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$600+ Cheap flights from Idaho Falls (IDA) to England

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LHR
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
1 adult, Economy
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Find flight deals from Idaho Falls to England

Best flights from Idaho Falls to England
Discover carefully curated flight deals from Idaho Falls to England that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 1, 2025.

This KLM deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/121:15 pmIDA - LHR
1 stop13h 45mKLM
Tue 1/205:50 pmLHR - IDA
2 stops31h 01mKLM
Deal found 12/1$600
This Delta deal was found by Cheapflights users on 11/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/281:15 pmIDA - LHR
1 stop13h 45mDelta
Sun 2/111:45 amLHR - IDA
2 stops37h 06mDelta
Deal found 11/29$603
This Delta deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/126:35 pmIDA - LHR
2 stops18h 35mDelta
Tue 1/2011:05 amLHR - IDA
2 stops18h 52mDelta
Deal found 12/1$609
This Delta deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:40 amIDA - LHR
1 stop21h 10mDelta
Tue 4/1410:55 amLHR - IDA
1 stop18h 19mDelta
Deal found 12/1$621

Cheap 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 December 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$602
(Delta)

Popular in

August

Cheapest in

March

Average price

$1,227
Provider with most accurate pricing for Idaho Falls Fanning Field-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-London (LON) flights.
Search Deals
From Idaho Falls Fanning Field to England
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($187 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 1, 2025.
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

Mon 1/12

1:15 pm-10:00 am

1 stop13h 45m

London Heathrow

Tue 1/20

5:50 pm-5:51 pm

2 stops31h 01m

$600

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 1/28

1:15 pm-10:00 am

1 stop13h 45m

London Heathrow

Sun 2/1

11:45 am-5:51 pm

2 stops37h 06m

$603

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Mon 1/12

6:35 pm-8:10 pm

2 stops18h 35m

London Heathrow

Tue 1/20

11:05 am-10:57 pm

2 stops18h 52m

$609

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 4/7

5:40 am-9:50 am

1 stop21h 10m

London Heathrow

Tue 4/14

10:55 am-10:14 pm

1 stop18h 19m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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 round-trip 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

What is the cheapest month to book a flight from Idaho Falls to England?

Currently, March is the cheapest month in which you can book a flight from Idaho Falls to England (average of $693). Flying from Idaho Falls to England in June is currently the most expensive (average of $1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IDA to ENG?

Find hourly flight availability from Idaho Falls to England. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 1, 2025.

It’s optimal to fly from Idaho Falls to England in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing England

Get insights into the airlines that provide service to England. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to England. Reviews last updated December 1, 2025.
Read through reviews of airlines operating flights from Idaho Falls to England, such as United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,056 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,056 reviews
United Airlines
7.4
Good
9,056 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 13h 45m. Fly via KLM or Delta to get the fastest option. The distance from Idaho Falls to England is about 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 vacation 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.

  • What is the cheapest month to book a flight from Idaho Falls to England?

    Currently, March is the cheapest month in which you can book a flight from Idaho Falls to England (average of $693). Flying from Idaho Falls to England in June is currently the most expensive (average of $1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Idaho Falls to England

Discover the top airline that operate flights from Idaho Falls to England. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$699Average$1,037FlexibilityNo cancel feeOn-time69%

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