Cheap flights from Sidney, MT to Boston, MA
Choose between Cape Air, American Airlines, or Allegiant Air to find the best price
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Tips to know when travelling to Boston
Cheapest nonstop round-trip | $691 |
---|---|
Most popular airline | Cape Air |
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Book your trip to arrive at Logan International, or Boston South Station. The most popular airlines for this route are Cape Air, American Airlines, Allegiant Air, JetBlue Airways, and Alaska Airlines. Sidney and Boston have 107 direct flights per week.
Check-in for a flight from Sidney to Boston
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Cape Air | KAP | 9K | Yes | No |
American Airlines | AAL | AA | No | No |
Allegiant Air | AAY | G4 | 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 |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Boston
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 2°C | -4°C |
February | 3°C | -3°C |
March | 7°C | 0°C |
April | 13°C | 5°C |
May | 19°C | 10°C |
June | 23°C | 14°C |
July | 27°C | 18°C |
August | 27°C | 18°C |
September | 23°C | 14°C |
October | 17°C | 9°C |
November | 10°C | 3°C |
December | 5°C | 0°C |
14 day forecast
Frequently asked questions
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