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Cheap flights from Idaho Falls to England from £301

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LHR
8 Mar — 15 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Idaho Falls to England

Enter your travel dates to find the best prices.

Cheapest flights from Idaho Falls to England
Explore the most affordable flight options available from Idaho Falls to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 February 2026.

Wed 4/317:33
IDA
-
LHR
1 stop33h 07m
United Airlines
Wed 11/306:35
LHR
-
IDA
2 stops33h 21m
United Airlines
Deal found 4/2£466
Tue 7/417:20
IDA
-
LHR
1 stop33h 20m
United Airlines
Tue 14/406:55
LHR
-
IDA
2 stops33h 58m
United Airlines
Deal found 4/2£478
Tue 7/407:48
IDA
-
LHR
1 stop20h 02m
American Airlines
Tue 14/410:05
LHR
-
IDA
1 stop20h 34m
American Airlines
Deal found 3/2£500
Fri 17/414:30
IDA
-
LHR
1 stop14h 50m
United Airlines
Mon 27/406:55
LHR
-
IDA
2 stops37h 37m
United Airlines
Deal found 4/2£556
Thu 7/514:31
IDA
-
LHR
1 stop12h 09m
United Airlines
Sun 17/508:30
LHR
-
IDA
2 stops38h 13m
United Airlines
Deal found 3/2£562
Wed 13/514:31
IDA
-
LHR
1 stop14h 49m
United Airlines
Wed 27/507:25
LHR
-
IDA
2 stops20h 33m
United Airlines
Deal found 4/2£571

Find flight deals from Idaho Falls to England

Keep the following information in mind while searching for Idaho Falls to England flight deals. Data was last updated 6 February 2026.

Round-trip from

£466

One-way from

£301

Popular in

June

Cheapest in

March
United Airlines
  • United Airlines
  • 4/3-11/3
  • 3 total stops
  • 66h 28m total
  • Idaho Falls to England
Search Deals
United Airlines
  • United Airlines
  • 18/3
  • 2 total stops
  • 23h 25m total
  • Idaho Falls to England
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£90 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 6 February 2026.
Use the filters below to find and compare flights from Idaho Falls to England that are best for you.

Fly from

Idaho Falls

Fly to

England

Route

Depart

Return

Price

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 4/3

14:40-07:10

2 stops33h 30m

London Heathrow

Wed 11/3

06:35-09:56

2 stops33h 21m

£468

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 7/4

17:20-09:40

1 stop33h 20m

London Heathrow

Tue 14/4

06:55-09:53

2 stops33h 58m

£478

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Fri 17/4

14:30-12:20

1 stop14h 50m

London Heathrow

Mon 27/4

06:55-13:32

2 stops37h 37m

£556

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 13/5

14:31-12:20

1 stop14h 49m

London Heathrow

Wed 27/5

07:25-20:58

2 stops20h 33m

£571

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 18/3

17:30-22:55

2 stops23h 25m

£301

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 18/3

14:18-12:15

1 stop15h 57m

£370

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 18/3

17:59-17:30

3 stops41h 31m

£429

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Best time to book a flight from Idaho Falls to England

Have a flexible travel schedule? Discover the best time to fly to England from Idaho Falls with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to England
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to England. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to England?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to England from Idaho Falls.

  • How long is the flight from Idaho Falls to England?

    There are many flights that can get you from Idaho Falls to England in 33h 30m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 4705 mi.

  • Can I find deals for flights from Idaho Falls to England that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to England flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to England?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to England.

  • Can I find deals for business class flights from Idaho Falls to England?

    Yes. Cheapflights offers flight deals from Idaho Falls to England by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Idaho Falls to England?

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Can Cheapflights find flights from Idaho Falls to England with no change fees?

Yes, we can. To see specific flights from Idaho Falls to England with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Idaho Falls to England become cheaper?

Yes! Start tracking prices for Idaho Falls to England flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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