Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to Idaho Falls from £790

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 3/6. 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

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
14:25 - 22:15
LHR
-
IDA
14h 50m
1 stop
American Airlines Logo
07:00 - 10:15
IDA
-
LHR
20h 15m
2 stops
£790American Airlines
Wed, 3 Jun - Wed, 17 Jun
Virgin Atlantic Logo
10:55 - 22:42
LHR
-
IDA
18h 47m
1 stop
Virgin Atlantic Logo
15:16 - 14:35
IDA
-
LHR
16h 19m
2 stops
£791Virgin Atlantic
Tue, 12 May - Sun, 24 May
Virgin Atlantic Logo
11:40 - 22:42
LHR
-
IDA
18h 02m
2 stops
Virgin Atlantic Logo
15:16 - 14:35
IDA
-
LHR
16h 19m
2 stops
£808Virgin Atlantic
Tue, 12 May - Sun, 24 May
American Airlines Logo
20:10 - 13:38
LHR
-
IDA
24h 28m
2 stops
American Airlines Logo
07:00 - 10:30
IDA
-
LHR
20h 30m
2 stops
£821American Airlines
Wed, 3 Jun - Sun, 14 Jun
Virgin Atlantic Logo
10:55 - 22:16
LHR
-
IDA
18h 21m
1 stop
Virgin Atlantic Logo
13:10 - 11:00
IDA
-
LHR
14h 50m
1 stop
£840Virgin Atlantic
Tue, 31 Mar - Tue, 7 Apr
United Airlines Logo
07:30 - 21:04
LHR
-
IDA
20h 34m
2 stops
United Airlines Logo
17:20 - 12:20
IDA
-
LHR
12h 00m
1 stop
£841United Airlines
Tue, 14 Apr - Tue, 21 Apr
Virgin Atlantic Logo
18:55 - 18:15
LHR
-
IDA
30h 20m
2 stops
Virgin Atlantic Logo
13:10 - 12:10
IDA
-
LHR
16h 00m
2 stops
£847Virgin Atlantic
Tue, 31 Mar - Tue, 7 Apr
American Airlines Logo
14:25 - 22:15
LHR
-
IDA
14h 50m
1 stop
American Airlines Logo
07:00 - 10:55
IDA
-
LHR
20h 55m
1 stop
£848American Airlines
Wed, 3 Jun - Wed, 17 Jun
American Airlines Logo
20:10 - 13:38
LHR
-
IDA
24h 28m
2 stops
American Airlines Logo
07:00 - 10:30
IDA
-
LHR
20h 30m
2 stops
£850American Airlines
Thu, 4 Jun - Sun, 14 Jun
United Airlines Logo
06:00 - 13:30
MAN
-
IDA
37h 30m
2 stops
United Airlines Logo
17:30 - 12:20
IDA
-
MAN
36h 50m
2 stops
£964United Airlines
Wed, 18 Mar - Sun, 22 Mar

United Airlines flights from United Kingdom to Idaho Falls

Our best United Airlines deals on United Kingdom to Idaho Falls flight tickets
United Airlines
14 Apr
LHR07:30London Heathrow
20h 34m
2 stops
IDA21:04Idaho Falls Fanning Field
21 Apr
IDA17:20Idaho Falls Fanning Field
12h 00m
1 stop
LHR12:20London Heathrow
£841
United Airlines
14 Apr
LHR14:50London Heathrow
13h 14m
1 stop
IDA21:04Idaho Falls Fanning Field
21 Apr
IDA14:30Idaho Falls Fanning Field
12h 10m
1 stop
LHR09:40London Heathrow
£865
United Airlines
18 Mar
MAN06:00Manchester
21h 06m
2 stops
IDA21:06Idaho Falls Fanning Field
22 Mar
IDA17:30Idaho Falls Fanning Field
36h 50m
2 stops
MAN12:20Manchester
£955

Virgin Atlantic flights from United Kingdom to Idaho Falls

Our best Virgin Atlantic deals on United Kingdom to Idaho Falls flight tickets
Virgin Atlantic
12 May
LHR10:55London Heathrow
18h 47m
1 stop
IDA22:42Idaho Falls Fanning Field
24 May
IDA15:16Idaho Falls Fanning Field
16h 19m
2 stops
LHR14:35London Heathrow
£791
Virgin Atlantic
12 May
LHR11:40London Heathrow
18h 02m
2 stops
IDA22:42Idaho Falls Fanning Field
24 May
IDA15:16Idaho Falls Fanning Field
16h 19m
2 stops
LHR14:35London Heathrow
£808
Virgin Atlantic
31 Mar
LHR10:55London Heathrow
18h 21m
1 stop
IDA22:16Idaho Falls Fanning Field
7 Apr
IDA13:10Idaho Falls Fanning Field
14h 50m
1 stop
LHR11:00London Heathrow
£840

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 4 March 2026.
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

LHR - IDA

LHRIDA

London Heathrow

Wed 3/6

14:25-22:15

1 stop14h 50m

Idaho Falls Fanning Field

Wed 17/6

07:00-10:15

2 stops20h 15m

£790

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 12/5

10:55-22:42

1 stop18h 47m

Idaho Falls Fanning Field

Sun 24/5

15:16-14:35

2 stops16h 19m

£791

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 12/5

11:40-22:42

2 stops18h 02m

Idaho Falls Fanning Field

Sun 24/5

15:16-14:35

2 stops16h 19m

£808

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Wed 3/6

20:10-13:38

2 stops24h 28m

Idaho Falls Fanning Field

Sun 14/6

07:00-10:30

2 stops20h 30m

£820

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 31/3

10:55-22:16

1 stop18h 21m

Idaho Falls Fanning Field

Tue 7/4

13:10-11:00

1 stop14h 50m

£840

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 14/4

07:30-21:04

2 stops20h 34m

Idaho Falls Fanning Field

Tue 21/4

17:20-12:20

1 stop12h 00m

£841

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 31/3

18:55-18:15

2 stops30h 20m

Idaho Falls Fanning Field

Tue 7/4

13:10-12:10

2 stops16h 00m

£847

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Wed 3/6

14:25-22:15

1 stop14h 50m

Idaho Falls Fanning Field

Wed 17/6

07:00-10:55

1 stop20h 55m

£848

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Thu 4/6

20:10-13:38

2 stops24h 28m

Idaho Falls Fanning Field

Sun 14/6

07:00-10:30

2 stops20h 30m

£850

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Wed 18/3

06:00-13:30

2 stops37h 30m

Idaho Falls Fanning Field

Sun 22/3

17:30-12:20

2 stops36h 50m

£964

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

Can stopping save me money on United Kingdom to Idaho Falls flights?

You could potentially save up to 28% on your flight if you consider stops on a United Kingdom to Idaho Falls flight.

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

Fastest flight time

16h 39m

Direct flights

None
The fastest flight from United Kingdom to Idaho Falls takes 16h 39m
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
United AirlinesPriceFrom £762Free CancellationRating
7.4
9,382 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.

An easier way to manage your Idaho Falls trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 3/4
Fri 10/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States