Cheap flights from Houston, TX to Sidney, MT
Choose between Cape Air, Allegiant Air, or Frontier Airlines to find the best price
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Tips to know when travelling to Sidney
Most popular airline | Cape Air |
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Travelers usually depart from George Bush Intercontinental, or William P. Hobby when they travel from Houston to Sidney. The most popular airlines for this route are Cape Air, Allegiant Air, Frontier Airlines, Spirit Airlines, and Alaska Airlines. Houston and Sidney have 20 direct flights per week.
Check-in for a flight from Houston to Sidney
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Cape Air | KAP | 9K | Yes | No |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | 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 |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Sidney
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -3°C | -12°C |
February | -3°C | -12°C |
March | 4°C | -5°C |
April | 11°C | 1°C |
May | 18°C | 7°C |
June | 25°C | 13°C |
July | 29°C | 17°C |
August | 28°C | 16°C |
September | 23°C | 11°C |
October | 13°C | 3°C |
November | 4°C | -4°C |
December | -3°C | -10°C |
14 day forecast
Frequently asked questions
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Flights to Sidney
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Popular routes
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Airports near Houston
- George Bush Intercontinental
- Austin–Bergstrom International
- William P. Hobby
- Lake Charles Regional
- Easterwood
- Jack Brooks Regional
- Victoria Regional