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Cheap flights from Idaho Falls to England from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to England departing on 3/18. 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 Idaho Falls to England

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:33 pm - 9:40 am
IDA
-
LHR
33h 07m
1 stop
United Airlines Logo
6:35 am - 9:56 am
LHR
-
IDA
33h 21m
2 stops
$633United Airlines
mié., mar. 4 - mié., mar. 11
United Airlines Logo
2:40 pm - 7:10 am
IDA
-
LHR
33h 30m
2 stops
United Airlines Logo
6:35 am - 9:56 am
LHR
-
IDA
33h 21m
2 stops
$636United Airlines
mié., mar. 4 - mié., mar. 11
United Airlines Logo
5:20 pm - 9:40 am
IDA
-
LHR
33h 20m
1 stop
United Airlines Logo
6:55 am - 9:53 am
LHR
-
IDA
33h 58m
2 stops
$649United Airlines
mar., abr. 7 - mar., abr. 14
United Airlines Logo
5:20 pm - 9:40 am
IDA
-
LHR
33h 20m
1 stop
United Airlines Logo
6:55 am - 9:53 am
LHR
-
IDA
33h 58m
2 stops
$650United Airlines
mar., abr. 7 - mar., abr. 14
United Airlines Logo
10:40 am - 9:40 am
IDA
-
LHR
16h 00m
1 stop
United Airlines Logo
7:25 am - 9:53 am
LHR
-
IDA
33h 28m
2 stops
$651United Airlines
mar., abr. 7 - mar., abr. 14
United Airlines Logo
5:20 pm - 10:00 am
IDA
-
LHR
33h 40m
2 stops
United Airlines Logo
6:55 am - 9:53 am
LHR
-
IDA
33h 58m
2 stops
$653United Airlines
mar., abr. 7 - mar., abr. 14
United Airlines Logo
5:20 pm - 10:00 am
IDA
-
LHR
33h 40m
2 stops
United Airlines Logo
6:55 am - 9:53 am
LHR
-
IDA
33h 58m
2 stops
$655United Airlines
mar., abr. 7 - mar., abr. 14
United Airlines Logo
2:40 pm - 9:40 am
IDA
-
LHR
12h 00m
1 stop
United Airlines Logo
11:35 am - 9:06 pm
LHR
-
IDA
15h 31m
1 stop
$662United Airlines
mié., mar. 4 - mié., mar. 11
United Airlines Logo
10:40 am - 9:40 am
IDA
-
LHR
16h 00m
1 stop
United Airlines Logo
2:50 pm - 9:53 am
LHR
-
IDA
26h 03m
1 stop
$678United Airlines
mar., abr. 7 - mar., abr. 14
American Airlines Logo
7:48 am - 10:50 am
IDA
-
LHR
20h 02m
1 stop
American Airlines Logo
10:05 am - 11:39 pm
LHR
-
IDA
20h 34m
1 stop
$679American Airlines
mar., abr. 7 - mar., abr. 14

Delta flights from Idaho Falls to England

Our best Delta deals on Idaho Falls to England flight tickets
Delta
May 13
IDA3:16 pmIdaho Falls Fanning Field
16h 19m
2 stops
LHR2:35 pmLondon Heathrow
May 27
LHR10:45 amLondon Heathrow
18h 57m
2 stops
IDA10:42 pmIdaho Falls Fanning Field
$997
Delta
May 13
IDA3:16 pmIdaho Falls Fanning Field
16h 19m
2 stops
LHR2:35 pmLondon Heathrow
May 27
LHR10:45 amLondon Heathrow
18h 57m
2 stops
IDA10:42 pmIdaho Falls Fanning Field
$999
Delta
May 13
IDA3:16 pmIdaho Falls Fanning Field
16h 19m
2 stops
LHR2:35 pmLondon Heathrow
May 25
LHR10:45 amLondon Heathrow
18h 57m
2 stops
IDA10:42 pmIdaho Falls Fanning Field
$1,057

United Airlines flights from Idaho Falls to England

Our best United Airlines deals on Idaho Falls to England flight tickets
United Airlines
Mar 4
IDA5:33 pmIdaho Falls Fanning Field
33h 07m
1 stop
LHR9:40 amLondon Heathrow
Mar 11
LHR6:35 amLondon Heathrow
33h 21m
2 stops
IDA9:56 amIdaho Falls Fanning Field
$633
United Airlines
Mar 4
IDA2:40 pmIdaho Falls Fanning Field
33h 30m
2 stops
LHR7:10 amLondon Heathrow
Mar 11
LHR6:35 amLondon Heathrow
33h 21m
2 stops
IDA9:56 amIdaho Falls Fanning Field
$636
United Airlines
Apr 7
IDA5:20 pmIdaho Falls Fanning Field
33h 20m
1 stop
LHR9:40 amLondon Heathrow
Apr 14
LHR6:55 amLondon Heathrow
33h 58m
2 stops
IDA9:53 amIdaho Falls Fanning Field
$649

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to England 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 832,500 searches. Data last updated febrero 5, 2026.
Use the filters below to find and compare flights from Idaho Falls to England that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mié. 3/4

5:33 pm-9:40 am

1 stop33h 07m

London Heathrow

mié. 3/11

6:35 am-9:56 am

2 stops33h 21m

$633

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mié. 3/4

2:40 pm-7:10 am

2 stops33h 30m

London Heathrow

mié. 3/11

6:35 am-9:56 am

2 stops33h 21m

$636

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

5:20 pm-9:40 am

1 stop33h 20m

London Heathrow

mar. 4/14

6:55 am-9:53 am

2 stops33h 58m

$649

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

5:20 pm-9:40 am

1 stop33h 20m

London Heathrow

mar. 4/14

6:55 am-9:53 am

2 stops33h 58m

$650

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

10:40 am-9:40 am

1 stop16h 00m

London Heathrow

mar. 4/14

7:25 am-9:53 am

2 stops33h 28m

$651

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

5:20 pm-10:00 am

2 stops33h 40m

London Heathrow

mar. 4/14

6:55 am-9:53 am

2 stops33h 58m

$653

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

5:20 pm-10:00 am

2 stops33h 40m

London Heathrow

mar. 4/14

6:55 am-9:53 am

2 stops33h 58m

$655

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mié. 3/4

2:40 pm-9:40 am

1 stop12h 00m

London Heathrow

mié. 3/11

11:35 am-9:06 pm

1 stop15h 31m

$662

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

10:40 am-9:40 am

1 stop16h 00m

London Heathrow

mar. 4/14

2:50 pm-9:53 am

1 stop26h 03m

$678

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

mar. 4/7

7:48 am-10:50 am

1 stop20h 02m

London Heathrow

mar. 4/14

10:05 am-11:39 pm

1 stop20h 34m

$679

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to England from

How to get the cheapest flight ticket from Idaho Falls to England

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 airline that flies from Idaho Falls Fanning Field to England?

United Airlines and American Airlines are the most popular carriers operating from Idaho Falls Fanning Field to England

Cheap Idaho Falls to England flight deals and tips

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

Fastest flight time

12h 09m

Direct flights

None
The fastest flight from Idaho Falls to England takes 12h 09m
There are no direct flights from Idaho Falls to England. There are no popular flight routes from Idaho Falls to England.
Search flight deals

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

    Prices for flights from Idaho Falls Fanning Field Airport to England were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho Falls Fanning Field Airport to England.

  • What documentation or ID do you need to fly to England?

    The travel and health documents required for your trip to England can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at England. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho Falls to England

Compare and see reviews for airlines that fly from Idaho Falls to England with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $699Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho Falls to England for you.

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

Yes. All flights to England from Idaho Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Idaho Falls and England by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to England from Idaho Falls. 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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