Cheap flights from Washington, D.C. Reagan-National Airport to Vietnam from $439
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Vietnam departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Vietnam
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Vietnam?
According to our data, Monday is the cheapest day to fly to Vietnam from Washington, D.C. Reagan-National Airport. The lowest ticket price found for a Monday departure recently was $1,049. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Tuesday is $1,481.
What is the cheapest time of day to depart on your flight to Vietnam?
Flying to Vietnam from Washington, D.C. Reagan-National Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,088 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,242 per ticket.
What is the cheapest airline that flies from Washington, D.C. Reagan-National to Vietnam?
Korean Air, Japan Airlines, and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Vietnam
What airlines fly to Vietnam?
Cathay Pacific, Korean Air and Japan Airlines are the top three most popular airlines that fly to Vietnam from Washington, D.C. Reagan-National Airport according to our data. Cathay Pacific is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 3 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.
Cheap Washington, D.C. Reagan-National Airport to Vietnam flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Vietnam
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Vietnam?
Prices for flights from Washington, D.C. Reagan-National Airport to Vietnam were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Vietnam?
There are 3 operators available for flights from Washington, D.C. Reagan-National Airport to Vietnam as of June 2025.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Vietnam?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The necessary travel and health documents for your Vietnam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Washington, D.C. Reagan-National Airport to Vietnam
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Vietnam with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,082 | Free Cancellation | Rating 8.3 1,494 reviews | |||
| PriceFrom $1,088 | Free Cancellation | Rating 7.5 894 reviews | |||
| PriceFrom $1,447 | Free Cancellation | Rating 8.4 1,090 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Vietnam?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Vietnam for you.
Can I find flights from Washington, D.C. to Vietnam with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Vietnam from Washington, D.C. with this policy.
How can momondo help me find flights from Washington, D.C. to Vietnam?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Vietnam from Washington, D.C..
I’m not ready to book a flight from Washington, D.C. to Vietnam right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Vietnam from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.