$385+ Cheap flights from Seattle (SEA) 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SGN
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Seattle 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
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Cheapest flights from Seattle to VietnamExplore the most affordable flight options available from Seattle to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Seattle to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This oojo deal was found by Cheapflights users on 8/10. 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.
Fri 11/68:45 am -
1 stop23h 15m
Tue 11/175:55 am -
1 stop40h 15m
Deal found 8/10![Singapore Airlines logo]()
$736
This lastminute.com deal was found by Cheapflights users on 8/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:10 am -
1 stop20h 50m
Fri 9/412:05 pm -
1 stop17h 10m
Deal found 8/8![Asiana Airlines logo]()
$743
This Bravofly deal was found by Cheapflights users on 8/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:50 pm -
2 stops26h 45m
Mon 9/287:30 am -
2 stops27h 09m
Deal found 8/7![Korean Air logo]()
$747
This flugladen.de deal was found by Cheapflights users on 8/10. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:10 am -
1 stop20h 50m
Thu 9/312:05 pm -
1 stop17h 10m
Deal found 8/10![Asiana Airlines logo]()
$755
This oojo deal was found by Cheapflights users on 8/11. 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 8/3112:10 am -
1 stop20h 50m
Mon 9/1412:05 pm -
1 stop17h 10m
Deal found 8/11![Asiana Airlines logo]()
$756
This Justfly.com deal was found by Cheapflights users on 8/10. 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.
Tue 9/112:10 am -
1 stop20h 50m
Tue 9/1512:05 pm -
1 stop17h 10m
Deal found 8/10![Asiana Airlines logo]()
$757
This FlightHub deal was found by Cheapflights users on 8/10. 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.
Fri 9/1112:10 am -
1 stop32h 40m
Sun 9/2712:05 pm -
1 stop17h 10m
Deal found 8/10![Asiana Airlines logo]()
$758
This oojo deal was found by Cheapflights users on 8/9. 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 11/112:10 am -
1 stop19h 50m
Mon 1/1112:10 pm -
1 stop16h 45m
Deal found 8/9![Asiana Airlines logo]()
$765
This Justfly.com deal was found by Cheapflights users on 8/9. 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.
Sun 11/1512:10 am -
1 stop31h 40m
Mon 12/2112:10 pm -
1 stop16h 45m
Deal found 8/9![Asiana Airlines logo]()
$766
This Gotogate deal was found by Cheapflights users on 8/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:10 am -
1 stop20h 50m
Sun 10/1812:05 pm -
1 stop17h 10m
Deal found 8/6![Asiana Airlines logo]()
$770
This Gotogate deal was found by Cheapflights users on 8/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:10 am -
1 stop20h 50m
Thu 10/112:05 pm -
1 stop17h 10m
Deal found 8/6![Asiana Airlines logo]()
$773
This oojo deal was found by Cheapflights users on 8/10. 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 12/88:45 am -
1 stop43h 00m
Tue 12/227:35 pm -
1 stop26h 35m
Deal found 8/10![Singapore Airlines logo]()
$802
Best flights from Seattle to VietnamDiscover carefully curated flight deals from Seattle to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Seattle to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This Asiana Airlines deal was found by Cheapflights users on 8/8. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:10 am -
1 stop32h 40m
Thu 9/2412:10 am -
1 stop29h 05m
Deal found 8/8![Asiana Airlines logo]()
$795
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/216:32 am -
2 stops25h 33m
Thu 10/811:15 pm -
1 stop29h 10m
Deal found 8/10![United Airlines logo]()
$811
This Korean Air deal was found by Cheapflights users on 8/7. 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.
Wed 10/77:16 am -
2 stops24h 54m
Mon 11/238:00 am -
2 stops23h 33m
Deal found 8/7![Korean Air logo]()
$821
This Gotogate deal was found by Cheapflights users on 8/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:10 am -
2 stops42h 30m
Mon 11/911:15 am -
2 stops22h 15m
Deal found 8/10![Multiple Airlines logo]()
$897
This Delta deal was found by Cheapflights users on 8/10. 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.
Fri 8/281:20 pm -
1 stop35h 00m
Mon 8/3110:55 pm -
2 stops31h 18m
Deal found 8/10![Delta logo]()
$961
This STARLUX Airlines deal was found by Cheapflights users on 8/8. 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 9/301:15 am -
1 stop24h 50m
Mon 10/57:00 pm -
1 stop35h 10m
Deal found 8/8![STARLUX Airlines logo]()
$1,453
This United Airlines deal was found by Cheapflights users on 8/8. 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 10/124:30 pm -
1 stop39h 25m
Sun 11/157:30 am -
2 stops28h 17m
Deal found 8/8![United Airlines logo]()
$818
This Korean Air deal was found by Cheapflights users on 8/10. 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.
Wed 11/47:16 am -
2 stops25h 04m
Wed 11/188:00 am -
2 stops27h 09m
Deal found 8/10![Korean Air logo]()
$821
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/176:30 am -
2 stops25h 35m
Sat 11/77:30 am -
2 stops28h 17m
Deal found 8/8![United Airlines logo]()
$822
This Korean Air deal was found by Cheapflights users on 8/6. 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.
Fri 10/912:50 pm -
1 stop19h 20m
Wed 11/2511:50 pm -
1 stop24h 10m
Deal found 8/6![Korean Air logo]()
$835
This Trip.com deal was found by Cheapflights users on 8/10. 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.
Wed 9/91:15 am -
2 stops29h 05m
Wed 9/168:40 am -
2 stops45h 30m
Deal found 8/10![Multiple Airlines logo]()
$920
This Delta deal was found by Cheapflights users on 8/10. 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.
Fri 9/187:15 am -
2 stops23h 50m
Sun 9/2710:55 pm -
2 stops31h 35m
Deal found 8/10![Delta logo]()
$965
This United Airlines deal was found by Cheapflights users on 8/8. 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 9/156:32 am -
2 stops25h 33m
Tue 9/227:00 am -
2 stops22h 39m
Deal found 8/8![United Airlines logo]()
$831
This Delta deal was found by Cheapflights users on 8/10. 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 9/167:15 am -
2 stops23h 50m
Tue 9/223:55 pm -
2 stops42h 06m
Deal found 8/10![Delta logo]()
$965
This Korean Air deal was found by Cheapflights users on 8/11. 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.
Tue 9/12:30 pm -
2 stops41h 05m
Mon 9/711:10 pm -
1 stop25h 30m
Deal found 8/11![Korean Air logo]()
$886
This United Airlines deal was found by Cheapflights users on 8/8. 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 8/246:30 am -
2 stops25h 35m
Sun 8/307:00 am -
3 stops28h 15m
Deal found 8/8![United Airlines logo]()
$831
This Korean Air deal was found by Cheapflights users on 8/8. 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.
Thu 10/297:32 am -
2 stops24h 13m
Mon 11/212:20 pm -
1 stop35h 40m
Deal found 8/8![Korean Air logo]()
$886
This Delta deal was found by Cheapflights users on 8/6. 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 9/17:20 am -
2 stops23h 45m
Sat 9/193:55 pm -
2 stops38h 35m
Deal found 8/6![Delta logo]()
$996
This United Airlines deal was found by Cheapflights users on 8/10. 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 8/257:11 am -
3 stops24h 54m
Mon 8/317:00 am -
3 stops28h 15m
Deal found 8/10![United Airlines logo]()
$835
This Korean Air deal was found by Cheapflights users on 8/9. 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.
Tue 11/177:15 am -
2 stops36h 55m
Tue 11/2412:20 pm -
2 stops24h 44m
Deal found 8/9![Korean Air logo]()
$897
This United Airlines deal was found by Cheapflights users on 8/10. 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 11/46:30 am -
2 stops25h 25m
Wed 11/186:00 am -
3 stops23h 39m
Deal found 8/10![United Airlines logo]()
$835
This Korean Air deal was found by Cheapflights users on 8/8. 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.
Sun 10/115:45 pm -
2 stops37h 50m
Wed 10/2811:05 pm -
1 stop24h 55m
Deal found 8/8![Korean Air logo]()
$898
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/127:00 am -
3 stops25h 05m
Sun 9/277:00 am -
2 stops28h 59m
Deal found 8/10![United Airlines logo]()
$835
This Delta deal was found by Cheapflights users on 8/10. 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 11/111:00 am -
1 stop19h 45m
Mon 11/3011:10 pm -
1 stop24h 50m
Deal found 8/10![Delta logo]()
$1,141
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:10 am -
3 stops29h 50m
Sun 11/89:40 pm -
3 stops35h 30m
Deal found 8/6![Multiple Airlines logo]()
$1,392
This Korean Air deal was found by Cheapflights users on 8/6. 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.
Sun 11/111:00 am -
1 stop20h 15m
Sun 11/811:45 pm -
1 stop24h 15m
Deal found 8/6![Korean Air logo]()
$902
This KAYAK deal was found by Cheapflights users on 8/10. 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.
Wed 9/23:43 pm -
2 stops26h 12m
Wed 9/911:50 am -
2 stops35h 18m
Deal found 8/10![Multiple Airlines logo]()
$1,445
This Korean Air deal was found by Cheapflights users on 8/6. 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.
Thu 9/1712:50 pm -
1 stop20h 00m
Sun 9/2012:10 am -
1 stop24h 30m
Deal found 8/6![Korean Air logo]()
$902
This Delta deal was found by Cheapflights users on 8/6. 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.
Sat 8/2212:36 pm -
2 stops44h 29m
Tue 8/2512:20 am -
2 stops30h 17m
Deal found 8/6![Delta logo]()
$1,285
This Korean Air deal was found by Cheapflights users on 8/10. 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.
Sun 11/12:30 pm -
2 stops40h 15m
Tue 11/1711:05 pm -
2 stops36h 04m
Deal found 8/10![Korean Air logo]()
$903
Last-minute flights from Seattle to VietnamDiscover last-minute flight deals from Seattle to Vietnam. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Vietnam. Data last updated August 11, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 8/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:10 am -
1 stop20h 50m
Fri 9/412:05 pm -
1 stop17h 10m
Deal found 8/8![Asiana Airlines logo]()
$743
This flugladen.de deal was found by Cheapflights users on 8/10. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:10 am -
1 stop20h 50m
Thu 9/312:05 pm -
1 stop17h 10m
Deal found 8/10![Asiana Airlines logo]()
$755
This oojo deal was found by Cheapflights users on 8/11. 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.
Fri 8/2112:10 am -
1 stop20h 50m
Wed 9/2312:10 am -
1 stop29h 05m
Deal found 8/11![Asiana Airlines logo]()
$774
This oojo deal was found by Cheapflights users on 8/11. 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 8/3112:10 am -
1 stop20h 50m
Mon 9/1412:05 pm -
1 stop17h 10m
Deal found 8/11![Asiana Airlines logo]()
$756
This Justfly.com deal was found by Cheapflights users on 8/10. 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.
Tue 9/112:10 am -
1 stop20h 50m
Tue 9/1512:05 pm -
1 stop17h 10m
Deal found 8/10![Asiana Airlines logo]()
$757
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/312:50 pm -
1 stop19h 20m
Thu 9/1011:45 pm -
1 stop24h 55m
Deal found 8/6![Korean Air logo]()
$786
This Gotogate deal was found by Cheapflights users on 8/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:10 am -
1 stop20h 50m
Thu 10/112:05 pm -
1 stop17h 10m
Deal found 8/6![Asiana Airlines logo]()
$773
This FlightHub deal was found by Cheapflights users on 8/10. 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.
Fri 9/1112:10 am -
1 stop32h 40m
Sun 9/2712:05 pm -
1 stop17h 10m
Deal found 8/10![Asiana Airlines logo]()
$758
This oojo deal was found by Cheapflights users on 8/10. 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 9/151:15 am -
1 stop17h 45m
Mon 11/165:35 pm -
1 stop15h 35m
Deal found 8/10![China Airlines logo]()
$815
This Bravofly deal was found by Cheapflights users on 8/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:10 am -
1 stop20h 50m
Mon 9/2812:05 pm -
1 stop17h 10m
Deal found 8/7![Asiana Airlines logo]()
$748
This Bravofly deal was found by Cheapflights users on 8/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:50 pm -
2 stops26h 45m
Mon 9/287:30 am -
2 stops27h 09m
Deal found 8/7![Korean Air logo]()
$747
This Gotogate deal was found by Cheapflights users on 8/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:10 am -
1 stop20h 50m
Sun 10/1812:05 pm -
1 stop17h 10m
Deal found 8/6![Asiana Airlines logo]()
$770
One-way flights from Seattle to VietnamSearch for one-way flight options from Seattle to Vietnam. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Seattle to Vietnam. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Fri 8/211:20 pm -
1 stop33h 15m
Deal found 8/7![Korean Air logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/2012:10 am -
1 stop20h 50m
Deal found 8/10![Asiana Airlines logo]()
$391
This Booking.com deal was found by Cheapflights users on 8/10. 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.
Sat 8/221:20 pm -
1 stop19h 55m
Deal found 8/10![Korean Air logo]()
$401
This Mytrip deal was found by Cheapflights users on 8/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1810:50 am -
1 stop32h 15m
Deal found 8/10![Cathay Pacific logo]()
$408
This oojo deal was found by Cheapflights users on 8/11. 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 11/1710:50 am -
1 stop31h 55m
Deal found 8/11![Cathay Pacific logo]()
$408
This oojo deal was found by Cheapflights users on 8/10. 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 8/2012:25 pm -
1 stop21h 55m
Deal found 8/10![Cathay Pacific logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Fri 1/297:20 am -
2 stops24h 05m
Deal found 8/7![Korean Air logo]()
$410
This Delta deal was found by Cheapflights users on 8/6. 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 9/91:00 pm -
1 stop20h 15m
Deal found 8/6![Delta logo]()
$411
This FlightHub deal was found by Cheapflights users on 8/11. 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.
Thu 9/1012:25 pm -
1 stop31h 30m
Deal found 8/11![Cathay Pacific logo]()
$412
This FlightHub deal was found by Cheapflights users on 8/11. 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 1/1210:50 am -
1 stop31h 30m
Deal found 8/11![Cathay Pacific logo]()
$412
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 8/224:30 pm -
1 stop39h 25m
Deal found 8/8![United Airlines logo]()
$413
This Mytrip deal was found by Cheapflights users on 8/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/294:40 pm -
1 stop39h 10m
Deal found 8/8![ANA logo]()
$414
Find flight deals from Seattle to Vietnam
Keep the following information in mind while searching for Seattle to Vietnam flight deals. Data was last updated August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $736 (oojo) |
One-way from | $385 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $806 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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 August 11, 2026.
Use the filters below to find and compare flights from Seattle to Vietnam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Fri 9/11
12:10 am-10:50 pm
1 stop32h 40m
Ho Chi Minh City
Thu 9/24
12:10 am-3:15 pm
1 stop29h 05m
$795
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Mon 9/21
6:32 am-10:05 pm
2 stops25h 33m
Ho Chi Minh City
Thu 10/8
11:15 pm-2:25 pm
1 stop29h 10m
$811
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Mon 10/12
4:30 pm-9:55 pm
1 stop39h 25m
Ho Chi Minh City
Sun 11/15
7:30 am-8:47 pm
2 stops28h 17m
$818
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 10/7
7:16 am-10:10 pm
2 stops24h 54m
Ho Chi Minh City
Mon 11/23
8:00 am-4:33 pm
2 stops23h 33m
$821
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 11/4
7:16 am-11:20 pm
2 stops25h 04m
Ho Chi Minh City
Wed 11/18
8:00 am-8:09 pm
2 stops27h 09m
$821
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Sat 10/17
6:30 am-10:05 pm
2 stops25h 35m
Ho Chi Minh City
Sat 11/7
7:30 am-8:47 pm
2 stops28h 17m
$822
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Tue 9/15
6:32 am-10:05 pm
2 stops25h 33m
Ho Chi Minh City
Tue 9/22
7:00 am-3:39 pm
2 stops22h 39m
$831
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Mon 8/24
6:30 am-10:05 pm
2 stops25h 35m
Ho Chi Minh City
Sun 8/30
7:00 am-9:15 pm
3 stops28h 15m
$831
Quickest round-trip
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Fri 10/9
12:50 pm-10:10 pm
1 stop19h 20m
Ho Chi Minh City
Wed 11/25
11:50 pm-9:00 am
1 stop24h 10m
$835
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Tue 8/25
7:11 am-10:05 pm
3 stops24h 54m
Ho Chi Minh City
Mon 8/31
7:00 am-9:15 pm
3 stops28h 15m
$835
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Seattle to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from Seattle with our price prediction graph.
SEA-SGN
SEA-HPH
SEA-DAD
SEA-PQC
SEA-CXR
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 Seattle to Vietnam
SEA-VN0
SEA-SGN
SEA-HPH
SEA-DAD
SEA-PQC
What is the cheapest month to book a flight from Seattle to Vietnam?
Currently, April is the cheapest month in which you can book a flight from Seattle to Vietnam (average of $749). Flying from Seattle to Vietnam in December is currently the most expensive (average of $1,303). 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.
How far ahead should I book a flight from Seattle to Vietnam?
The price you pay for your flight from Seattle to Vietnam may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 August 11, 2026.
Get a feel of what it's like to fly with STARLUX Airlines,EVA Air, andKorean Air from Seattle to Vietnam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.8
Boarding
8.9
Entertainment
8.7
Comfort
8.8
Food
8.6
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Boarding
8.9
Entertainment
8.7
Comfort
8.8
Food
8.6
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Boarding
8.9
Entertainment
8.7
Comfort
8.8
Food
8.6
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Boarding
8.9
Entertainment
8.7
Comfort
8.8
Food
8.6
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Boarding
8.9
Entertainment
8.7
Comfort
8.8
Food
8.6
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Boarding
8.9
Entertainment
8.7
Comfort
8.8
Food
8.6
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Related info for your journey
Find useful and relevant information for your journey from Seattle to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Seattle to Vietnam
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Vietnam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Vietnam by cabin class
Find flights from Seattle to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Vietnam flights
Browse other Seattle and Vietnam flight options. Last updated on August 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Vietnam regions
Consider these flights traveling to Vietnam regions.
Top 10 airlines flying from Seattle to Vietnam
Discover the top 10 airlines that operate flights from Seattle 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$400 | Average$891 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$432 | Average$782 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$493 | Average$695 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$544 | Average$759 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$604 | Average$756 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$606 | Average$929 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$614 | Average$831 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$616 | Average$788 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$651 | Average$805 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$670 | Average$1,197 | FlexibilityNo cancel fee | On-time79% |