Find out what a flight from Idaho Falls to London Heathrow might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Idaho Falls and London.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Flying between Idaho Falls and London? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

• Airports in Idaho Falls: Idaho Falls has only one airport in service, Idaho Falls - Fanning Field.
• Airports in London: London has 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Idaho Falls airports in a single search.

Flight filters for the route Idaho Falls – London Heathrow

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United Kingdom are often searched alongside: Edinburgh, Glasgow, London, Manchester, Newquay.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.