Cheap flights from London, United Kingdom to Idaho Falls, ID
Flights starting at £275. Choose between Alaska Airlines, Allegiant Air, or WestJet to find the best price.
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Tips to know when travelling to Idaho Falls
Cheapest one-way trip | £383 |
---|---|
Cheapest round-trip | £719 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
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Travelers usually depart from Gatwick, Heathrow, Luton, London Stansted, or London City when they travel from London to Idaho Falls. The most popular airlines for this route are Alaska Airlines, Allegiant Air, WestJet, Iberia Airlines, and Frontier Airlines. London and Idaho Falls have 122 direct flights per week. When you arrive at Idaho Falls, consider visiting Yellowstone National Park, and The Rocky Mountains.
Check-in for a flight from London to Idaho Falls
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
WestJet | WJA | WS | No | Opens 24 days before flight Closes 1 hours before flight |
Iberia Airlines | IBE | IB | Yes | Opens 24 days before flight Closes 3 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Idaho Falls
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -1°C | -10°C |
February | 0°C | -8°C |
March | 6°C | -3°C |
April | 12°C | 0°C |
May | 18°C | 4°C |
June | 24°C | 9°C |
July | 31°C | 13°C |
August | 29°C | 13°C |
September | 24°C | 9°C |
October | 14°C | 2°C |
November | 5°C | -3°C |
December | -1°C | -9°C |
14 day forecast
Frequently asked questions
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