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£744+ Cheap flights to Idaho Falls

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
— IDA
5 May — 12 May1
1 adult

Flights to Idaho Falls in 2025

Find the latest flights to Idaho Falls in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 30 April 2025.

Return from

£744

Popular in

May

Cheapest in

February

Average price

£737
Virgin Atlantic
  • Virgin Atlantic
  • 28/5-11/6
  • 3 total stops
  • 46h 51m total
  • London to Idaho Falls
Highest demand for flights based on searches. 10% potential increase in price (£68 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for return flights in April 2025

Find flight deals to Idaho Falls

Cheapest flights to Idaho Falls
Explore the most affordable flight options available to Idaho Falls. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Wed 28/511:00LHR - IDA
1 stop14h 10mVirgin Atlantic
Wed 11/615:04IDA - LHR
2 stops32h 41mVirgin Atlantic
Deal found 29/4£744
Sun 11/506:30LHR - IDA
2 stops23h 21mDelta
Fri 20/606:00IDA - LHR
2 stops24h 10mDelta
Deal found 29/4£765
Tue 27/510:55LHR - IDA
1 stop14h 15mKLM
Tue 10/615:04IDA - LHR
2 stops15h 06mKLM
Deal found 29/4£779
Sun 11/512:15LHR - IDA
2 stops17h 30mLufthansa
Fri 20/614:25IDA - LHR
1 stop14h 55mLufthansa
Deal found 29/4£804
Tue 27/508:20LHR - IDA
1 stop19h 57mAmerican Airlines
Tue 10/607:00IDA - LHR
1 stop19h 00mAmerican Airlines
Deal found 29/4£837
Fri 13/614:05LHR - IDA
2 stops37h 53mUnited Airlines
Fri 20/614:25IDA - LHR
1 stop12h 15mUnited Airlines
Deal found 29/4£895
Wed 28/515:40LGW - IDA
2 stops31h 00mMultiple Airlines
Wed 11/616:20IDA - LGW
2 stops15h 20mMultiple Airlines
Deal found 29/4£1,256
Tue 26/809:25LHR - IDA
1 stop20h 14mMultiple Airlines
Mon 1/916:03IDA - LHR
1 stop14h 37mMultiple Airlines
Deal found 29/4£1,521
Tue 26/812:00LGW - IDA
2 stops41h 15mVirgin Atlantic
Mon 1/915:05IDA - LGW
2 stops35h 55mVirgin Atlantic
Deal found 29/4£2,486

Cheapflights Fare Finder

Locate flights to Idaho Falls that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 30 April 2025.
Use the filters below to find and compare flights to Idaho Falls that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Wed 28/5

11:00-18:10

1 stop14h 10m

Idaho Falls Fanning Field

Wed 11/6

15:04-06:45

2 stops32h 41m

£744

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Sun 11/5

06:30-22:51

2 stops23h 21m

Idaho Falls Fanning Field

Fri 20/6

06:00-13:10

2 stops24h 10m

£765

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 27/5

10:55-18:10

1 stop14h 15m

Idaho Falls Fanning Field

Tue 10/6

15:04-13:10

2 stops15h 06m

£779

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Sun 11/5

12:15-22:45

2 stops17h 30m

Idaho Falls Fanning Field

Fri 20/6

14:25-12:20

1 stop14h 55m

£804

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 27/5

08:20-21:17

1 stop19h 57m

Idaho Falls Fanning Field

Tue 10/6

07:00-09:00

1 stop19h 00m

£837

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Fri 13/6

14:05-20:58

2 stops37h 53m

Idaho Falls Fanning Field

Fri 20/6

14:25-09:40

1 stop12h 15m

£895

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Wed 28/5

15:40-15:40

2 stops31h 00m

Idaho Falls Fanning Field

Wed 11/6

16:20-14:40

2 stops15h 20m

£1,256

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

Tue 26/8

09:25-22:39

1 stop20h 14m

Idaho Falls Fanning Field

Mon 1/9

16:03-13:40

1 stop14h 37m

£1,521

LondonIdaho Falls

LGW - IDA

LGWIDA

London Gatwick

Tue 26/8

12:00-22:15

2 stops41h 15m

Idaho Falls Fanning Field

Mon 1/9

15:05-10:00

2 stops35h 55m

£2,486

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Best time to book a flight to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to 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 to Idaho Falls

How long is the flight to Idaho Falls?

On average, a flight from London to Idaho Falls takes 27 hours 4 minutes. Flights to Idaho Falls from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Idaho Falls?

The cheapest airlines flying from London to Idaho Falls are Virgin Atlantic, KLM and United Airlines.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 15.0 - 51.0 inches per month. May is typically the wettest month, when rainfall can reach 51.0 mm. July is typically the driest time to visit Idaho Falls when rainfall is around 15.0 mm.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated 30 April 2025.

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

FAQs about flying to Idaho Falls

Getting around Idaho Falls

Public buses, hire cars, and taxis all operate in Idaho Falls, so getting around is easy. There are also several specialised tour buses which will take you on trips to the mountains, the plains, or the Falls. Public buses tend to be run by various companies, so make sure you enquire which companies operate on the routes that you want to take. There are also air links to other parts of the US, such as Utah, with flights leaving several times a day, should you wish to explore even further afield, too.

  • When is the best time to fly to Idaho Falls?

    Winters in Idaho tend to be very snowy and cold, so unless you are visiting this region to ski or snowboard, it might be best to travel in another season. If you want to avoid the more expensive travel costs that are associated with the school summer holidays between June and August, whilst still being able to enjoy some temperate weather that lets you get out and about in nature, then the autumn months of September and October are a good time to visit Idaho Falls. Idaho Falls is also home to several festivals, from an annual Shakespeare Festival to a yearly June Picnic. So why not have a look to see what is going on and time your visit to coincide with one of these public events.

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

    Booking a flight to Idaho Falls Fanning Field (IDA) is your only option if you intend on flying to Idaho Falls. It is only a 3.8 mi journey from Fanning Field to Idaho Falls’s city center.

  • Can I find cheaper flights to Idaho Falls if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Idaho Falls on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Idaho Falls?

    Based on reviews from Cheapflights users, Virgin Atlantic is rated the highest out of the airlines that fly to Idaho Falls.

  • Where does the fastest flight to Idaho Falls depart from?

    For those looking to save time traveling to Idaho Falls, Glasgow offers the quickest one-way flight (15 hours 15 minutes).

  • Does Idaho Falls Fanning Field have car hire?

    Yes. Those touching down at Idaho Falls Fanning Field can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Idaho Falls Fanning Field?

    Yes. Idaho Falls Fanning Field has hotels nearby for those requiring accommodations. Stunning, Modern Apartment in Great Location is the closest property to Idaho Falls Fanning Field (0.0 mi away from Idaho Falls Fanning Field).

See more FAQs

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