Cheap flights
Cheap flights from United States to Vietnam
Track the cheapest United States–Vietnam fares — currently from €584.
Fares shown in EUR, observed from live searches.
Here's everything you need to book a cheap flight from United States to Vietnam: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.
United States to Vietnam flight prices by month
The cheapest month to fly United States to Vietnam is Nov 2026, with fares from €584. Use the table below to find the cheapest time to travel.
| Month | Cheapest fare |
|---|---|
| Nov 2026Cheapest | €584 |
| Jul 2027 | €5,991 |
Popular destinations from United States
Frequently asked questions
How much is a flight from United States to Vietnam?
The cheapest United States–Vietnam fare we've tracked recently is €584 one-way. The lowest prices usually appear in Nov 2026.
What is the cheapest month to fly from United States to Vietnam?
Nov 2026 is currently the cheapest month to fly from United States to Vietnam, with fares from €584. See the month-by-month table above for the full year.
How far in advance should I book United States to Vietnam?
For United States–Vietnam, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.
Can I set a price alert for United States to Vietnam?
Yes — Flyozo watches the United States–Vietnam route for free and emails you the moment the fare drops.
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Going the other way
Prices on this page are observed from live flight searches (5,524 recent fares), not estimates. Last updated Jul 30, 2026. Actual prices change constantly — always confirm on the booking site.