Cheap flights from Key West, FL to Niagara Falls, NY
Choose between Allegiant Air, Silver Airways, or Spirit Airlines to find the best price
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Tips to know when travelling to Niagara Falls
Cheapest nonstop round-trip | £319 |
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Most popular airline | Allegiant Air |
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Book your trip to arrive at Niagara Falls International, or Niagara Falls Bus stop. The most popular airlines for this route are Allegiant Air, Silver Airways, Spirit Airlines, Frontier Airlines, and Sun Country Airlines. Key West and Niagara Falls have 40 direct flights per week.
Check-in for a flight from Key West to Niagara Falls
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 hours before flight |
Spirit Airlines | NKS | NK | 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 |
Sun Country Airlines | SCX | SY | Yes | No |
Weather in Niagara Falls
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -5°C |
February | 0°C | -5°C |
March | 5°C | -1°C |
April | 11°C | 3°C |
May | 18°C | 10°C |
June | 22°C | 15°C |
July | 26°C | 19°C |
August | 25°C | 18°C |
September | 22°C | 15°C |
October | 15°C | 9°C |
November | 8°C | 3°C |
December | 3°C | -1°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
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Airports near Key West
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- Key West International