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Heathrow Airport to San Diego International Airport flight

Explore the cheapest one-way and round-trip flights from Heathrow Airport to San Diego International Airport over the next 90 days, with one-way fares from €421 and round-trip from €526. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LHR 12:45 PM
        11h 25m
        Nonstop
        SAN 4:10 PM
        London - San Diego | Wed, Dec 2 | American Airlines
        SAN 6:00 PM
        10h 40m
        Nonstop
        LHR 12:40 PM
        San Diego - London | Tue, Dec 8 | American Airlines
        €716 €787
        9% off
        9% off
        €787 €716
      • LHR 12:45 PM
        11h 25m
        Nonstop
        SAN 4:10 PM
        London - San Diego | Tue, Dec 1 | American Airlines
        SAN 6:00 PM
        10h 40m
        Nonstop
        LHR 12:40 PM
        San Diego - London | Tue, Dec 8 | American Airlines
        €716 €787
        9% off
        9% off
        €787 €716
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Wed, Nov 4 | Lufthansa
        SAN 10:56 AM
        16h 19m
        1 stop
        LHR 11:15 AM
        San Diego - London | Wed, Nov 11 | Frontier Airlines
        €526 €787
        33% off
        33% off
        €787 €526
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Wed, Nov 4 | Brussels Airlines
        SAN 10:56 AM
        16h 19m
        1 stop
        LHR 11:15 AM
        San Diego - London | Wed, Nov 11 | Frontier Airlines
        €547
        30% off
        €787 €547
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Wed, Nov 4 | Austrian Airlines
        SAN 10:56 AM
        16h 19m
        1 stop
        LHR 11:15 AM
        San Diego - London | Wed, Nov 11 | Frontier Airlines
        €568
        28% off
        €787 €568
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Sat, Nov 7 | Brussels Airlines
        SAN 10:56 AM
        16h 19m
        1 stop
        LHR 11:15 AM
        San Diego - London | Wed, Nov 11 | Frontier Airlines
        €569
        28% off
        €787 €569
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Sat, Nov 7 | Austrian Airlines
        SAN 10:56 AM
        16h 19m
        1 stop
        LHR 11:15 AM
        San Diego - London | Wed, Nov 11 | Frontier Airlines
        €590
        25% off
        €787 €590
      • LHR 12:20 PM
        16h 57m
        1 stop
        SAN 9:17 PM
        London - San Diego | Sat, Dec 5 | Virgin Atlantic
        SAN 6:15 AM
        20h 25m
        1 stop
        LHR 10:40 AM
        San Diego - London | Tue, Dec 8 | Alaska Airlines
        €634
        19% off
        €787 €634
      • LHR 11:50 AM
        28h 52m
        1 stop
        SAN 8:42 AM
        London - San Diego | Tue, Nov 10 | KLM
        SAN 10:48 AM
        16h 7m
        1 stop
        LHR 10:55 AM
        San Diego - London | Tue, Nov 17 | Alaska Airlines
        €667
        15% off
        €787 €667
      • LHR 11:50 AM
        33h 46m
        1 stop
        SAN 1:36 PM
        London - San Diego | Tue, Nov 10 | Air France
        SAN 7:10 AM
        19h 45m
        1 stop
        LHR 10:55 AM
        San Diego - London | Tue, Nov 17 | Alaska Airlines
        €667
        15% off
        €787 €667
      • LHR 9:25 AM
        16h 20m
        1 stop
        SAN 5:45 PM
        London - San Diego | Sat, Dec 5 | American Airlines
        SAN 6:15 AM
        16h 45m
        1 stop
        LHR 7:00 AM
        San Diego - London | Tue, Dec 8 | Alaska Airlines
        €670
        15% off
        €787 €670
      • LHR 12:20 PM
        16h 57m
        1 stop
        SAN 9:17 PM
        London - San Diego | Sat, Dec 5 | Air France
        SAN 6:15 AM
        20h 25m
        1 stop
        LHR 10:40 AM
        San Diego - London | Tue, Dec 8 | Alaska Airlines
        €671
        15% off
        €787 €671
      • LHR 12:20 PM
        16h 57m
        1 stop
        SAN 9:17 PM
        London - San Diego | Sat, Dec 5 | KLM
        SAN 6:15 AM
        20h 25m
        1 stop
        LHR 10:40 AM
        San Diego - London | Tue, Dec 8 | Alaska Airlines
        €671
        15% off
        €787 €671
      • LHR 5:00 PM
        14h 59m
        1 stop
        SAN 11:59 PM
        London - San Diego | Thu, Oct 22 | Alaska Airlines
        SAN 6:15 AM
        23h 5m
        1 stop
        LHR 12:20 PM
        San Diego - London | Wed, Oct 28 | Alaska Airlines
        €674
        14% off
        €787 €674
      • LON 1:00 PM
        17h 25m
        1 stop
        SAN 2:00 PM
        London - San Diego | Sun, Oct 11 | Normal Airline
        SAN 3:00 PM
        6h
        Nonstop
        LON 4:00 PM
        San Diego - London | Tue, Oct 13 | Normal Airline
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      • Cheapest nonstop
        LHR 12:45 PM
        11h 25m
        Nonstop
        SAN 4:10 PM
        London - San Diego | Tue, Nov 17 | British Airways
        €511 €572
        11% off
        11% off
        €572 €511
      • LHR 12:45 PM
        11h 25m
        Nonstop
        SAN 4:10 PM
        London - San Diego | Tue, Nov 17 | American Airlines
        €520 €572
        9% off
        9% off
        €572 €520
      • LHR 2:50 PM
        29h 50m
        1 stop
        SAN 1:40 PM
        London - San Diego | Mon, Nov 2 | WestJet
        €421 €572
        26% off
        26% off
        €572 €421
      • LHR 3:20 PM
        35h 18m
        1 stop
        SAN 6:38 PM
        London - San Diego | Thu, Nov 19 | American Airlines
        €457
        20% off
        €572 €457
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Sat, Nov 7 | Lufthansa
        €471
        18% off
        €572 €471
      • LHR 2:50 PM
        29h 50m
        1 stop
        SAN 12:40 PM
        London - San Diego | Wed, Dec 2 | WestJet
        €471
        18% off
        €572 €471
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Sat, Nov 21 | Lufthansa
        €477
        17% off
        €572 €477
      • LHR 5:50 PM
        29h 55m
        1 stop
        SAN 3:45 PM
        London - San Diego | Wed, Nov 18 | Lufthansa
        €477
        17% off
        €572 €477
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Fri, Nov 13 | Lufthansa
        €479
        16% off
        €572 €479
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Sat, Nov 14 | Lufthansa
        €479
        16% off
        €572 €479
      • LHR 1:45 PM
        36h 25m
        1 stop
        SAN 6:10 PM
        London - San Diego | Sat, Dec 5 | Lufthansa
        €480
        16% off
        €572 €480
      • LHR 11:45 AM
        15h 52m
        1 stop
        SAN 7:37 PM
        London - San Diego | Tue, Nov 17 | American Airlines
        €480
        16% off
        €572 €480
      • LHR 8:15 PM
        27h 30m
        1 stop
        SAN 3:45 PM
        London - San Diego | Wed, Nov 11 | Lufthansa
        €483
        16% off
        €572 €483
      • LHR 10:05 AM
        16h 33m
        1 stop
        SAN 6:38 PM
        London - San Diego | Thu, Nov 5 | Lufthansa
        €484
        15% off
        €572 €484
      • LON 1:00 PM
        17h 25m
        1 stop
        SAN 2:00 PM
        London - San Diego | Sun, Oct 11 | Normal Airline
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Displayed flight fares from Heathrow Airport to San Diego International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Heathrow Airport to San Diego International Airport

What is the cheapest month for one-way flights from Heathrow Airport to San Diego International Airport?

Data is based on average one-way flight prices from Heathrow Airport to San Diego International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Heathrow Airport to San Diego International Airport, the best time to buy is in February, with an average price of €622. You’ll want to avoid September, when the average price can reach as high as €1,211.

€1,211
€917
€622
€328
    Cheapest
  • €1,101
    Oct
  • €1,042
    Nov
  • €1,121
    Dec
  • €740
    Jan
  • €622
    Feb
  • €993
    Mar
  • €896
    Apr
  • €1,099
    May
  • €862
    Jun
  • €905
    Jul
  • €883
    Aug
  • €1,211
    Sep

What’s the cheapest month to fly round-trip from Heathrow Airport to San Diego International Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Heathrow Airport to San Diego International Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from Heathrow Airport to San Diego International Airport, with an average price of €719. In contrast, September is usually the most expensive month, with average fares reaching €1,352.

€1,352
€1,036
€719
€403
    Cheapest
  • €927
    Oct
  • €883
    Nov
  • €882
    Dec
  • €719
    Jan
  • €755
    Feb
  • €945
    Mar
  • €1,330
    Apr
  • €1,329
    May
  • €1,291
    Jun
  • €1,311
    Jul
  • €856
    Aug
  • €1,352
    Sep

What is the cheapest day of the week to fly from Heathrow Airport to San Diego International Airport?

The data is based on the past 12 months and shows the average ticket prices from Heathrow Airport to San Diego International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Heathrow Airport to San Diego International Airport is Friday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

€1,791
€1,164
€537
0
    Cheapest
  • €700
    Mon
  • €943
    Tue
  • €815
    Wed
  • €796
    Thu
  • €537
    Fri
  • €1,791
    Sat
  • €949
    Sun

Which airline offers the cheapest flights from Heathrow Airport to San Diego International Airport?

The cheapest airline flying from Heathrow Airport to San Diego International Airport is WestJet (from €421) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

WestJet
From €421
Swiss Airlines
From €423
Air Canada
From €432
Lufthansa
From €445
American Airlines
From €457
Royal Air Maroc
From €468
Alaska Airlines
From €469
Finnair
From €478
Brussels Airlines
From €479
United Airlines
From €492

Find more flights and airlines

What is the flight schedule from Heathrow Airport to San Diego International Airport?

Check the schedule for flights from London to San Diego and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. OS7857

    Heathrow Airport

    10:35 AM

    LHR

    11h

    Nonstop

    1:35 PM

    SFO

    S M T W T F S
    Search

  2. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  3. FI451

    Heathrow Airport

    1:05 PM

    LHR

    3h 10m

    Nonstop

    3:15 PM

    KEF

    S M T W T F S
    Search

  4. FI681

    Reykjavik Keflavik Airport

    4:50 PM

    KEF

    8h 5m

    Nonstop

    5:55 PM

    SEA

    S M T W T F S

  5. AS623

    Seattle Tacoma Intl. Airport

    6:05 PM

    SEA

    2h 58m

    Nonstop

    9:03 PM

    SAN

    S M T W T F S

  6. LH4233

    Heathrow Airport

    6:30 AM

    LHR

    1h 35m

    Nonstop

    9:05 AM

    FRA

    S M T W T F S
    Search

  7. LH454

    Frankfurt Intl. Airport

    10:25 AM

    FRA

    11h 15m

    Nonstop

    12:40 PM

    SFO

    S M T W T F S

  8. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  9. LH4233

    Heathrow Airport

    6:30 AM

    LHR

    1h 35m

    Nonstop

    9:05 AM

    FRA

    S M T W T F S
    Search

  10. LH454

    Frankfurt Intl. Airport

    10:25 AM

    FRA

    11h 15m

    Nonstop

    12:40 PM

    SFO

    S M T W T F S

  11. AS1330

    San Francisco Intl. Airport

    4:43 PM

    SFO

    1h 46m

    Nonstop

    6:29 PM

    SAN

    S M T W T F S

  12. LH919

    Heathrow Airport

    7:30 PM

    LHR

    1h 35m

    Nonstop

    10:05 PM

    FRA

    S M T W T F S
    Search

  13. LH454

    Frankfurt Intl. Airport

    10:25 AM

    FRA

    11h 15m

    Nonstop

    12:40 PM

    SFO

    S M T W T F S

  14. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  15. AA6942

    Heathrow Airport

    7:25 PM

    LHR

    8h

    Nonstop

    10:25 PM

    JFK

    S M T W T F S
    Search

  16. AA076

    John F Kennedy Intl. Airport

    7:00 AM

    JFK

    6h 42m

    Nonstop

    10:42 AM

    SFO

    S M T W T F S

  17. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  18. AA6942

    Heathrow Airport

    7:25 PM

    LHR

    8h

    Nonstop

    10:25 PM

    JFK

    S M T W T F S
    Search

  19. AA179

    John F Kennedy Intl. Airport

    9:00 AM

    JFK

    6h 39m

    Nonstop

    12:39 PM

    SFO

    S M T W T - S

  20. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  21. AA6940

    Heathrow Airport

    5:25 PM

    LHR

    7h 55m

    Nonstop

    8:20 PM

    JFK

    S M T W T F S
    Search

  22. AA179

    John F Kennedy Intl. Airport

    9:00 AM

    JFK

    6h 39m

    Nonstop

    12:39 PM

    SFO

    S M T W T - S

  23. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  24. LH6586

    Heathrow Airport

    6:00 PM

    LHR

    8h 10m

    Nonstop

    10:10 PM

    YYZ

    S M - W T - S
    Search

  25. AC741

    Toronto Pearson International Airport

    10:20 AM

    YYZ

    5h 29m

    Nonstop

    12:49 PM

    SFO

    S M T W T F S

  26. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S

  27. AC859

    Heathrow Airport

    5:40 PM

    LHR

    7h 50m

    Nonstop

    8:30 PM

    YYZ

    S M T W T F S
    Search

  28. AC741

    Toronto Pearson International Airport

    10:20 AM

    YYZ

    5h 29m

    Nonstop

    12:49 PM

    SFO

    S M T W T F S

  29. F93382

    San Francisco Intl. Airport

    4:57 PM

    SFO

    1h 41m

    Nonstop

    6:38 PM

    SAN

    S M T W T F S
Find more flights and airlines

About Heathrow Airport and San Diego International Airport

Learn about Heathrow Airport (LHR) and San Diego International Airport (SAN) — including location, terminals, transportation, and travel tips.

Flight distance 8,817.82 km
Cheapest one-way ticket price €421
Cheapest return ticket price €526

FAQs for Heathrow Airport to San Diego International Airport Flights

  • How long is the flight from Heathrow Airport to San Diego International Airport?

    Heathrow Airport to San Diego International Airport takes about 10 hours 42 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from Heathrow Airport (LHR) to San Diego International Airport (SAN).
  • The earliest flight from Heathrow Airport to San Diego International Airport departs at 11:35, and the last departs at 14:30, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Heathrow Airport (LHR) to San Diego International Airport (SAN) is quite popular. Without considering departure times or holidays, tickets cost around €1,889 in October, the most expensive month to book this route.
    • The distance from San Diego International Airport to downtown is about 3 km. It takes about 20 minutes by taxi.
    • The distance from McClellan-Palomar Airport to downtown is about 47 km. It takes about 1 hour by taxi.
  • British Airways is a very popular airline operating an average of 1504 flights per month.
  • One-way flights from Heathrow Airport to San Diego International Airport currently start from €421, and round-trip fares start from €526. The current lowest fare is a WestJet flight departing on Mon, Nov 2; prices may vary depending on availability.
  • Yes. British Airways operate direct flights from Heathrow Airport to San Diego International Airport, with an average flight time of 10 hours 55 minutes, and around 13 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 Heathrow Airport to San Diego International Airport is €995. Prices may vary depending on the departure date, airline, and availability.
  • Heathrow Airport to San Diego International Airport operates around 13 weekly flights, mainly by British Airways. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Heathrow Airport and San Diego International 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.

Popular Destinations

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.