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Cheap flights from the United Kingdom to Idaho Falls from £767

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Idaho Falls departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United Kingdom to Idaho Falls

Recent return flight deals from the United Kingdom to Idaho Falls

Enter your travel dates to find the best prices.
American Airlines Logo
12:30 - 13:27LGW-IDA
31h 57m2 stops
American Airlines Logo
13:58 - 07:30IDA-LGW
34h 32m2 stops
£767American Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
American Airlines Logo
12:30 - 13:27LGW-IDA
31h 57m2 stops
American Airlines Logo
13:58 - 07:30IDA-LGW
34h 32m2 stops
£768American Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Virgin Atlantic Logo
20:25 - 22:21LHR-IDA
32h 56m2 stops
Virgin Atlantic Logo
06:00 - 10:00IDA-LHR
21h 00m1 stop
£859Virgin Atlantic
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Virgin Atlantic Logo
20:25 - 22:21LHR-IDA
32h 56m2 stops
Virgin Atlantic Logo
06:00 - 06:50IDA-LHR
17h 50m2 stops
£863Virgin Atlantic
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Delta Logo
05:45 - 22:37EDI-IDA
23h 52m2 stops
Delta Logo
13:17 - 09:45IDA-EDI
37h 28m2 stops
£875Delta
Find Deal
Sat, 6 Dec - Wed, 10 Dec
United Airlines Logo
18:00 - 21:12LHR-IDA
34h 12m2 stops
United Airlines Logo
14:45 - 09:40IDA-LHR
11h 55m1 stop
£931United Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Delta Logo
06:20 - 18:17LHR-IDA
18h 57m2 stops
Delta Logo
06:00 - 10:00IDA-LHR
21h 00m1 stop
£998Delta
Find Deal
Sat, 22 Nov - Tue, 25 Nov
United Airlines Logo
06:00 - 13:30MAN-IDA
38h 30m2 stops
United Airlines Logo
14:40 - 17:00IDA-MAN
43h 20m2 stops
£1,073United Airlines
Find Deal
Thu, 8 Jan - Thu, 22 Jan
Multiple Airlines Logo
16:30 - 13:27LHR-IDA
27h 57m1 stop
Multiple Airlines Logo
07:00 - 13:15IDA-LHR
23h 15m1 stop
£2,060Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Multiple Airlines Logo
14:55 - 23:59LHR-IDA
16h 04m1 stop
Multiple Airlines Logo
07:00 - 13:15IDA-LHR
23h 15m1 stop
£2,061Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec

Virgin Atlantic flights from United Kingdom to Idaho Falls

Our best Virgin Atlantic deals on United Kingdom to Idaho Falls flight tickets
Virgin Atlantic
1 Dec
LHR20:25London Heathrow
32h 56m
2 stops
IDA22:21Idaho Falls Fanning Field
8 Dec
IDA06:00Idaho Falls Fanning Field
21h 00m
1 stop
LHR10:00London Heathrow
£854
Find similar
Virgin Atlantic
1 Dec
LHR20:25London Heathrow
32h 56m
2 stops
IDA22:21Idaho Falls Fanning Field
8 Dec
IDA06:00Idaho Falls Fanning Field
17h 50m
2 stops
LHR06:50London Heathrow
£857
Find similar
Virgin Atlantic
1 Dec
LHR20:25London Heathrow
32h 56m
2 stops
IDA22:21Idaho Falls Fanning Field
8 Dec
IDA06:00Idaho Falls Fanning Field
21h 00m
1 stop
LHR10:00London Heathrow
£859
Find similar

United Airlines flights from United Kingdom to Idaho Falls

Our best United Airlines deals on United Kingdom to Idaho Falls flight tickets
United Airlines
8 Jan
LHR09:10London Heathrow
19h 04m
2 stops
IDA21:14Idaho Falls Fanning Field
22 Jan
IDA10:51Idaho Falls Fanning Field
17h 24m
2 stops
LHR11:15London Heathrow
£878
Find similar
United Airlines
1 Dec
LHR18:00London Heathrow
34h 12m
2 stops
IDA21:12Idaho Falls Fanning Field
8 Dec
IDA14:45Idaho Falls Fanning Field
11h 55m
1 stop
LHR09:40London Heathrow
£931
Find similar
United Airlines
8 Jan
MAN06:00Manchester
38h 30m
2 stops
IDA13:30Idaho Falls Fanning Field
22 Jan
IDA14:40Idaho Falls Fanning Field
43h 20m
2 stops
MAN17:00Manchester
£1,073
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 13 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Mon 1/12

12:30-13:27

2 stops31h 57m

Idaho Falls Fanning Field

Mon 8/12

13:58-07:30

2 stops34h 32m

£767

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Mon 1/12

12:30-13:27

2 stops31h 57m

Idaho Falls Fanning Field

Mon 8/12

13:58-07:30

2 stops34h 32m

£768

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Mon 1/12

20:25-22:21

2 stops32h 56m

Idaho Falls Fanning Field

Mon 8/12

06:00-10:00

1 stop21h 00m

£859

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Mon 1/12

20:25-22:21

2 stops32h 56m

Idaho Falls Fanning Field

Mon 8/12

06:00-06:50

2 stops17h 50m

£863

EdinburghIdaho Falls

EDI - IDA

EDIIDA

Edinburgh Turnhouse

Sat 6/12

05:45-22:37

2 stops23h 52m

Idaho Falls Fanning Field

Wed 10/12

13:17-09:45

2 stops37h 28m

£875

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Mon 1/12

18:00-21:12

2 stops34h 12m

Idaho Falls Fanning Field

Mon 8/12

14:45-09:40

1 stop11h 55m

£931

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Sat 22/11

06:20-18:17

2 stops18h 57m

Idaho Falls Fanning Field

Tue 25/11

06:00-10:00

1 stop21h 00m

£998

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Thu 8/1

06:00-13:30

2 stops38h 30m

Idaho Falls Fanning Field

Thu 22/1

14:40-17:00

2 stops43h 20m

£1,073

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Mon 1/12

16:30-13:27

1 stop27h 57m

Idaho Falls Fanning Field

Mon 8/12

07:00-13:15

1 stop23h 15m

£2,060

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Mon 1/12

14:55-23:59

1 stop16h 04m

Idaho Falls Fanning Field

Mon 8/12

07:00-13:15

1 stop23h 15m

£2,061

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Idaho Falls from

How to get the cheapest flight ticket from United Kingdom to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Idaho Falls?

According to our data, Tuesday is the cheapest day to fly to Idaho Falls from United Kingdom. The lowest ticket price found for a Tuesday departure recently was £705. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Saturday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £972.

What is the cheapest time of day to depart on your flight to Idaho Falls?

The cheapest time of day to fly to Idaho Falls is in the afternoon when flights can be purchased for as low as £792. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £909 on average. Flights to Idaho Falls from United Kingdom in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap United Kingdom to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Idaho Falls

Direct flights

None
There are no direct flights from United Kingdom to Idaho Falls. There are no popular flight routes from United Kingdom to Idaho Falls.
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Idaho Falls Fanning Field Airport?

    Prices for flights from United Kingdom to Idaho Falls Fanning Field Airport are updated daily.

  • How many operators does momondo search for flights from United Kingdom to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from United Kingdom to Idaho Falls Fanning Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The necessary travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United Kingdom to Idaho Falls

Compare and see reviews for airlines that fly from United Kingdom to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £664Free CancellationRating
7.5
673 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom £775Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Idaho Falls?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Idaho Falls. momondo saves you time and could save you money on your trip.

Can I find flights from United Kingdom to Idaho Falls with flexible booking policies on momondo?

All flight searches from United Kingdom to Idaho Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from United Kingdom to Idaho Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Idaho Falls.

I’m not ready to book a flight from United Kingdom to Idaho Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho Falls from United Kingdom. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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