$441+ Cheap flights from Washington, D.C. (WAS) to Vietnam
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SGN
Mar 5 — Mar 121
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Washington, D.C. to Vietnam with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington, D.C. to Vietnam
Cheapest
Best
Last-minute
One-way
Cheapest flights from Washington, D.C. to VietnamExplore the most affordable flight options available from Washington, D.C. to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Washington, D.C. to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This Booking.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/221:30 pm
IAD
- HAN
1 stop29h 45m
Turkish Airlines
Wed 11/2510:55 pm
HAN
- IAD
1 stop32h 20m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$793
This Justfly.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:20 pm
IAD
- HAN
1 stop39h 20m
Turkish Airlines
Sun 9/610:55 pm
HAN
- IAD
1 stop31h 55m
Turkish Airlines
Deal found 2/3![Turkish Airlines logo]()
$826
This KAYAK deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:10 pm
BWI
- SGN
2 stops34h 45m
Multiple Airlines
Tue 9/2211:30 am
SGN
- BWI
2 stops29h 51m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$887
This Ovago deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:10 pm
BWI
- SGN
2 stops34h 45m
Multiple Airlines
Tue 9/1511:30 am
SGN
- BWI
2 stops29h 51m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$888
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:01 pm
IAD
- HAN
2 stops36h 49m
STARLUX Airlines
Tue 8/2511:10 am
HAN
- IAD
2 stops31h 18m
STARLUX Airlines
Deal found 2/2![STARLUX Airlines logo]()
$888
This BusinessClass deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:10 pm
BWI
- SGN
2 stops34h 45m
Multiple Airlines
Mon 10/56:05 pm
SGN
- BWI
2 stops47h 16m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$890
This Gurufare deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:10 pm
BWI
- SGN
2 stops28h 05m
Multiple Airlines
Tue 10/1311:30 am
SGN
- BWI
2 stops29h 51m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$895
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:18 pm
IAD
- DAD
2 stops35h 17m
STARLUX Airlines
Tue 10/66:45 pm
DAD
- IAD
2 stops47h 43m
STARLUX Airlines
Deal found 2/1![STARLUX Airlines logo]()
$902
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:45 pm
IAD
- HAN
1 stop30h 55m
Turkish Airlines
Wed 5/610:55 pm
HAN
- IAD
1 stop23h 40m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$903
This KAYAK deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:10 pm
BWI
- SGN
2 stops28h 05m
Multiple Airlines
Wed 9/236:05 pm
SGN
- BWI
2 stops47h 16m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$906
This Ovago deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:10 pm
BWI
- SGN
2 stops28h 05m
Multiple Airlines
Thu 9/2411:30 am
SGN
- BWI
2 stops29h 51m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$907
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:30 pm
DCA
- HAN
3 stops43h 45m
United Airlines
Thu 10/111:35 pm
HAN
- DCA
2 stops33h 18m
United Airlines
Deal found 1/31![United Airlines logo]()
$908
Best flights from Washington, D.C. to VietnamDiscover carefully curated flight deals from Washington, D.C. to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Washington, D.C. to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This China Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:04 pm
BWI
- SGN
2 stops27h 36m
Multiple Airlines
Thu 4/235:30 pm
SGN
- BWI
2 stops23h 14m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$913
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:47 pm
DCA
- HAN
2 stops51h 08m
Cathay Pacific
Wed 4/2910:55 am
HAN
- DCA
2 stops33h 09m
Cathay Pacific
Deal found 2/2![Cathay Pacific logo]()
$948
This STARLUX Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:11 pm
IAD
- HAN
2 stops27h 59m
STARLUX Airlines
Wed 4/225:50 pm
HAN
- IAD
2 stops47h 00m
STARLUX Airlines
Deal found 2/1![STARLUX Airlines logo]()
$954
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:50 pm
IAD
- HAN
2 stops28h 50m
Delta
Wed 4/2211:10 pm
HAN
- IAD
2 stops35h 45m
Delta
Deal found 2/2![Delta logo]()
$961
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/69:00 pm
IAD
- HAN
1 stop29h 55m
Qatar Airways
Thu 4/169:35 am
HAN
- IAD
1 stop34h 05m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$997
This Korean Air deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/61:15 pm
IAD
- SGN
1 stop23h 00m
Korean Air
Sun 4/261:55 pm
SGN
- IAD
1 stop32h 20m
Korean Air
Deal found 2/1![Korean Air logo]()
$1,015
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:00 am
IAD
- SGN
3 stops29h 05m
United Airlines
Sun 4/2611:15 pm
SGN
- IAD
1 stop21h 50m
United Airlines
Deal found 2/2![United Airlines logo]()
$1,025
This Gurufare deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/53:10 pm
IAD
- DAD
2 stops33h 55m
Etihad Airways
Wed 4/2212:50 pm
DAD
- IAD
2 stops55h 55m
Etihad Airways
Deal found 2/2![Etihad Airways logo]()
$1,082
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:04 am
BWI
- HAN
2 stops46h 46m
China Airlines
Mon 5/185:50 pm
HAN
- BWI
2 stops23h 38m
China Airlines
Deal found 2/3![China Airlines logo]()
$1,091
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:05 am
IAD
- HAN
2 stops46h 10m
EVA Air
Tue 3/1012:35 pm
HAN
- IAD
2 stops39h 45m
EVA Air
Deal found 2/1![EVA Air logo]()
$1,118
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
BWI
- HAN
2 stops27h 50m
American Airlines
Wed 4/2911:20 pm
HAN
- BWI
2 stops35h 36m
American Airlines
Deal found 2/2![American Airlines logo]()
$1,207
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:15 am
IAD
- DAD
2 stops47h 15m
Emirates
Wed 4/111:30 pm
DAD
- IAD
2 stops44h 10m
Emirates
Deal found 2/1![Emirates logo]()
$1,336
This China Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:04 pm
BWI
- SGN
2 stops27h 36m
Multiple Airlines
Sun 4/2610:50 am
SGN
- BWI
2 stops29h 54m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$913
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/127:47 pm
DCA
- HAN
2 stops51h 08m
Cathay Pacific
Wed 4/2910:55 am
HAN
- DCA
2 stops33h 09m
Cathay Pacific
Deal found 2/3![Cathay Pacific logo]()
$948
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:33 pm
BWI
- HAN
2 stops41h 02m
Delta
Wed 5/611:10 pm
HAN
- BWI
2 stops36h 41m
Delta
Deal found 2/2![Delta logo]()
$993
This Qatar Airways deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/69:00 pm
IAD
- SGN
1 stop23h 40m
Qatar Airways
Mon 4/207:40 pm
SGN
- IAD
2 stops48h 00m
Qatar Airways
Deal found 2/2![Qatar Airways logo]()
$1,030
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:10 pm
DCA
- SGN
3 stops38h 55m
United Airlines
Sun 8/3011:15 pm
SGN
- DCA
2 stops30h 10m
United Airlines
Deal found 2/1![United Airlines logo]()
$1,035
This Cathay Pacific deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:45 am
DCA
- SGN
2 stops29h 35m
Multiple Airlines
Tue 3/177:35 pm
SGN
- DCA
2 stops33h 06m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$969
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:59 pm
DCA
- HAN
2 stops51h 06m
Cathay Pacific
Wed 4/810:55 am
HAN
- DCA
2 stops24h 04m
Cathay Pacific
Deal found 2/1![Cathay Pacific logo]()
$972
This Gurufare deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/63:10 pm
IAD
- DAD
2 stops33h 55m
Etihad Airways
Mon 4/2712:50 pm
DAD
- IAD
2 stops55h 55m
Etihad Airways
Deal found 2/2![Etihad Airways logo]()
$1,082
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:01 am
IAD
- SGN
2 stops30h 14m
Delta
Tue 4/287:35 am
SGN
- IAD
2 stops27h 20m
Delta
Deal found 2/2![Delta logo]()
$1,026
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:30 am
DCA
- SGN
3 stops28h 35m
United Airlines
Mon 4/2711:15 pm
SGN
- DCA
2 stops27h 49m
United Airlines
Deal found 1/31![United Airlines logo]()
$1,035
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:20 pm
IAD
- HAN
1 stop30h 40m
Qatar Airways
Wed 4/297:30 pm
HAN
- IAD
1 stop24h 10m
Qatar Airways
Deal found 2/2![Qatar Airways logo]()
$1,046
This Cathay Pacific deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:37 pm
IAD
- HAN
2 stops29h 18m
Multiple Airlines
Thu 4/910:55 am
HAN
- IAD
2 stops29h 45m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$974
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:37 pm
DCA
- HAN
2 stops36h 33m
Cathay Pacific
Thu 4/167:10 pm
HAN
- DCA
2 stops38h 49m
Cathay Pacific
Deal found 2/2![Cathay Pacific logo]()
$985
This Korean Air deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/61:15 pm
IAD
- DAD
1 stop37h 25m
Korean Air
Sun 4/263:40 pm
DAD
- IAD
1 stop30h 35m
Korean Air
Deal found 2/2![Korean Air logo]()
$1,215
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:59 pm
DCA
- SGN
3 stops39h 06m
United Airlines
Wed 4/2911:15 pm
SGN
- DCA
2 stops30h 35m
United Airlines
Deal found 2/1![United Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:40 am
DCA
- SGN
2 stops26h 35m
Delta
Mon 4/207:35 am
SGN
- DCA
2 stops42h 52m
Delta
Deal found 2/2![Delta logo]()
$1,037
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1510:40 am
IAD
- HAN
1 stop37h 40m
Qatar Airways
Wed 3/258:55 am
HAN
- IAD
1 stop43h 00m
Qatar Airways
Deal found 2/2![Qatar Airways logo]()
$1,073
This China Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/153:30 pm
BWI
- SGN
2 stops31h 10m
Multiple Airlines
Thu 4/3010:50 am
SGN
- BWI
2 stops29h 54m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$977
Last-minute flights from Washington, D.C. to VietnamDiscover last-minute flight deals from Washington, D.C. to Vietnam. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Vietnam. Data last updated February 3, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/48:05 pm
IAD
- SGN
2 stops55h 35m
Qatar Airways
Wed 2/188:55 am
SGN
- IAD
1 stop43h 00m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$972
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/810:40 am
IAD
- SGN
1 stop38h 25m
Qatar Airways
Tue 3/1011:00 am
SGN
- IAD
2 stops40h 55m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$967
This FlightHub deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/98:05 pm
IAD
- SGN
2 stops34h 05m
Qatar Airways
Mon 4/279:55 am
SGN
- IAD
1 stop33h 45m
Qatar Airways
Deal found 2/3![Qatar Airways logo]()
$968
This IEagle deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/98:05 pm
IAD
- SGN
2 stops34h 05m
Qatar Airways
Tue 4/149:55 am
SGN
- IAD
1 stop33h 45m
Qatar Airways
Deal found 2/2![Qatar Airways logo]()
$969
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:00 am
IAD
- SGN
2 stops48h 35m
Cathay Pacific
Tue 4/146:20 pm
SGN
- IAD
2 stops40h 08m
Cathay Pacific
Deal found 2/3![Cathay Pacific logo]()
$959
This Cathay Pacific deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:45 am
DCA
- SGN
2 stops29h 35m
Multiple Airlines
Tue 3/177:35 pm
SGN
- DCA
2 stops33h 06m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$969
This FlightHub deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:05 pm
IAD
- SGN
2 stops55h 35m
Qatar Airways
Mon 6/18:00 pm
SGN
- IAD
1 stop31h 05m
Qatar Airways
Deal found 2/2![Qatar Airways logo]()
$971
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:05 pm
IAD
- SGN
1 stop29h 00m
Qatar Airways
Wed 4/1511:00 am
SGN
- IAD
2 stops40h 05m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$965
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/109:05 pm
IAD
- SGN
1 stop29h 00m
Qatar Airways
Mon 3/168:55 am
SGN
- IAD
1 stop43h 00m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$970
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:00 am
IAD
- SGN
2 stops47h 00m
Multiple Airlines
Mon 4/2711:30 am
SGN
- IAD
2 stops29h 20m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$960
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:59 pm
DCA
- HAN
2 stops51h 06m
Cathay Pacific
Wed 4/810:55 am
HAN
- DCA
2 stops24h 04m
Cathay Pacific
Deal found 2/1![Cathay Pacific logo]()
$972
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2511:36 am
DCA
- SGN
2 stops35h 59m
Cathay Pacific
Tue 4/286:55 am
SGN
- DCA
2 stops27h 04m
Cathay Pacific
Deal found 2/1![Cathay Pacific logo]()
$960
One-way flights from Washington, D.C. to VietnamSearch for one-way flight options from Washington, D.C. to Vietnam. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Washington, D.C. to Vietnam. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:05 pm
BWI
- SGN
3 stops54h 55m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:07 am
BWI
- SGN
3 stops38h 53m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$463
This Trip.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:00 pm
IAD
- SGN
1 stop38h 40m
Air China
Deal found 2/1![Air China logo]()
$463
This Travelocity deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/157:05 am
IAD
- SGN
2 stops37h 20m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$464
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:16 pm
BWI
- DAD
2 stops35h 19m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:00 pm
BWI
- SGN
3 stops50h 00m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$467
This Trip.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/92:35 pm
IAD
- SGN
2 stops26h 55m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:00 am
BWI
- SGN
3 stops52h 25m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$470
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/810:40 am
IAD
- SGN
1 stop38h 25m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:00 pm
DCA
- SGN
3 stops44h 25m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$471
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:20 pm
IAD
- DAD
2 stops35h 15m
STARLUX Airlines
Deal found 2/1![STARLUX Airlines logo]()
$471
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/23:10 pm
IAD
- SGN
2 stops28h 25m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$472
Find flight deals from Washington, D.C. to Vietnam
Keep the following information in mind while searching for Washington, D.C. to Vietnam flight deals. Data was last updated February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $903 (oojo) |
One-way from | $441 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $1,224 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Vietnam that are best for you.
Fly from
Washington, D.C.
Fly to
Vietnam
Route
Depart
Return
Price
BaltimoreHo Chi Minh City
BWI - SGN
BWISGN
Baltimore/Washington
Tue 4/7
7:04 pm-9:40 am
2 stops27h 36m
Ho Chi Minh City
Thu 4/23
5:30 pm-5:44 am
2 stops23h 14m
$913
BaltimoreHo Chi Minh City
BWI - SGN
BWISGN
Baltimore/Washington
Mon 4/6
7:04 pm-9:40 am
2 stops27h 36m
Ho Chi Minh City
Sun 4/26
10:50 am-5:44 am
2 stops29h 54m
$913
Washington, D.C.Hanoi
DCA - HAN
DCAHAN
Washington, D.C. Reagan-National
Wed 4/15
7:47 pm-9:55 am
2 stops51h 08m
Hanoi Noibai
Wed 4/29
10:55 am-9:04 am
2 stops33h 09m
$948
Washington, D.C.Hanoi
DCA - HAN
DCAHAN
Washington, D.C. Reagan-National
Sun 4/12
7:47 pm-9:55 am
2 stops51h 08m
Hanoi Noibai
Wed 4/29
10:55 am-9:04 am
2 stops33h 09m
$948
Washington, D.C.Hanoi
IAD - HAN
IADHAN
Washington, D.C. Dulles Intl
Wed 4/15
7:11 pm-10:10 am
2 stops27h 59m
Hanoi Noibai
Wed 4/22
5:50 pm-5:50 am
2 stops47h 00m
$954
Washington, D.C.Hanoi
IAD - HAN
IADHAN
Washington, D.C. Dulles Intl
Wed 4/15
6:50 pm-10:40 am
2 stops28h 50m
Hanoi Noibai
Wed 4/22
11:10 pm-11:55 pm
2 stops35h 45m
$961
Washington, D.C.Ho Chi Minh City
DCA - SGN
DCASGN
Washington, D.C. Reagan-National
Tue 2/17
6:45 am-12:20 am
2 stops29h 35m
Ho Chi Minh City
Tue 3/17
7:35 pm-5:41 pm
2 stops33h 06m
$969
Washington, D.C.Hanoi
DCA - HAN
DCAHAN
Washington, D.C. Reagan-National
Sun 3/22
7:59 pm-10:05 am
2 stops51h 06m
Hanoi Noibai
Wed 4/8
10:55 am-11:59 pm
2 stops24h 04m
$972
Washington, D.C.Hanoi
IAD - HAN
IADHAN
Washington, D.C. Dulles Intl
Tue 3/31
5:37 pm-9:55 am
2 stops29h 18m
Hanoi Noibai
Thu 4/9
10:55 am-5:40 am
2 stops29h 45m
$974
BaltimoreHo Chi Minh City
BWI - SGN
BWISGN
Baltimore/Washington
Wed 4/15
3:30 pm-9:40 am
2 stops31h 10m
Ho Chi Minh City
Thu 4/30
10:50 am-5:44 am
2 stops29h 54m
$977
Showing 1-10 of 60 results
Best time to book a flight from Washington, D.C. to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from Washington, D.C. with our price prediction graph.
IAD-SGN
DCA-SGN
DCA-HAN
BWI-SGN
IAD-DAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to Vietnam
WAS-VN0
IAD-SGN
DCA-SGN
DCA-HAN
BWI-SGN
What is the cheapest month to book a flight from Washington, D.C. to Vietnam?
Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Vietnam (average of $574). Flying from Washington, D.C. to Vietnam in June is currently the most expensive (average of $1,150). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Vietnam
Get insights into the airlines that provide service to Vietnam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vietnam. Reviews last updated February 3, 2026.
Read reviews from past customers who have flown ANA, Korean Air, and Qatar Airways from Washington, D.C. to Vietnam. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.4
Food
7.7
Entertainment
7.9
Crew
8.7
Boarding
8.5
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentLindsey,Jan 2026
CGK - HND
Overall
8.4
Food
7.7
Entertainment
7.9
Crew
8.7
Boarding
8.5
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentLindsey,Jan 2026
CGK - HND
Overall
8.4
Food
7.7
Entertainment
7.9
Crew
8.7
Boarding
8.5
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentLindsey,Jan 2026
CGK - HND
Overall
8.4
Food
7.7
Entertainment
7.9
Crew
8.7
Boarding
8.5
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentLindsey,Jan 2026
CGK - HND
Overall
8.4
Food
7.7
Entertainment
7.9
Crew
8.7
Boarding
8.5
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentLindsey,Jan 2026
CGK - HND
Overall
8.4
Food
7.7
Entertainment
7.9
Crew
8.7
Boarding
8.5
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentLindsey,Jan 2026
CGK - HND
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Washington, D.C. to Vietnam
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Washington, D.C. to Vietnam
Discover the top 10 airlines that operate flights from Washington, D.C. to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$512 | Average$1,824 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$596 | Average$908 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$671 | Average$1,297 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$766 | Average$1,083 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$818 | Average$1,175 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$819 | Average$1,506 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$832 | Average$1,093 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$877 | Average$1,466 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$887 | Average$1,386 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$909 | Average$1,233 | FlexibilityNo cancel fee | On-time80% |