Cheap flights from Boise, ID to Belfast, United Kingdom
Flights starting at $400. Choose between easyJet, Alaska Airlines, or Spirit Airlines to find the best price.
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Book your trip to arrive at Belfast International, or George Best Belfast City. The most popular airlines for this route are easyJet, Alaska Airlines, Spirit Airlines, JetBlue Airways, and Lufthansa. Boise and Belfast have 245 direct flights per week. When you arrive at Belfast, consider visiting Giant's Causeway, Bru Na Boinne Neolithic Site (County Meath, Ireland), and Trinity College, Dublin.
Check-in for a flight from Boise to Belfast
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Lufthansa | DLH | LH | No | 0 0 |
Weather in Belfast
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 6°C | 2°C |
February | 7°C | 3°C |
March | 8°C | 3°C |
April | 11°C | 4°C |
May | 13°C | 7°C |
June | 16°C | 10°C |
July | 17°C | 11°C |
August | 17°C | 11°C |
September | 15°C | 10°C |
October | 12°C | 8°C |
November | 9°C | 5°C |
December | 7°C | 3°C |
14 day forecast
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