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Flights from Idaho Falls to London
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Flights from Idaho Falls to London Starting at £380

Discover our range of affordable one-way and round-trip flights from Idaho Falls to London and kick-start your next adventure today!

  • One way
  • Round-trip
      • IDA14:30
        12h 10m
        1 stop
        LHR09:40
        Sun, Feb 23|Idaho Falls - London|United Airlines
        £380£666
        43% OFF
        43% OFF
        £666£380

        Choose United Airlines flights from Idaho Falls to London. The one-way connecting flight with United Airlines departs from Idaho Falls Regional Airport on Sun, Feb 23, arriving at London Heathrow Airport. One-way Prices start from £380 including taxes and charges.

      • IDA14:30
        12h 10m
        1 stop
        LHR09:40
        Mon, Feb 17|Idaho Falls - London|United Airlines
        £385£666
        42% OFF
        42% OFF
        £666£385

        Choose United Airlines flights from Idaho Falls to London. The one-way connecting flight with United Airlines departs from Idaho Falls Regional Airport on Mon, Feb 17, arriving at London Heathrow Airport. One-way Prices start from £385 including taxes and charges.

      • IDA18:58
        32h 2m
        1 stop
        LHR10:00
        Sun, Feb 23|Idaho Falls - London|Delta Air Lines
        £426£666
        36% OFF
        36% OFF
        £666£426

        Choose Delta Air Lines flights from Idaho Falls to London. The one-way connecting flight with Delta Air Lines departs from Idaho Falls Regional Airport on Sun, Feb 23, arriving at London Heathrow Airport. One-way Prices start from £426 including taxes and charges.

      • IDA06:00
        21h
        1 stop
        LHR10:00
        Sat, Mar 1|Idaho Falls - London|Delta Air Lines
        £440
        £440

        Choose Delta Air Lines flights from Idaho Falls to London. The one-way connecting flight with Delta Air Lines departs from Idaho Falls Regional Airport on Sat, Mar 1, arriving at London Heathrow Airport. One-way Prices start from £440 including taxes and charges.

      • IDA08:00
        20h 10m
        1 stop
        LHR11:10
        Sat, Mar 1|Idaho Falls - London|Alaska Airlines
        £441
        £441

        Choose Alaska Airlines flights from Idaho Falls to London. The one-way connecting flight with Alaska Airlines departs from Idaho Falls Regional Airport on Sat, Mar 1, arriving at London Heathrow Airport. One-way Prices start from £441 including taxes and charges.

      • IDA06:00
        21h
        1 stop
        LHR10:00
        Fri, Mar 7|Idaho Falls - London|Air France
        £449
        £449

        Choose Air France flights from Idaho Falls to London. The one-way connecting flight with Air France departs from Idaho Falls Regional Airport on Fri, Mar 7, arriving at London Heathrow Airport. One-way Prices start from £449 including taxes and charges.

      • IDA13:10
        13h 50m
        1 stop
        LHR10:00
        Fri, Mar 7|Idaho Falls - London|KLM
        £449
        £449

        Choose KLM flights from Idaho Falls to London. The one-way connecting flight with KLM departs from Idaho Falls Regional Airport on Fri, Mar 7, arriving at London Heathrow Airport. One-way Prices start from £449 including taxes and charges.

      • IDA08:00
        20h 10m
        1 stop
        LHR11:10
        Thu, Mar 6|Idaho Falls - London|Alaska Airlines
        £464
        £464

        Choose Alaska Airlines flights from Idaho Falls to London. The one-way connecting flight with Alaska Airlines departs from Idaho Falls Regional Airport on Thu, Mar 6, arriving at London Heathrow Airport. One-way Prices start from £464 including taxes and charges.

      • IDA08:00
        21h 10m
        1 stop
        LHR11:10
        Fri, Mar 28|Idaho Falls - London|Alaska Airlines
        £465
        £465

        Choose Alaska Airlines flights from Idaho Falls to London. The one-way connecting flight with Alaska Airlines departs from Idaho Falls Regional Airport on Fri, Mar 28, arriving at London Heathrow Airport. One-way Prices start from £465 including taxes and charges.

      • IDA06:45
        19h 55m
        1 stop
        LHR09:40
        Thu, Mar 6|Idaho Falls - London|United Airlines
        £467
        £467

        Choose United Airlines flights from Idaho Falls to London. The one-way connecting flight with United Airlines departs from Idaho Falls Regional Airport on Thu, Mar 6, arriving at London Heathrow Airport. One-way Prices start from £467 including taxes and charges.

      • IDA01:00 pm
        3h 5m
        Nonstop
        LON02:00 pm
        Fri, Jan 31|Idaho Falls - London|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Idaho Falls to London flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AF2384

    Air France

    06:10

    IDA

    1.3h

    07:28

    SLC

    S--W-FS
    Search

  2. AF2658

    Air France

    07:00

    SLC

    4.7h

    13:41

    JFK

    SMTWTFS

  3. AF6753

    Air France

    18:00

    JFK

    7.4h

    06:25

    LHR

    SMTWTFS

  4. UA4706

    United Airlines

    06:45

    IDA

    1.9h

    08:41

    DEN

    SMTWTFS
    Search

  5. UA2087

    United Airlines

    10:11

    DEN

    3.4h

    15:32

    IAD

    SMTWTFS

  6. UA918

    United Airlines

    18:30

    IAD

    7.4h

    06:55

    LHR

    SMTWTFS

  7. UA4706

    United Airlines

    06:45

    IDA

    1.9h

    08:41

    DEN

    SMTWTFS
    Search

  8. UA2058

    United Airlines

    10:15

    DEN

    3.9h

    16:09

    EWR

    SMTWTFS

  9. UA146

    United Airlines

    23:00

    EWR

    7.4h

    11:25

    LHR

    SMTWTFS

  10. DL3944

    Delta Air Lines

    13:05

    IDA

    1.1h

    14:09

    SLC

    SMTWTFS
    Search

  11. DL2817

    Delta Air Lines

    15:15

    SLC

    2.4h

    16:40

    SEA

    SMTWTFS

  12. DL020

    Delta Air Lines

    19:55

    SEA

    9.6h

    13:30

    LHR

    --T-T-S

  13. KL7397

    KLM

    13:05

    IDA

    1.2h

    14:15

    SLC

    SMTWTFS
    Search

  14. KL5061

    KLM

    15:45

    SLC

    3.8h

    21:34

    ATL

    SMTWTFS

  15. KL6195

    KLM

    23:55

    ATL

    8.3h

    13:15

    LHR

    SMTWTFS

  16. KL7397

    KLM

    13:05

    IDA

    1.2h

    14:15

    SLC

    SMTWTFS
    Search

  17. KL5599

    KLM

    15:39

    SLC

    2.3h

    16:56

    SEA

    SMTWTFS

  18. KL4813

    KLM

    18:45

    SEA

    9.4h

    11:10

    LHR

    S-TWTFS

  19. DL3944

    Delta Air Lines

    13:05

    IDA

    1.1h

    14:09

    SLC

    SMTWTFS
    Search

  20. VS4020

    Virgin Atlantic

    17:15

    SLC

    9.8h

    10:00

    LHR

    SMT-TF-

  21. KL7397

    KLM

    13:05

    IDA

    1.2h

    14:15

    SLC

    SMTWTFS
    Search

  22. KL6113

    KLM

    17:15

    SLC

    9.8h

    10:00

    LHR

    SMT-TF-

  23. UA5929

    United Airlines

    14:40

    IDA

    1.8h

    16:26

    DEN

    SMTWTFS
    Search

  24. UA027

    United Airlines

    17:35

    DEN

    9.1h

    09:40

    LHR

    SMTWTFS

  25. AS2010

    Alaska Airlines

    16:35

    IDA

    1.9h

    17:27

    SEA

    SMTWTFS
    Search

  26. VS4037

    Virgin Atlantic

    19:55

    SEA

    9.6h

    13:30

    LHR

    --T-T-S
Find more flights and airlines

Find the best time to fly from Idaho Falls to London

These price trend charts carefully monitor and predict how flight prices from Idaho Falls to London will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

  • When are flight tickets from Idaho Falls (IDA) to London (LON) the cheapest?

    Airlines adjust prices for flights from Idaho Falls to London based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Idaho Falls (IDA) to London (LON) cost?

    According to Trip.com's data, the lowest price is around £691.

  • What is the transportation method from the main airport to downtown in London?

    • The distance from London Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
    • The distance from Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
    • The distance from London Luton Airport to downtown is about 44km, by taxi about 1 hour.

  • How many airports in London (LON)?

How to find a cheap flight from Idaho Falls to London

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Idaho Falls to London

Cheapest direct flight price£380
Off-season travel monthJanuary
Peak season for travelNovember
Flight distance7,589.86km
Popular airlineDelta Air Lines

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