$284+ Cheap flights from Seattle (SEA) to Vietnam
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SGN
Oct 27 — Nov 31
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 September 27, 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 September 27, 2026.
This FlightHub deal was found by Cheapflights users on 9/27. 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 11/108:40 am -
1 stop40h 55m
Tue 11/174:45 pm -
1 stop29h 20m
Deal found 9/27![Singapore Airlines logo]()
$658
This FlightHub deal was found by Cheapflights users on 9/24. 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 11/18:40 am -
1 stop35h 15m
Tue 11/104:45 pm -
1 stop29h 20m
Deal found 9/24![Singapore Airlines logo]()
$718
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Thu 10/229:55 am -
1 stop32h 20m
Thu 10/2912:10 pm -
1 stop33h 55m
Deal found 9/22![Singapore Airlines logo]()
$726
This oojo deal was found by Cheapflights users on 9/22. 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 11/188:40 am -
1 stop23h 20m
Mon 12/712:10 pm -
1 stop33h 55m
Deal found 9/22![Singapore Airlines logo]()
$760
This Trip.com deal was found by Cheapflights users on 9/26. 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 9/2812:50 pm -
1 stop19h 20m
Sun 10/187:30 am -
1 stop21h 45m
Deal found 9/26![Korean Air logo]()
$764
This FlightHub deal was found by Cheapflights users on 9/27. 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 11/248:40 am -
1 stop43h 05m
Mon 12/77:35 pm -
1 stop26h 30m
Deal found 9/27![Singapore Airlines logo]()
$768
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Thu 10/159:55 am -
1 stop41h 20m
Thu 11/57:55 pm -
1 stop26h 10m
Deal found 9/22![Singapore Airlines logo]()
$773
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Sat 10/179:55 am -
1 stop32h 20m
Sat 11/712:10 pm -
1 stop33h 55m
Deal found 9/22![Singapore Airlines logo]()
$774
This Justfly.com deal was found by Cheapflights users on 9/24. 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.
Thu 10/229:55 am -
1 stop41h 35m
Thu 10/297:35 pm -
1 stop26h 30m
Deal found 9/24![Singapore Airlines logo]()
$774
This Trip.com deal was found by Cheapflights users on 9/23. 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 9/3012:50 pm -
1 stop33h 45m
Tue 10/611:35 pm -
1 stop25h 05m
Deal found 9/23![Korean Air logo]()
$776
This flugladen.de deal was found by Cheapflights users on 9/22. 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 9/2412:50 pm -
1 stop18h 45m
Wed 10/711:10 pm -
1 stop25h 30m
Deal found 9/22![Korean Air logo]()
$778
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Sun 11/112:10 am -
1 stop21h 40m
Sat 11/147:55 am -
1 stop16h 10m
Deal found 9/24![Korean Air logo]()
$779
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 September 27, 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 September 27, 2026.
This Korean Air deal was found by Cheapflights users on 9/24. 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 11/911:00 am -
1 stop21h 50m
Wed 11/182:05 pm -
1 stop34h 00m
Deal found 9/24![Korean Air logo]()
$796
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/43:40 pm -
1 stop39h 10m
Wed 12/97:30 am -
3 stops28h 51m
Deal found 9/22![United Airlines logo]()
$809
This oojo deal was found by Cheapflights users on 9/27. 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 3/410:25 am -
1 stop40h 40m
Sun 3/1410:30 am -
1 stop37h 15m
Deal found 9/27![Cathay Pacific logo]()
$810
This Delta deal was found by Cheapflights users on 9/26. 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 2/2212:50 pm -
1 stop31h 20m
Mon 3/111:05 pm -
1 stop27h 46m
Deal found 9/26![Delta logo]()
$827
This China Airlines deal was found by Cheapflights users on 9/24. 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.
Sun 11/112:10 am -
1 stop25h 15m
Thu 11/510:25 am -
1 stop22h 45m
Deal found 9/24![China Airlines logo]()
$878
This Singapore Airlines deal was found by Cheapflights users on 9/22. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:40 am -
1 stop35h 50m
Thu 10/2912:05 pm -
1 stop34h 00m
Deal found 9/22![Singapore Airlines logo]()
$1,199
This Korean Air deal was found by Cheapflights users on 9/25. 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 11/239:20 pm -
2 stops34h 05m
Tue 12/87:55 am -
2 stops27h 24m
Deal found 9/25![Korean Air logo]()
$812
This United Airlines deal was found by Cheapflights users on 9/25. 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 11/106:00 am -
2 stops48h 50m
Thu 11/266:00 am -
3 stops25h 26m
Deal found 9/25![United Airlines logo]()
$826
This Delta deal was found by Cheapflights users on 9/26. 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.
Thu 2/1812:50 pm -
1 stop17h 55m
Tue 3/211:05 pm -
1 stop27h 46m
Deal found 9/26![Delta logo]()
$827
This Delta deal was found by Cheapflights users on 9/23. 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.
Thu 10/221:00 pm -
1 stop18h 35m
Thu 11/511:05 pm -
1 stop27h 46m
Deal found 9/23![Delta logo]()
$827
This Korean Air deal was found by Cheapflights users on 9/24. 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 11/511:00 am -
1 stop33h 10m
Sat 11/1411:05 pm -
1 stop30h 05m
Deal found 9/24![Korean Air logo]()
$831
This United Airlines deal was found by Cheapflights users on 9/27. 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 2/96:29 am -
2 stops25h 41m
Thu 4/2911:15 pm -
1 stop29h 10m
Deal found 9/27![United Airlines logo]()
$832
This Korean Air deal was found by Cheapflights users on 9/23. 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 1/1912:10 am -
1 stop20h 00m
Wed 3/1012:20 pm -
1 stop16h 50m
Deal found 9/23![Korean Air logo]()
$831
This United Airlines deal was found by Cheapflights users on 9/26. 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 2/96:29 am -
2 stops25h 41m
Sun 4/1111:15 pm -
1 stop29h 10m
Deal found 9/26![United Airlines logo]()
$832
This Korean Air deal was found by Cheapflights users on 9/25. 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 10/127:16 am -
2 stops25h 59m
Sun 11/157:55 am -
1 stop16h 10m
Deal found 9/25![Korean Air logo]()
$831
This United Airlines deal was found by Cheapflights users on 9/25. 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 1/116:29 am -
2 stops25h 41m
Thu 2/411:05 pm -
1 stop29h 15m
Deal found 9/25![United Airlines logo]()
$832
This Delta deal was found by Cheapflights users on 9/22. 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.
Thu 1/2112:40 pm -
1 stop34h 35m
Thu 2/2511:00 pm -
1 stop27h 50m
Deal found 9/22![Delta logo]()
$922
This Korean Air deal was found by Cheapflights users on 9/24. 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 2/144:15 pm -
2 stops29h 35m
Thu 2/182:05 pm -
1 stop34h 00m
Deal found 9/24![Korean Air logo]()
$831
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/265:23 pm -
3 stops39h 47m
Mon 11/1611:05 pm -
1 stop29h 15m
Deal found 9/26![United Airlines logo]()
$836
This Korean Air deal was found by Cheapflights users on 9/25. 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 3/165:55 pm -
2 stops38h 30m
Thu 4/17:30 am -
1 stop21h 25m
Deal found 9/25![Korean Air logo]()
$831
This Delta deal was found by Cheapflights users on 9/27. 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 11/2511:00 am -
1 stop19h 25m
Sun 12/611:05 pm -
1 stop25h 00m
Deal found 9/27![Delta logo]()
$1,042
This Korean Air deal was found by Cheapflights users on 9/26. 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 2/177:20 am -
2 stops23h 25m
Wed 3/2412:20 pm -
1 stop16h 50m
Deal found 9/26![Korean Air logo]()
$836
This Delta deal was found by Cheapflights users on 9/23. 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 2/1012:10 am -
1 stop30h 15m
Sat 2/2011:05 pm -
1 stop25h 00m
Deal found 9/23![Delta logo]()
$1,072
This Korean Air deal was found by Cheapflights users on 9/26. 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.
Sat 2/202:30 pm -
2 stops29h 40m
Mon 3/112:20 pm -
1 stop16h 50m
Deal found 9/26![Korean Air logo]()
$836
This Delta deal was found by Cheapflights users on 9/23. 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 1/275:55 pm -
2 stops36h 30m
Wed 2/1711:05 pm -
1 stop30h 05m
Deal found 9/23![Delta logo]()
$1,077
This Korean Air deal was found by Cheapflights users on 9/26. 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 11/293:13 pm -
2 stops28h 57m
Thu 12/312:20 pm -
1 stop35h 45m
Deal found 9/26![Korean Air logo]()
$836
This Delta deal was found by Cheapflights users on 9/26. 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 11/1112:31 pm -
2 stops41h 54m
Sun 11/2211:05 pm -
1 stop27h 46m
Deal found 9/26![Delta logo]()
$1,130
This Korean Air deal was found by Cheapflights users on 9/27. 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 11/249:20 pm -
2 stops33h 20m
Mon 12/73:45 pm -
1 stop37h 25m
Deal found 9/27![Korean Air logo]()
$901
This Delta deal was found by Cheapflights users on 9/26. 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 11/1511:00 am -
1 stop19h 25m
Fri 11/2011:05 pm -
1 stop27h 46m
Deal found 9/26![Delta logo]()
$1,140
This Korean Air deal was found by Cheapflights users on 9/23. 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 11/117:20 am -
2 stops23h 20m
Mon 11/303:45 pm -
1 stop32h 20m
Deal found 9/23![Korean Air logo]()
$901
Last-minute flights from Seattle to VietnamDiscover last-minute flight deals from Seattle to Vietnam. Data last updated September 27, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Vietnam. Data last updated September 27, 2026 and is based on user searches.
This flugladen.de deal was found by Cheapflights users on 9/22. 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 9/2412:50 pm -
1 stop18h 45m
Wed 10/711:10 pm -
1 stop25h 30m
Deal found 9/22![Korean Air logo]()
$778
This Booking.com deal was found by Cheapflights users on 9/22. 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 9/271:15 am -
1 stop18h 25m
Sun 10/1810:50 am -
1 stop22h 25m
Deal found 9/22![China Airlines logo]()
$784
This Justfly.com deal was found by Cheapflights users on 9/23. 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 9/271:15 am -
1 stop18h 25m
Tue 10/135:30 pm -
1 stop15h 45m
Deal found 9/23![China Airlines logo]()
$786
This Trip.com deal was found by Cheapflights users on 9/26. 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 9/2812:50 pm -
1 stop19h 20m
Sun 10/187:30 am -
1 stop21h 45m
Deal found 9/26![Korean Air logo]()
$764
This Korean Air deal was found by Cheapflights users on 9/27. 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 9/2912:50 pm -
1 stop33h 45m
Tue 10/137:30 am -
1 stop17h 10m
Deal found 9/27![Korean Air logo]()
$790
This Trip.com deal was found by Cheapflights users on 9/23. 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 9/3012:50 pm -
1 stop33h 45m
Tue 10/611:35 pm -
1 stop25h 05m
Deal found 9/23![Korean Air logo]()
$776
This Gotogate deal was found by Cheapflights users on 9/24. 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.
Mon 10/121:15 am -
1 stop25h 05m
Tue 11/1711:20 am -
1 stop21h 50m
Deal found 9/24![Multiple Airlines logo]()
$789
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Thu 10/159:55 am -
1 stop41h 20m
Thu 11/57:55 pm -
1 stop26h 10m
Deal found 9/22![Singapore Airlines logo]()
$773
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Sat 10/179:55 am -
1 stop32h 20m
Sat 11/712:10 pm -
1 stop33h 55m
Deal found 9/22![Singapore Airlines logo]()
$774
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Thu 10/229:55 am -
1 stop32h 20m
Thu 10/2912:10 pm -
1 stop33h 55m
Deal found 9/22![Singapore Airlines logo]()
$726
This Justfly.com deal was found by Cheapflights users on 9/24. 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.
Thu 10/229:55 am -
1 stop41h 35m
Thu 10/297:35 pm -
1 stop26h 30m
Deal found 9/24![Singapore Airlines logo]()
$774
This Booking.com deal was found by Cheapflights users on 9/23. 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 10/241:10 am -
1 stop18h 50m
Sun 11/811:20 am -
1 stop21h 50m
Deal found 9/23![Multiple Airlines logo]()
$788
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 September 27, 2026.
Search for one-way flight options from Seattle to Vietnam. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
This oojo deal was found by Cheapflights users on 9/26. 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 2/268:40 am -
1 stop39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Singapore Airlines logo]()
$284
This oojo deal was found by Cheapflights users on 9/24. 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 2/168:40 am -
1 stop43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Singapore Airlines logo]()
$311
This oojo deal was found by Cheapflights users on 9/23. 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 3/58:40 am -
1 stop40h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Singapore Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 2/138:40 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Singapore Airlines logo]()
$349
This Kissandfly.com deal was found by Cheapflights users on 9/23. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1712:10 am -
1 stop31h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Korean Air logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 1/298:40 am -
1 stop35h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Singapore Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Mon 10/512:10 am -
1 stop20h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Asiana Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 9/23. 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.
Tue 10/612:10 am -
1 stop32h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Asiana Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/25. 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 3/112:45 pm -
1 stop33h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Delta logo]()
$401
This Korean Air deal was found by Cheapflights users on 9/25. 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 2/1511:00 am -
1 stop21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Korean Air logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Wed 1/208:40 am -
2 stops46h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 3/128:40 am -
2 stops46h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$405
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 September 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $641 (oojo) |
One-way from | $284 (oojo) |
Popular in | December |
Cheapest in | April |
Average price | $776 |
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 7,457,451 searches. Data last updated September 27, 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
SeattleHanoi
SEA Seattle/Tacoma Intl - HAN Hanoi Noibai
SEAHAN
Seattle/Tacoma Intl
Fri 2/26
8:40 am-3:10 pm
1 stop39h 30m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$284
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 12/9
11:00 am-12:50 pm
1 stop34h 50m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$403
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 12/2
11:00 am-10:25 pm
1 stop20h 25m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$403
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 1/6
12:10 am-10:25 pm
1 stop31h 15m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$403
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Thu 11/26
12:30 pm-10:25 pm
1 stop18h 55m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$408
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Thu 11/26
11:00 am-11:50 pm
1 stop21h 50m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$410
SeattleDa Nang
SEA Seattle/Tacoma Intl - DAD Da Nang
SEADAD
Seattle/Tacoma Intl
Fri 3/5
8:40 am-6:50 am
2 stops31h 10m
Da Nang
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$412
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Thu 11/26
6:00 am-11:10 pm
2 stops26h 10m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$414
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 11/25
7:35 pm-11:10 pm
3 stops36h 35m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$414
SeattleHanoi
SEA Seattle/Tacoma Intl - HAN Hanoi Noibai
SEAHAN
Seattle/Tacoma Intl
Wed 10/28
11:25 am-10:05 am
1 stop32h 40m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$416
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-PQC
SEA-HAN
SEA-DAD
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-PQC
SEA-HAN
SEA-DAD
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 $755). Flying from Seattle to Vietnam in December is currently the most expensive (average of $1,316). 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 60 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 September 27, 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.
Boarding
8.8
Entertainment
8.7
Comfort
8.8
Food
8.5
Overall
8.7
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Boarding
8.8
Entertainment
8.7
Comfort
8.8
Food
8.5
Overall
8.7
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Boarding
8.8
Entertainment
8.7
Comfort
8.8
Food
8.5
Overall
8.7
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Boarding
8.8
Entertainment
8.7
Comfort
8.8
Food
8.5
Overall
8.7
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Boarding
8.8
Entertainment
8.7
Comfort
8.8
Food
8.5
Overall
8.7
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Boarding
8.8
Entertainment
8.7
Comfort
8.8
Food
8.5
Overall
8.7
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 September 27, 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 7,457,451 searches. Data last updated September 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$400 | Average$890 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$432 | Average$798 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$493 | Average$751 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$602 | Average$778 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$610 | Average$924 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$614 | Average$852 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$616 | Average$797 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$643 | Average$713 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$651 | Average$816 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$670 | Average$1,197 | FlexibilityNo cancel fee | On-time79% |