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Flights from Sacramento to Chicago

Hi, I've summed up all the key info for Sacramento to Chicago flights

Cheapest one-way

$ 108
Frontier Airlines Sun, Oct 11

55% below next 30d avg. ($239)

Cheapest round-trip

$ 229
Frontier Airlines Fri, Sep 18

50% below next 30d avg. ($455)

When to travel

September Cheapest month
July Peak month

Recommended airlines

With a lowest one-way fare of $108 , travelers can expect an average price of $239 for upcoming trips, while round-trip tickets start at $229 . There are 27 flights weekly on this route. You can arrive at any of the following airports in Chicago: O'Hare International Airport (ORD) , Chicago Midway International Airport (MDW) , and Chicago Rockford International Airport (RFD) . Flights from Sacramento International Airport to O'Hare International Airport (SMF-ORD) are by far the most popular option for this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 3d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Sacramento to Chicago over the next 90 days, with one-way fares from $108 and round-trip from $229. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SMF 3:08 PM
        4h 27m
        Nonstop
        ORD 9:35 PM
        Sacramento - Chicago | Wed, Sep 23 | American Airlines
        MDW 5:55 PM
        6h 25m
        Nonstop
        SMF 10:20 PM
        Chicago - Sacramento | Tue, Sep 29 |
        $383 $422
        9% off
        9% off
        $422 $383
      • SMF 2:23 PM
        4h 15m
        Nonstop
        ORD 8:38 PM
        Sacramento - Chicago | Wed, Sep 23 | United Airlines
        MDW 5:55 PM
        6h 25m
        Nonstop
        SMF 10:20 PM
        Chicago - Sacramento | Tue, Sep 29 |
        $392 $422
        7% off
        7% off
        $422 $392
      • SMF 11:53 AM
        10h 30m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Fri, Sep 18 | Frontier Airlines
        ORD 8:55 PM
        22h 33m
        1 stop
        SMF 5:28 PM
        Chicago - Sacramento | Sun, Sep 20 | Frontier Airlines
        $229 $422
        46% off
        46% off
        $422 $229
      • SMF 6:23 PM
        9h 15m
        1 stop
        ORD 5:38 AM
        Sacramento - Chicago | Fri, Oct 9 | Frontier Airlines
        ORD 3:30 PM
        28h 3m
        1 stop
        SMF 5:33 PM
        Chicago - Sacramento | Wed, Oct 14 | Frontier Airlines
        $235
        44% off
        $422 $235
      • SMF 11:35 AM
        10h 48m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Sat, Sep 19 | Frontier Airlines
        ORD 6:30 AM
        6h 28m
        1 stop
        SMF 10:58 AM
        Chicago - Sacramento | Fri, Sep 25 | Frontier Airlines
        $248
        41% off
        $422 $248
      • SMF 11:35 AM
        10h 48m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Wed, Sep 23 | Frontier Airlines
        ORD 6:30 AM
        6h 28m
        1 stop
        SMF 10:58 AM
        Chicago - Sacramento | Mon, Sep 28 | Frontier Airlines
        $248
        41% off
        $422 $248
      • SMF 7:15 PM
        8h 27m
        1 stop
        ORD 5:42 AM
        Sacramento - Chicago | Thu, Sep 24 | Frontier Airlines
        ORD 7:20 AM
        10h 20m
        1 stop
        SMF 3:40 PM
        Chicago - Sacramento | Wed, Sep 30 | Alaska Airlines
        $253
        40% off
        $422 $253
      • SMF 8:12 AM
        9h 9m
        1 stop
        ORD 7:21 PM
        Sacramento - Chicago | Thu, Sep 24 | Alaska Airlines
        ORD 7:20 AM
        10h 20m
        1 stop
        SMF 3:40 PM
        Chicago - Sacramento | Wed, Sep 30 | Alaska Airlines
        $260
        38% off
        $422 $260
      • SMF 11:53 AM
        10h 30m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Mon, Sep 28 | Frontier Airlines
        ORD 8:55 PM
        12h 54m
        1 stop
        SMF 7:49 AM
        Chicago - Sacramento | Wed, Sep 30 | Frontier Airlines
        $265
        37% off
        $422 $265
      • SMF 7:52 PM
        8h 28m
        1 stop
        ORD 6:20 AM
        Sacramento - Chicago | Wed, Sep 23 | Alaska Airlines
        ORD 6:30 AM
        6h 28m
        1 stop
        SMF 10:58 AM
        Chicago - Sacramento | Mon, Sep 28 | Frontier Airlines
        $281
        33% off
        $422 $281
      • SMF 1:00 PM
        8h 34m
        1 stop
        ORD 11:34 PM
        Sacramento - Chicago | Fri, Oct 9 | Delta Air Lines
        ORD 3:30 PM
        28h 3m
        1 stop
        SMF 5:33 PM
        Chicago - Sacramento | Wed, Oct 14 | Frontier Airlines
        $281
        33% off
        $422 $281
      • SMF 7:15 PM
        8h 27m
        1 stop
        ORD 5:42 AM
        Sacramento - Chicago | Fri, Oct 23 | Frontier Airlines
        ORD 11:06 AM
        25h 44m
        1 stop
        SMF 10:50 AM
        Chicago - Sacramento | Thu, Oct 29 | Frontier Airlines
        $282
        33% off
        $422 $282
      • SAC 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Sacramento - Chicago | Mon, Sep 14 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        SAC 4:00 PM
        Chicago - Sacramento | Wed, Sep 16 | Normal Airline
        Find more flights
        Find more flights
      • SMF 7:38 PM
        8h 56m
        1 stop
        ORD 6:34 AM
        Sacramento - Chicago | Sun, Oct 11 | Frontier Airlines
        $108 $210
        49% off
        49% off
        $210 $108
      • SMF 11:59 AM
        10h 22m
        1 stop
        ORD 12:21 AM
        Sacramento - Chicago | Thu, Oct 29 | Frontier Airlines
        $128 $210
        39% off
        39% off
        $210 $128
      • SMF 12:05 PM
        10h 16m
        1 stop
        ORD 12:21 AM
        Sacramento - Chicago | Sun, Nov 8 | Frontier Airlines
        $128 $210
        39% off
        39% off
        $210 $128
      • SMF 7:15 PM
        8h 20m
        1 stop
        ORD 5:35 AM
        Sacramento - Chicago | Fri, Oct 30 | Frontier Airlines
        $131
        38% off
        $210 $131
      • SMF 7:38 PM
        8h 56m
        1 stop
        ORD 6:34 AM
        Sacramento - Chicago | Tue, Oct 13 | Frontier Airlines
        $139
        34% off
        $210 $139
      • SMF 7:38 PM
        8h 56m
        1 stop
        ORD 6:34 AM
        Sacramento - Chicago | Fri, Oct 16 | Frontier Airlines
        $139
        34% off
        $210 $139
      • SMF 11:53 AM
        10h 30m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Wed, Oct 7 | Frontier Airlines
        $160
        24% off
        $210 $160
      • SMF 6:23 PM
        9h 15m
        1 stop
        ORD 5:38 AM
        Sacramento - Chicago | Wed, Sep 23 | Frontier Airlines
        $163
        22% off
        $210 $163
      • SMF 11:53 AM
        10h 30m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Thu, Oct 1 | Frontier Airlines
        $169
        20% off
        $210 $169
      • SMF 11:35 AM
        10h 48m
        1 stop
        ORD 12:23 AM
        Sacramento - Chicago | Fri, Oct 2 | Frontier Airlines
        $195
        7% off
        $210 $195
      • SAC 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Sacramento - Chicago | Mon, Sep 14 | Normal Airline
        Find more flights
        Find more flights

Flight.News
Flights from Sacramento to Chicago operate an average of 15 times per day over the past 7 days, with a 62.9% on-time departure rate and a 89.9% on-time arrival rate.

Which airlines are the most popular for Sacramento to Chicago flights?

The most popular airlines flying from Sacramento to Chicago are United Airlines, Frontier Airlines, and Alaska Airlines, among 4 carriers on this route. Frontier Airlines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
United Airlines logo United Airlines
Frontier Airlines logo Frontier Airlines
Alaska Airlines logo Alaska Airlines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from Sacramento to Chicago according to previous 12 months data from Trip.com.

Flight Info | Sacramento to Chicago

The distance between Sacramento and Chicago is approximately 2,881.21 km. It takes around 4 hours 19 minutes on average to fly from Sacramento to Chicago. Based on Trip.com's data travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight price $108
Cheapest round-trip ticket price $229
Off-season for travel September
Peak season for travel July
Flight distance 2,881.21 km
Average flight time 4 hours 19 minutes
Popular airline United Airlines
Frequency ～29/week
Flight statistics for the Sacramento–Chicago route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Sacramento to Chicago (SAC-CHI)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $108 on Cheapest nonstop routes (e.g. SMF to ORD on Sun, Oct 11), while Frontier Airlines offers Cheapest nonstop round-trips from $229 departing on Fri, Sep 18 and returning on Sun, Sep 20.
  • At the moment, you can catch a nonstop flight from Sacramento to Chicago with the following airlines, including: United Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 4 hours 19 minutes to fly from Sacramento (SAC) to Chicago (CHI).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sacramento to Chicago is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 27 flight per week flying from Sacramento to Chicago. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2370 (07:19)
  • To find best deals on flights from Sacramento to Chicago, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Oct 11, with one-way flights priced at just $108.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Chicago travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sacramento to Chicago is September, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Sacramento to Chicago on September 29, 2026 with Frontier Airlines, with prices starting at $122.
  • You can arrive at any of the following airports in Chicago: O'Hare International Airport (ORD), Chicago Midway International Airport (MDW), and Chicago Rockford International Airport (RFD). Flights from Sacramento International Airport to O'Hare International Airport (SMF-ORD) are by far the most popular option for this route.
  • The time difference between Chicago and Sacramento is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. 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. However, 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Sacramento to Chicago is $239. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Sacramento to Chicago is $455. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Sacramento and Chicago, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Frontier Airlinesare the most popular budget airlines flying from Sacramento to Chicago. Check baggage, seat and payment fees before comparing the final price.

Explore More Popular Flights

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.