What are the cheapest flights from Idaho Falls to United Kingdom?

While on average a flight from Idaho Falls to United Kingdom is generally $675, our data shows the cheapest flight currently is $675. When looking at the most popular route, (Idaho Falls Fanning Field - London Heathrow), you can expect to pay $871 for that flight.

Can I find flights from Idaho Falls to United Kingdom for under $900 on Cheapflights?

Yes, there are multiple flights from Idaho Falls to United Kingdom for under $900. The cheapest flight booked recently is on Delta for just $802, but on average you can expect to pay $898.

Which airlines flying from Idaho Falls Fanning Field to United Kingdom have flexible changes due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines flying from Idaho Falls Fanning Field to United Kingdom have implemented new flexible change policies.

What is the cheapest month to fly from Idaho Falls to United Kingdom?

January can be a great time to fly to United Kingdom from Idaho Falls with a flight ticket averaging about $934. Cheapflights users have found deals in the month of January for as cheap as $681. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Idaho Falls to United Kingdom (IDA - GB)?

When flying from Idaho Falls to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Idaho Falls to United Kingdom?

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

Flights from Idaho Falls, ID to the United Kingdom from $739

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IDA — LHR

Apr 4 — Apr 111

Round-tripOne-way

1 adult, Economy

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Cheap flights from Idaho Falls to United Kingdom in March, April 2023

Apr 26 - May 4

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

22h 51m

$802

Delta

Deal found 3/29

Apr 26 - May 3

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

18h 24m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

19h 26m

$806

Delta

Deal found 3/29

Apr 26 - May 5

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 22m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

12h 58m

$817

United Airlines

Deal found 3/29

Apr 26 - May 5

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

16h 49m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

25h 06m

$821

Delta

Deal found 3/29

Apr 28 - May 5

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

22h 05m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

40h 57m

$851

United Airlines

Deal found 3/29

Apr 26 - May 7

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

14h 11m

$867

Delta

Deal found 3/29

Apr 28 - May 5

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

16h 34m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

26h 53m

$870

American Airlines

Deal found 3/29

Apr 26 - May 6

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

18h 24m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

27h 21m

$871

Delta

Deal found 3/29

Apr 28 - May 4

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

24h 10m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

28h 39m

$876

KLM

Deal found 3/29

Idaho Falls to United Kingdom 2023 flight deals

Oct 23 - Nov 3

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 40m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

37h 37m

$739

United Airlines

Deal found 3/29

Oct 23 - Nov 3

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

20h 00m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

37h 37m

$743

United Airlines

Deal found 3/29

Oct 2 - Oct 18

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

17h 05m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

19h 25m

$746

Delta

Deal found 3/29

Oct 23 - Nov 3

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

12h 34m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

16h 51m

$747

Delta

Deal found 3/30

Oct 2 - Oct 18

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

16h 50m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

20h 40m

$750

Delta

Deal found 3/29

Oct 2 - Oct 18

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

17h 05m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

14h 10m

$760

Delta

Deal found 3/29

Oct 2 - Oct 13

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

12h 34m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

26h 08m

$764

Delta

Deal found 3/29

Oct 7 - Oct 17

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

33h 00m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

12h 47m

$765

United Airlines

Deal found 3/29

Apr 26 - May 4

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

22h 51m

$802

Delta

Deal found 3/29

Cheap American Airlines flights from Idaho Falls to United Kingdom

Apr 28 - May 5

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

16h 34m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

26h 53m

$870

American Airlines

Deal found 3/29

Apr 27 - May 6

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

34h 31m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

15h 03m

$923

American Airlines

Deal found 3/29

Apr 29 - May 6

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

16h 21m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

15h 03m

$926

American Airlines

Deal found 3/29

May 1 - May 7

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

34h 31m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

15h 03m

$946

American Airlines

Deal found 3/29

May 24 - May 30

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

19h 02m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

33h 33m

$1,025

American Airlines

Deal found 3/29

May 24 - May 29

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

19h 02m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

27h 38m

$1,143

American Airlines

Deal found 3/29

May 24 - May 29

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

19h 02m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

28h 13m

$1,144

American Airlines

Deal found 3/30

May 27 - Jun 7

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

20h 32m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

33h 48m

$1,153

American Airlines

Deal found 3/29

Cheap Delta flights from Idaho Falls to United Kingdom

Apr 26 - May 4

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

22h 51m

$802

Delta

Deal found 3/29

Apr 26 - May 3

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

18h 24m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

19h 26m

$806

Delta

Deal found 3/29

Apr 26 - May 5

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

16h 49m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

25h 06m

$821

Delta

Deal found 3/29

Apr 26 - May 7

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

14h 11m

$867

Delta

Deal found 3/29

Apr 26 - May 6

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

18h 24m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

27h 21m

$871

Delta

Deal found 3/29

Apr 28 - May 7

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

14h 11m

$917

Delta

Deal found 3/29

Apr 27 - May 4

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

17h 46m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

19h 04m

$930

Delta

Deal found 3/29

Apr 29 - May 6

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

2 stops

17h 55m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

2 stops

23h 26m

$939

Delta

Deal found 3/29

Apr 25 - May 7

IDA

Idaho Falls Fanning Field

LHR

London Heathrow

1 stop

11h 11m

LHR

London Heathrow

IDA

Idaho Falls Fanning Field

1 stop

14h 11m

$940

Delta

Deal found 3/29

Find flights from Idaho Falls to United Kingdom within your budget

Fly from

Fly to

Budget

$802 - $1,060

Route

Depart

Return

Price

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-26

1 stop11h 11m

London Heathrow

2023-05-04

2 stops22h 51m

$802

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-26

2 stops18h 24m

London Heathrow

2023-05-03

2 stops19h 26m

$806

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-26

1 stop11h 22m

London Heathrow

2023-05-05

1 stop12h 58m

$817

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-26

2 stops16h 49m

London Heathrow

2023-05-05

2 stops25h 06m

$821

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-28

1 stop22h 05m

London Heathrow

2023-05-05

2 stops40h 57m

$851

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-28

1 stop16h 34m

London Heathrow

2023-05-05

2 stops26h 53m

$870

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-28

1 stop24h 10m

London Heathrow

2023-05-04

2 stops28h 39m

$876

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-27

1 stop34h 31m

London Heathrow

2023-05-06

1 stop15h 03m

$923

Pick Dates

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

2023-04-26

1 stop15h 15m

London Heathrow

2023-05-02

1 stop13h 51m

$1,060

Pick Dates

Flights are sorted by cheapest first

Deals found on 3/29

Reviews of Airlines Servicing United Kingdom

Delta

8.0

Very good

2,335 reviews

Check prices

Reviews

1 / 10

Delta accidentally tagged my bag for the wrong flight leaving me without any of my clothes and shoes for my trip.

Delta

8.0

Very good

2,335 reviews

Delta

8.0

Very good

2,335 reviews

Check prices

Reviews

1 / 10

Delta accidentally tagged my bag for the wrong flight leaving me without any of my clothes and shoes for my trip.

United Airlines

7.6

Good

1,427 reviews

Delta

8.0

Very good

2,335 reviews

Check prices

Reviews

1 / 10

Delta accidentally tagged my bag for the wrong flight leaving me without any of my clothes and shoes for my trip.

KLM

7.5

Good

141 reviews

Delta

8.0

Very good

2,335 reviews

Check prices

Reviews

1 / 10

Delta accidentally tagged my bag for the wrong flight leaving me without any of my clothes and shoes for my trip.

American Airlines

7.4

Good

1,803 reviews

Delta

8.0

Very good

2,335 reviews

Check prices

Reviews

1 / 10

Delta accidentally tagged my bag for the wrong flight leaving me without any of my clothes and shoes for my trip.

Related info for your journey

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Idaho Falls Fanning Field Airport to London Heathrow Airport flight would often be abbreviated as a IDA to LHR flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Manchester Airport (MAN), Edinburgh Turnhouse Airport (EDI), Birmingham Airport (BHX), London Gatwick Airport (LGW), Glasgow Intl Airport (GLA).

Flights to United Kingdom from Idaho Falls

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Destination points for flights from Idaho Falls to United Kingdom

Flights from Idaho Falls to Phoenixfrom $195 pp

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Flights from Idaho Falls to Londonfrom $675 pp

Flights from Idaho Falls to Heathrowfrom $675 pp

Top airline flying from Idaho Falls to United Kingdom

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
United Airlines	Cheapest$814	Average$1,360	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights

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Cheap flights from Idaho Falls (IDA) to the United Kingdom from $739

This is the cheapest one-way flight price, found on 3/29. Prices may vary by date and flight preferences.

What is the cheapest month to fly from Idaho Falls to United Kingdom?

When is the cheapest time to fly from Idaho Falls to United Kingdom (IDA - GB)?

Cheap flights from Idaho Falls to United Kingdom in March, April 2023

The best prices found for IDA to United Kingdom flights for March, April

Idaho Falls to United Kingdom 2023 flight deals

Cheap flights to United Kingdom from Idaho Falls found for this year

Cheap American Airlines flights from Idaho Falls to United Kingdom

Cheap Delta flights from Idaho Falls to United Kingdom

Find flights from Idaho Falls to United Kingdom within your budget

Use the slider to find flights from Idaho Falls to United Kingdom that fit your budget.

Reviews of Airlines Servicing United Kingdom

Related info for your journey

Useful info, stats and facts about Idaho Falls to United Kingdom flights.

What airport do you fly from for flights from Idaho Falls to United Kingdom?

Which airlines flying from Idaho Falls Fanning Field to United Kingdom have flexible changes due to COVID-19?

Can I find flights from Idaho Falls to United Kingdom for under $900 on Cheapflights?

What are the cheapest flights from Idaho Falls to United Kingdom?

What does IDA to LHR mean?

Flights to United Kingdom from Idaho Falls

Rent a Car

Destination points for flights from Idaho Falls to United Kingdom

Select to see more specific information for flights from Idaho Falls to all places in United Kingdom

Top airline flying from Idaho Falls to United Kingdom

The chart below displays the airlines Cheapflights users traveling from Idaho Falls to United Kingdom choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

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