Airport

Learn about St. Louis Lambert International Airport (STL) and San Francisco Intl. Airport (SFO) — including location, terminals, transportation, and travel tips.

Flight distance 2,790.82 km
Cheapest one-way ticket price SGD 104
Cheapest return ticket price SGD 250

FAQs for St. Louis Lambert International Airport to San Francisco Intl. Airport Flights

  • How long is the flight from St. Louis Lambert International Airport to San Francisco Intl. Airport?

    St. Louis Lambert International Airport to San Francisco Intl. Airport takes about 4 hours 37 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from St. Louis Lambert International Airport (STL) to San Francisco Intl. Airport (SFO).
  • The earliest flight from St. Louis Lambert International Airport to San Francisco Intl. Airport departs at 08:00, and the last departs at 21:00, with about 5 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from St. Louis Lambert International Airport (STL) to San Francisco Intl. Airport (SFO) is quite popular. Without considering departure times or holidays, tickets cost around SGD 731 in December, the most expensive month to book this route.
  • The earliest flight departs from St. Louis Lambert International Airport (STL) at 07:05 and arrives in San Francisco Intl. Airport (SFO) at 09:40.
  • The latest flight departs from St. Louis Lambert International Airport (STL) at 17:29 and arrives in San Francisco Intl. Airport (SFO) at 20:07.
    • The distance from San Francisco International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • The closest airport to San Francisco Intl. Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17 km.
  • United Airlines is a very popular airline operating an average of 523 flights per month.
  • One-way flights from St. Louis Lambert International Airport to San Francisco Intl. Airport currently start from SGD 104, and round-trip fares start from SGD 250. The current lowest fare is a Frontier Airlines flight departing on Wed, Dec 16; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from St. Louis Lambert International Airport to San Francisco Intl. Airport, with an average flight time of 5 hours 8 minutes, and around 21 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from St. Louis Lambert International Airport to San Francisco Intl. Airport is SGD 368. Prices may vary depending on the departure date, airline, and availability.
  • St. Louis Lambert International Airport to San Francisco Intl. Airport operates around 19 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter St. Louis Lambert International Airport and San Francisco Intl. Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.