Question 1

What’s the top stopover airport for flights from London to Idaho Falls?

Accepted Answer

Denver (DEN) – chosen by Cheapflights users on 55% of one-stop itineraries from London to Idaho Falls on Cheapflights.

Question 2

What’s the cheapest stopover airport for flights from London to Idaho Falls?

Accepted Answer

Dallas (DFW) is the most affordable one-stop option, with an average return flight price of £690.

Question 3

Which airport typically offers the quickest stopover for flights from London to Idaho Falls?

Accepted Answer

Flights via Denver (DEN) offer the fastest connection on this route, with an average stopover time of 1h 35m.

Question 4

What’s the fastest stopover option from London to Idaho Falls?

Accepted Answer

Flights via Denver (DEN) have the shortest average one-way travel time for one-stop routes: 13h 20m.

Question 5

How long is the flight from London to Idaho Falls?

Accepted Answer

For as low as £594, American Airlines can have you in Idaho Falls from London in 15h 09m. There are 4705 mi between London and Idaho Falls. Both multi-stop and direct flights can be found to your destination and back.

Question 6

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

Accepted Answer

Our cheapest airline available from London to Idaho Falls is Virgin Atlantic. Our recent data shows that you can find tickets from as low as £649 on this airline. An additional option worth looking into is United Airlines, starting at £757. Virgin Atlantic is 16% cheaper than the average price of flights available within the next 90 days to this destination.

Question 7

What is the cheapest day to fly from London to Idaho Falls?

Accepted Answer

Travellers seeking maximum savings on their London to Idaho Falls flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 8

E

Accepted Answer

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.

Question 9

E

Accepted Answer

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).

Question 10

What is the cheapest day to fly round-trip from London to Idaho Falls?

Accepted Answer

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 11

What is the cheapest month to fly from London to Idaho Falls?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, November can be a great choice for travel to Idaho Falls. Flights to Idaho Falls from London in November are about £778 on average during November, but can be found for as low as £635.

Question 12

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

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from London to Idaho Falls in the afternoon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

Question 13

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

Accepted Answer

For a flight from London to Idaho Falls, you will be flying into Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city. Fanning Field is the only Idaho Falls airport and it handles 0 inbound flights from London per day. 2 airlines have flights to Idaho Falls Fanning Field from London on a regular basis.

Question 14

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

Accepted Answer

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

Question 15

How can I find direct flights from London to Idaho Falls?

Accepted Answer

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

Question 16

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

Accepted Answer

Yes. Cheapflights offers flight deals from London 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.

Question 17

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

Accepted Answer

Deals for London to Idaho Falls flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 18

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

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Idaho Falls for you. Better yet — we are completely free to use.

Question 19

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

Accepted Answer

Certainly. Search results for flights to Idaho Falls from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 20

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

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Idaho Falls from London today and book when prices fit your budget.

Round-trip from	£594
One-way from	£424
Popular in	May
Cheapest in	November
Average price	£770

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£649	Average£900	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
United Airlines	Cheapest£757	Average£1,036	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Cheap flights from London to Idaho Falls from £424

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from London to Idaho FallsExplore the most affordable flight options available from London to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2025.

Explore the most affordable flight options available from London to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2025.

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Best time to book a flight from London to Idaho Falls

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Cheapflights Insights

Everything you need to know about your flight from London to Idaho Falls

What’s the top stopover airport for flights from London to Idaho Falls?

Share of one-stop return flights from London to Idaho Falls chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from London to Idaho Falls?

Average return fare for one-stop flights from London to Idaho Falls, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from London to Idaho Falls?

Shortest average travel time for one-stop one-way flights from London to Idaho Falls, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from London to Idaho Falls?

Average stopover duration for one-stop one-way flights from London to Idaho Falls, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Idaho Falls

Read through reviews of airlines operating flights from London to Idaho Falls, such as United Airlines and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London 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?

How long is the flight from London to Idaho Falls?

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

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

How can I find direct flights from London to Idaho Falls?

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

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Alternative routes for London to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from London to Idaho Falls

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

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

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

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

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Cheapest flights from London to Idaho Falls
Explore the most affordable flight options available from London to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2025.