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Cheap flights from London Heathrow Airport to Idaho Falls from £694

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IDA
26 févr. — 5 mars1
1 adult

Cheap flight deals from Heathrow to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 février 2025.

Round-trip from

£694

Popular in

August

Cheapest in

February

Average price

£686
Virgin Atlantic
  • Virgin Atlantic
  • 15/4-29/4
  • 4 total stops
  • 51h 06m total
  • London to Idaho Falls
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£202 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from Heathrow to Idaho Falls

Cheapest flights from Heathrow to Idaho Falls
Explore the most affordable flight options available from Heathrow to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 février 2025.

mar. 15/420:55LHR - IDA
2 stops33h 01mVirgin Atlantic
mar. 29/413:10IDA - LHR
2 stops18h 05mVirgin Atlantic
Deal found 20/2£694
mar. 15/416:25LHR - IDA
1 stop27h 04mAmerican Airlines
mar. 29/407:43IDA - LHR
1 stop23h 57mAmerican Airlines
Deal found 20/2£731
mar. 27/511:45LHR - IDA
2 stops17h 29mKLM
mar. 10/619:00IDA - LHR
2 stops14h 15mKLM
Deal found 20/2£871
mer. 28/511:25LHR - IDA
1 stop16h 33mLufthansa
mer. 11/610:55IDA - LHR
2 stops16h 45mLufthansa
Deal found 20/2£924
mer. 28/516:30LHR - IDA
1 stop13h 04mMultiple Airlines
mer. 11/616:20IDA - LHR
1 stop14h 20mMultiple Airlines
Deal found 20/2£985

Find flights from Heathrow to Idaho Falls within your budget

Customise your flight search to find flights from Heathrow to Idaho Falls 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 21 février 2025.

Fly from

Heathrow

Fly to

Idaho Falls

Route

Depart

Return

Price

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

mar. 15/4

20:55-22:56

2 stops33h 01m

Idaho Falls Fanning Field

mar. 29/4

13:10-14:15

2 stops18h 05m

£694

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

mar. 15/4

16:25-12:29

1 stop27h 04m

Idaho Falls Fanning Field

mar. 29/4

07:43-14:40

1 stop23h 57m

£731

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

mar. 27/5

11:45-22:14

2 stops17h 29m

Idaho Falls Fanning Field

mar. 10/6

19:00-16:15

2 stops14h 15m

£871

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

mer. 28/5

11:25-20:58

1 stop16h 33m

Idaho Falls Fanning Field

mer. 11/6

10:55-10:40

2 stops16h 45m

£924

LondonIdaho Falls

LHR - IDA

LHRIDA

London Heathrow

mer. 28/5

16:30-22:34

1 stop13h 04m

Idaho Falls Fanning Field

mer. 11/6

16:20-13:40

1 stop14h 20m

£985

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Heathrow to Idaho Falls

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

Travel insights for flights from Heathrow to Idaho Falls

Get recent, data-driven insights about flights from Heathrow to Idaho Falls including ideal travel times, pricing trends, and more.

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 21 février 2025.
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Virgin Atlantic
7.5
Good
654 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Lufthansa
6.7
Okay
6,986 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Idaho Falls. 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 into for flights to Idaho Falls from London Heathrow?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to Idaho Falls from London Heathrow. Booking flights from London Heathrow to Fanning Field (IDA) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 3 different airlines.

  • What are the cheapest airlines flying from London Heathrow Airport to Idaho Falls round-trip?

    Our cheapest airline available from London Heathrow Airport to Idaho Falls is Virgin Atlantic. Our recent data shows that you can find tickets from as low as £694 on this airline. Additional options worth looking into are American Airlines and KLM, starting at £731 and £871 round-trip. Users have found that Virgin Atlantic is 24% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Idaho Falls 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Heathrow to Idaho Falls

Discover the top 3 airlines that operate flights from Heathrow to Idaho Falls. 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 858,174 searches. Data last updated 21 février 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£613Average£990FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£629Average£703FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£734Average£1,031FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Idaho Falls?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Idaho Falls from Heathrow today with Cheapflights!

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

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

Need flexible booking options for your flight to Idaho Falls from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Heathrow to Idaho Falls and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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