Cheap flights from Seattle, WA to Hanoi
Flights starting at $469. Choose between Alaska Airlines, VietJet Air, or Korean Air to find the best price.
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Tips to know when travelling to Hanoi
Cheapest one-way trip | $469 |
---|---|
Cheapest round-trip | $980 |
Average round-trip | $1,074 |
Most popular airline | Alaska Airlines |
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Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Hanoi. The most popular airlines for this route are Alaska Airlines, VietJet Air, Korean Air, Vietnam Airlines, and Cathay Pacific. Seattle and Hanoi have 286 direct flights per week. When you arrive at Hanoi, consider visiting Hanoi's Old Quarter, and Halong Bay.
Check-in for a flight from Seattle to Hanoi
Name | Carrier code | IATA Code | Passport needed during booking | |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | |
VietJet Air | VJC | VJ | Yes | |
Korean Air | KAL | KE | Yes | |
Vietnam Airlines | HVN | VN | Yes | |
Cathay Pacific | CPA | CX | Yes |
Online check-in is not available for these airlines.
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 | 22°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 | 29°C | 22°C |
November | 26°C | 19°C |
December | 21°C | 15°C |
14 day forecast
Frequently asked questions
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