Cheap flights from St Louis (STL) to Hanoi (HAN)
Know your dates, get live prices in secondsHow to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
How to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
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How to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
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How to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
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Cheap flights from St Louis to Hanoi in September , October 2026
30 Sep - 08 Oct
$ 1,192.00
STL
St Louis
United Airlines
2 STOPS
HAN
Hanoi
HAN
Hanoi
United Airlines
2 STOPS
STL
St Louis
30 Sep - 28 Oct
$ 1,301.00
STL
St Louis
Frontier Airlines
3 STOPS
HAN
Hanoi
HAN
Hanoi
Frontier Airlines
3 STOPS
STL
St Louis
30 Sep - 28 Oct
$ 1,311.00
STL
St Louis
Frontier Airlines
3 STOPS
HAN
Hanoi
HAN
Hanoi
Frontier Airlines
3 STOPS
STL
St Louis
One-way flights to Hanoi from St Louis
12:17 PM - 8:45 AM
Cathay Pacific
Cathay Pacific
3 Stops
33h 38m
STL - HAN
STL - HAN
6:30 AM - 2:10 AM
VietJet Air
VietJet Air
3 Stops
32h 35m
STL - HAN
STL - HAN
6:29 AM - 7:40 AM
Hong Kong Express Airways
Hong Kong Express Airways
2 Stops
38h 21m
STL - HAN
STL - HAN
How to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
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How to find the cheapest flight from St Louis (STL) to Hanoi (HAN)
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