Cheap flights from Sioux Falls, SD to Hanoi, Vietnam
Choose between Allegiant Air, Frontier Airlines, or Spirit Airlines to find the best price
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Tips to know when travelling to Hanoi
Most popular airline | Allegiant Air |
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The most popular airlines for this route are Allegiant Air, Frontier Airlines, Spirit Airlines, VietJet Air, and EVA Air. Sioux Falls and Hanoi have 81 direct flights per week. When you arrive at Hanoi, consider visiting Halong Bay, and Hanoi's Old Quarter.
Check-in for a flight from Sioux Falls to Hanoi
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 |
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 |
VietJet Air | VJC | VJ | Yes | No |
EVA Air | EVA | BR | Yes | 0 0 |
Weather in Hanoi
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 20°C | 14°C |
February | 23°C | 16°C |
March | 26°C | 19°C |
April | 29°C | 21°C |
May | 32°C | 24°C |
June | 34°C | 26°C |
July | 33°C | 26°C |
August | 32°C | 25°C |
September | 31°C | 24°C |
October | 28°C | 22°C |
November | 26°C | 19°C |
December | 21°C | 15°C |
14 day forecast
Frequently asked questions
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