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Cheap flights from Idaho Falls to England from $340

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 3/8. 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
6:30 am - 9:40 am
IDA
-
LHR
20h 10m1 stop
United Airlines Logo
6:35 am - 9:56 am
LHR
-
IDA
34h 21m2 stops
$630United Airlines
Thu, Jan 22 - Thu, Jan 29
Delta Logo
6:35 pm - 10:00 am
IDA
-
LHR
32h 25m1 stop
Delta Logo
10:00 am - 5:51 pm
LHR
-
IDA
38h 51m2 stops
$631Delta
Thu, Jan 22 - Tue, Jan 27
United Airlines Logo
4:19 pm - 9:40 am
IDA
-
LHR
34h 21m1 stop
United Airlines Logo
11:10 am - 1:30 pm
LHR
-
IDA
57h 20m2 stops
$639United Airlines
Wed, Jan 21 - Sun, Jan 25
United Airlines Logo
4:19 pm - 9:40 am
IDA
-
LHR
34h 21m1 stop
United Airlines Logo
11:10 am - 3:31 pm
LHR
-
IDA
59h 21m2 stops
$640United Airlines
Wed, Jan 21 - Sun, Jan 25
United Airlines Logo
2:40 pm - 7:10 am
IDA
-
LHR
33h 30m2 stops
United Airlines Logo
11:10 am - 1:30 pm
LHR
-
IDA
57h 20m2 stops
$642United Airlines
Wed, Jan 21 - Sun, Jan 25
United Airlines Logo
2:40 pm - 7:10 am
IDA
-
LHR
33h 30m2 stops
United Airlines Logo
11:10 am - 3:31 pm
LHR
-
IDA
59h 21m2 stops
$643United Airlines
Wed, Jan 21 - Sun, Jan 25
United Airlines Logo
5:20 pm - 12:20 pm
IDA
-
LHR
12h 00m1 stop
United Airlines Logo
6:55 am - 9:53 am
LHR
-
IDA
33h 58m2 stops
$646United Airlines
Tue, Apr 7 - Tue, Apr 14
Delta Logo
6:35 pm - 10:00 am
IDA
-
LHR
32h 25m1 stop
Delta Logo
5:35 pm - 5:51 pm
LHR
-
IDA
31h 16m2 stops
$649Delta
Thu, Jan 22 - Sun, Jan 25
United Airlines Logo
2:40 pm - 9:40 am
IDA
-
LHR
12h 00m1 stop
United Airlines Logo
11:35 am - 9:14 pm
LHR
-
IDA
16h 39m1 stop
$650United Airlines
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
5:20 pm - 8:40 pm
IDA
-
LHR
20h 20m2 stops
United Airlines Logo
6:55 am - 9:53 am
LHR
-
IDA
33h 58m2 stops
$651United Airlines
Tue, Apr 7 - Tue, Apr 14

United Airlines flights from Idaho Falls to England

Our best United Airlines deals on Idaho Falls to England flight tickets
United Airlines
Jan 22
IDA6:30 amIdaho Falls Fanning Field
20h 10m
1 stop
LHR9:40 amLondon Heathrow
Jan 29
LHR6:35 amLondon Heathrow
34h 21m
2 stops
IDA9:56 amIdaho Falls Fanning Field
$630
Find similar
United Airlines
Jan 21
IDA4:19 pmIdaho Falls Fanning Field
34h 21m
1 stop
LHR9:40 amLondon Heathrow
Jan 25
LHR11:10 amLondon Heathrow
57h 20m
2 stops
IDA1:30 pmIdaho Falls Fanning Field
$639
Find similar
United Airlines
Jan 21
IDA4:19 pmIdaho Falls Fanning Field
34h 21m
1 stop
LHR9:40 amLondon Heathrow
Jan 25
LHR11:10 amLondon Heathrow
59h 21m
2 stops
IDA3:31 pmIdaho Falls Fanning Field
$640
Find similar

Delta flights from Idaho Falls to England

Our best Delta deals on Idaho Falls to England flight tickets
Delta
Jan 22
IDA6:35 pmIdaho Falls Fanning Field
32h 25m
1 stop
LHR10:00 amLondon Heathrow
Jan 28
LHR8:40 amLondon Heathrow
40h 11m
2 stops
IDA5:51 pmIdaho Falls Fanning Field
$631
Find similar
Delta
Jan 22
IDA6:35 pmIdaho Falls Fanning Field
32h 25m
1 stop
LHR10:00 amLondon Heathrow
Jan 25
LHR5:35 pmLondon Heathrow
31h 16m
2 stops
IDA5:51 pmIdaho Falls Fanning Field
$649
Find similar
Delta
Jan 22
IDA6:35 pmIdaho Falls Fanning Field
32h 25m
1 stop
LHR10:00 amLondon Heathrow
Jan 28
LHR10:45 amLondon Heathrow
14h 06m
1 stop
IDA5:51 pmIdaho Falls Fanning Field
$658
Find similar

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 December 26, 2025.
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

Thu 1/22

6:30 am-9:40 am

1 stop20h 10m

London Heathrow

Thu 1/29

6:35 am-9:56 am

2 stops34h 21m

$630

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Thu 1/22

6:35 pm-10:00 am

1 stop32h 25m

London Heathrow

Tue 1/27

10:00 am-5:51 pm

2 stops38h 51m

$631

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 1/21

4:19 pm-9:40 am

1 stop34h 21m

London Heathrow

Sun 1/25

11:10 am-1:30 pm

2 stops57h 20m

$639

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 1/21

4:19 pm-9:40 am

1 stop34h 21m

London Heathrow

Sun 1/25

11:10 am-3:31 pm

2 stops59h 21m

$640

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 1/21

2:40 pm-7:10 am

2 stops33h 30m

London Heathrow

Sun 1/25

11:10 am-1:30 pm

2 stops57h 20m

$642

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 1/21

2:40 pm-7:10 am

2 stops33h 30m

London Heathrow

Sun 1/25

11:10 am-3:31 pm

2 stops59h 21m

$643

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 4/7

5:20 pm-12:20 pm

1 stop12h 00m

London Heathrow

Tue 4/14

6:55 am-9:53 am

2 stops33h 58m

$646

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Thu 1/22

6:35 pm-10:00 am

1 stop32h 25m

London Heathrow

Sun 1/25

5:35 pm-5:51 pm

2 stops31h 16m

$649

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Thu 1/22

2:40 pm-9:40 am

1 stop12h 00m

London Heathrow

Mon 1/26

11:35 am-9:14 pm

1 stop16h 39m

$650

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 4/7

5:20 pm-8:40 pm

2 stops20h 20m

London Heathrow

Tue 4/14

6:55 am-9:53 am

2 stops33h 58m

$651

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 day to depart on your flight to England?

The cheapest day to depart on your flight to England is on a Wednesday when prices can be found for as low as $914. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to England is Monday, with ticket prices averaging around $1,486.

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

According to our data, the cheapest time of day to fly to England is in the afternoon. momondo users have found flights departing from Idaho Falls to England in the afternoon for as low as $914. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to England are more costly in the morning, with an average ticket price of $1,424. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Idaho Falls to England flights?

You could potentially save up to 4% on your flight if you consider stops on a Idaho Falls to England flight.

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

11h 23m

Direct flights

None
The fastest flight from Idaho Falls to England takes 11h 23m
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
9,115 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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Find better results for your trip to England

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