Cheap flights from the United Kingdom to Idaho from £317
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Idaho departing on 30/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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1 adult
Economy
0 bags
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Recent return flight deals from the United Kingdom to Idaho
These are some of the best return flight deals from the United Kingdom to Idaho that have been recently found on momondo from popular airlines, departing in the coming months.
Recent one-way flight deals from the United Kingdom to Idaho
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United Kingdom to Idaho.
Lufthansa flights from United Kingdom to Idaho
Our best Lufthansa deals on United Kingdom to Idaho flight tickets
Lufthansa![Lufthansa]()
26 Sept![Lufthansa]()
6 Oct
LHR17:40London Heathrow
26h 55m
2 stops
BOI13:35Boise Air Term. Gowen Fld
BOI10:45Boise Air Term. Gowen Fld
36h 35m
2 stops
LHR06:20London Heathrow
Lufthansa![Lufthansa]()
26 Sept![Lufthansa]()
6 Oct
LHR17:40London Heathrow
26h 55m
2 stops
BOI13:35Boise Air Term. Gowen Fld
BOI19:09Boise Air Term. Gowen Fld
18h 31m
2 stops
LHR20:40London Heathrow
Delta flights from United Kingdom to Idaho
Our best Delta deals on United Kingdom to Idaho flight tickets
Delta![Delta]()
22 May![Delta]()
2 Jun
LHR09:55London Heathrow
19h 34m
2 stops
BOI22:29Boise Air Term. Gowen Fld
BOI19:18Boise Air Term. Gowen Fld
17h 42m
2 stops
LHR20:00London Heathrow
Delta![Delta]()
22 May![Delta]()
2 Jun
LHR10:55London Heathrow
12h 47m
1 stop
BOI16:42Boise Air Term. Gowen Fld
BOI16:59Boise Air Term. Gowen Fld
14h 16m
1 stop
LHR14:15London Heathrow
See travel insights to Idaho from
How to get the cheapest flight ticket from United Kingdom to Idaho
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Idaho?
The month of November is, on average, the cheapest month to fly to Idaho from United Kingdom, with most prices found around £580. If you’re not able to fly to Idaho in November, then February is your next best option. Flight prices from United Kingdom to Idaho during February average around £599.
What is the cheapest day to depart on your flight to Idaho?
On average, the least expensive day to fly to Idaho from United Kingdom is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £631. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £870.
What is the cheapest time of day to depart on your flight to Idaho?
According to our data, the cheapest time of day to fly to Idaho is at midday. momondo users have found flights departing from United Kingdom to Idaho at midday for as low as £651. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive, with an average ticket price of £843.
How far in advance should I book a flight to Idaho?
You are more likely to see cheaper flights to Idaho from United Kingdom when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around £695 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from United Kingdom for as low as £543 on momondo.
What is the cheapest airline that flies from United Kingdom to Idaho?
WestJet, Iberia, and Lufthansa are the most popular carriers operating from United Kingdom to Idaho
Which airlines fly to Idaho?
United Airlines, Virgin Atlantic and Lufthansa are the top three most popular airlines that fly to Idaho from United Kingdom according to our data. United Airlines is the first choice among our users, with 29% of people opting to fly with this airline when travelling to Idaho. Keep in mind that there are 9 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.
Cheap United Kingdom to Idaho flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Idaho
When did momondo last update prices for flights from United Kingdom to Idaho?
Prices for flights from United Kingdom to Idaho are updated daily.
How many operators does momondo search for flights from United Kingdom to Idaho?
There are 10 operators available for flights from United Kingdom to Idaho as of May 2025.
How old do you have to be to fly from United Kingdom to Idaho?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from United Kingdom to Idaho
Compare and see reviews for airlines that fly from United Kingdom to Idaho with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £492 | Free Cancellation | Rating 7.6 1,275 reviews | |||
| PriceFrom £533 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom £536 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom £540 | Free Cancellation | Rating 6.7 7,045 reviews | |||
| PriceFrom £579 | Free Cancellation | Rating 7.4 643 reviews | |||
| PriceFrom £596 | Free Cancellation | Rating 7.0 2,701 reviews | |||
| PriceFrom £613 | Free Cancellation | Rating 6.6 6,845 reviews | |||
| PriceFrom £639 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom £663 | Free Cancellation | Rating 7.4 1,446 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from United Kingdom to Idaho?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Idaho. momondo saves you time and could save you money on your trip.
Can I find flights from United Kingdom to Idaho with flexible booking policies on momondo?
momondo does allow users to show only those flights to Idaho from United Kingdom which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from United Kingdom to Idaho?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Idaho.
I’m not ready to book a flight from United Kingdom to Idaho right now. Can momondo alert me if prices change?
Yes. momondo can track prices for United Kingdom to Idaho flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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