$276+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SGN
Dec 10 — Dec 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 November 10, 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 November 10, 2026.
This KAYAK deal was found by Cheapflights users on 11/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:40 am -
1 stop43h 05m
Tue 11/174:45 pm -
1 stop29h 20m
Deal found 11/6![Singapore Airlines logo]()
$771
This Traveloka deal was found by Cheapflights users on 11/5. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:30 pm -
1 stop25h 50m
Thu 11/269:55 am -
1 stop23h 50m
Deal found 11/5![Philippine Airlines logo]()
$804
This IEagle deal was found by Cheapflights users on 11/6. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:25 am -
1 stop23h 05m
Thu 12/107:15 am -
1 stop16h 30m
Deal found 11/6![Cathay Pacific logo]()
$816
This FlightHub deal was found by Cheapflights users on 11/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:25 am -
1 stop23h 05m
Wed 12/27:45 pm -
1 stop28h 00m
Deal found 11/9![Cathay Pacific logo]()
$824
This Justfly.com deal was found by Cheapflights users on 11/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:40 am -
1 stop35h 25m
Mon 11/2312:05 pm -
1 stop34h 00m
Deal found 11/8![Singapore Airlines logo]()
$825
This Gotogate deal was found by Cheapflights users on 11/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:25 am -
1 stop32h 40m
Tue 12/17:25 pm -
1 stop28h 20m
Deal found 11/7![Cathay Pacific logo]()
$826
This oojo deal was found by Cheapflights users on 11/5. 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 11/99:30 pm -
1 stop36h 55m
Sun 11/152:35 am -
1 stop31h 10m
Deal found 11/5![Philippine Airlines logo]()
$835
This oojo deal was found by Cheapflights users on 11/5. 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 11/99:30 pm -
1 stop25h 50m
Mon 12/79:55 am -
1 stop23h 50m
Deal found 11/5![Philippine Airlines logo]()
$835
This Trip.com deal was found by Cheapflights users on 11/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:30 pm -
1 stop36h 55m
Thu 11/192:25 pm -
1 stop19h 20m
Deal found 11/7![Philippine Airlines logo]()
$836
This Globehunters deal was found by Cheapflights users on 11/6. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:30 pm -
1 stop20h 20m
Wed 11/259:55 am -
1 stop23h 50m
Deal found 11/6![Philippine Airlines logo]()
$837
This oojo deal was found by Cheapflights users on 11/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:30 pm -
1 stop20h 20m
Wed 11/189:25 am -
1 stop24h 20m
Deal found 11/7![Philippine Airlines logo]()
$840
This IEagle deal was found by Cheapflights users on 11/5. 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.
Sun 11/299:30 pm -
1 stop24h 55m
Wed 12/232:25 pm -
1 stop19h 20m
Deal found 11/5![Philippine Airlines logo]()
$840
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 November 10, 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 November 10, 2026.
This Cathay Pacific deal was found by Cheapflights users on 11/5. 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.
Mon 3/810:25 am -
1 stop33h 10m
Tue 3/237:45 pm -
1 stop28h 00m
Deal found 11/5![Cathay Pacific logo]()
$847
This Korean Air deal was found by Cheapflights users on 11/5. 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 2/111:00 am -
1 stop36h 15m
Tue 3/23:45 pm -
1 stop37h 25m
Deal found 11/5![Korean Air logo]()
$855
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/23:45 pm -
1 stop39h 10m
Wed 3/176:00 am -
2 stops22h 20m
Deal found 11/9![United Airlines logo]()
$874
This Delta deal was found by Cheapflights users on 11/5. 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 2/111:00 am -
1 stop36h 15m
Tue 3/23:45 pm -
2 stops43h 44m
Deal found 11/5![Delta logo]()
$912
This Singapore Airlines deal was found by Cheapflights users on 11/4. 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 11/298:40 am -
1 stop35h 50m
Thu 12/312:05 pm -
1 stop34h 00m
Deal found 11/4![Singapore Airlines logo]()
$1,196
This Mytrip deal was found by Cheapflights users on 11/5. 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 11/1610:10 am -
3 stops32h 35m
Sun 11/2210:15 pm -
3 stops35h 07m
Deal found 11/5![Multiple Airlines logo]()
$1,280
This Korean Air deal was found by Cheapflights users on 11/6. 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.
Tue 2/93:15 pm -
2 stops30h 35m
Sun 4/111:55 pm -
1 stop34h 45m
Deal found 11/6![Korean Air logo]()
$861
This United Airlines deal was found by Cheapflights users on 11/5. 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 3/37:00 am -
2 stops26h 15m
Thu 3/256:00 am -
3 stops29h 20m
Deal found 11/5![United Airlines logo]()
$876
This Delta deal was found by Cheapflights users on 11/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2011:00 am -
1 stop36h 15m
Wed 3/243:45 pm -
2 stops39h 14m
Deal found 11/7![Delta logo]()
$912
This Korean Air deal was found by Cheapflights users on 11/8. 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 3/42:30 pm -
2 stops31h 20m
Sun 3/1411:40 pm -
1 stop29h 30m
Deal found 11/8![Korean Air logo]()
$861
This United Airlines deal was found by Cheapflights users on 11/5. 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 2/107:00 am -
2 stops25h 10m
Tue 3/307:00 am -
3 stops28h 12m
Deal found 11/5![United Airlines logo]()
$881
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:20 am -
2 stops23h 20m
Mon 11/233:45 pm -
1 stop32h 20m
Deal found 11/8![Delta logo]()
$925
This Cathay Pacific deal was found by Cheapflights users on 11/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:00 pm -
2 stops31h 05m
Tue 12/17:25 pm -
2 stops42h 34m
Deal found 11/7![Cathay Pacific logo]()
$1,028
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/175:00 am -
2 stops28h 15m
Thu 3/186:00 am -
3 stops29h 20m
Deal found 11/9![United Airlines logo]()
$884
This Korean Air deal was found by Cheapflights users on 11/9. 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.
Sun 2/712:10 am -
1 stop30h 35m
Mon 2/2212:20 pm -
1 stop16h 50m
Deal found 11/9![Korean Air logo]()
$889
This Delta deal was found by Cheapflights users on 11/6. 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.
Fri 11/2712:30 pm -
1 stop18h 15m
Fri 12/411:05 pm -
1 stop27h 51m
Deal found 11/6![Delta logo]()
$928
This FlightHub deal was found by Cheapflights users on 11/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:25 am -
1 stop40h 40m
Sun 12/136:55 pm -
1 stop28h 50m
Deal found 11/7![Cathay Pacific logo]()
$1,044
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/193:40 pm -
1 stop39h 15m
Thu 12/177:30 am -
3 stops28h 55m
Deal found 11/9![United Airlines logo]()
$888
This Korean Air deal was found by Cheapflights users on 11/7. 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.
Mon 1/2511:00 am -
1 stop19h 45m
Mon 2/812:20 pm -
2 stops23h 04m
Deal found 11/7![Korean Air logo]()
$900
This Delta deal was found by Cheapflights users on 11/5. 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 11/2410:12 am -
2 stops37h 03m
Mon 12/711:00 pm -
2 stops33h 15m
Deal found 11/5![Delta logo]()
$935
This oojo deal was found by Cheapflights users on 11/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:25 am -
2 stops31h 35m
Mon 12/1410:30 am -
1 stop37h 15m
Deal found 11/8![Multiple Airlines logo]()
$1,301
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Fri 11/276:00 am -
2 stops26h 10m
Wed 12/911:30 pm -
1 stop28h 50m
Deal found 11/5![United Airlines logo]()
$930
This Korean Air deal was found by Cheapflights users on 11/6. 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 11/2710:35 am -
2 stops33h 35m
Fri 12/411:05 pm -
1 stop25h 00m
Deal found 11/6![Korean Air logo]()
$937
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:35 pm -
1 stop18h 10m
Mon 12/2111:05 pm -
1 stop27h 51m
Deal found 11/9![Delta logo]()
$949
This KAYAK deal was found by Cheapflights users on 11/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:25 am -
1 stop32h 20m
Mon 12/146:55 pm -
1 stop28h 50m
Deal found 11/8![Cathay Pacific logo]()
$1,155
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/296:15 am -
2 stops25h 55m
Mon 2/156:00 am -
2 stops25h 18m
Deal found 11/7![United Airlines logo]()
$939
This Korean Air deal was found by Cheapflights users on 11/9. 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.
Thu 11/127:20 am -
2 stops23h 20m
Mon 11/2311:00 pm -
1 stop30h 10m
Deal found 11/9![Korean Air logo]()
$946
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/312:40 pm -
1 stop33h 10m
Sat 1/237:55 am -
1 stop18h 56m
Deal found 11/9![Delta logo]()
$952
This Korean Air deal was found by Cheapflights users on 11/9. 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.
Wed 12/23:21 pm -
2 stops39h 24m
Mon 12/2111:05 pm -
1 stop30h 05m
Deal found 11/9![Korean Air logo]()
$958
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:15 am -
2 stops25h 55m
Mon 12/146:00 am -
3 stops30h 21m
Deal found 11/7![United Airlines logo]()
$1,012
Last-minute flights from Seattle to VietnamDiscover last-minute flight deals from Seattle to Vietnam. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Vietnam. Data last updated November 10, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 11/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:40 am -
1 stop43h 05m
Tue 11/174:45 pm -
1 stop29h 20m
Deal found 11/6![Singapore Airlines logo]()
$771
This oojo deal was found by Cheapflights users on 11/5. 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 11/99:30 pm -
1 stop36h 55m
Sun 11/152:35 am -
1 stop31h 10m
Deal found 11/5![Philippine Airlines logo]()
$835
This oojo deal was found by Cheapflights users on 11/5. 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 11/99:30 pm -
1 stop25h 50m
Mon 12/79:55 am -
1 stop23h 50m
Deal found 11/5![Philippine Airlines logo]()
$835
This oojo deal was found by Cheapflights users on 11/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:30 pm -
1 stop20h 20m
Wed 11/189:25 am -
1 stop24h 20m
Deal found 11/7![Philippine Airlines logo]()
$840
This Traveloka deal was found by Cheapflights users on 11/5. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:30 pm -
1 stop25h 50m
Thu 11/269:55 am -
1 stop23h 50m
Deal found 11/5![Philippine Airlines logo]()
$804
This Globehunters deal was found by Cheapflights users on 11/6. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:30 pm -
1 stop20h 20m
Wed 11/259:55 am -
1 stop23h 50m
Deal found 11/6![Philippine Airlines logo]()
$837
This Trip.com deal was found by Cheapflights users on 11/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:30 pm -
1 stop36h 55m
Thu 11/192:25 pm -
1 stop19h 20m
Deal found 11/7![Philippine Airlines logo]()
$836
This IEagle deal was found by Cheapflights users on 11/6. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:25 am -
1 stop23h 05m
Thu 12/107:15 am -
1 stop16h 30m
Deal found 11/6![Cathay Pacific logo]()
$816
This Gotogate deal was found by Cheapflights users on 11/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:25 am -
1 stop32h 40m
Tue 12/17:25 pm -
1 stop28h 20m
Deal found 11/7![Cathay Pacific logo]()
$826
This Justfly.com deal was found by Cheapflights users on 11/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:40 am -
1 stop35h 25m
Mon 11/2312:05 pm -
1 stop34h 00m
Deal found 11/8![Singapore Airlines logo]()
$825
This FlightHub deal was found by Cheapflights users on 11/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:25 am -
1 stop23h 05m
Wed 12/27:45 pm -
1 stop28h 00m
Deal found 11/9![Cathay Pacific logo]()
$824
This IEagle deal was found by Cheapflights users on 11/5. 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.
Sun 11/299:30 pm -
1 stop24h 55m
Wed 12/232:25 pm -
1 stop19h 20m
Deal found 11/5![Philippine Airlines logo]()
$840
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 November 10, 2026.
Search for one-way flight options from Seattle to Vietnam. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Ovago deal was found by Cheapflights users on 11/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/228:40 am -
1 stop41h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Singapore Airlines logo]()
$276
This KAYAK deal was found by Cheapflights users on 11/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/168:40 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Singapore Airlines logo]()
$276
This KAYAK deal was found by Cheapflights users on 11/5. 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 3/108:40 am -
1 stop35h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Singapore Airlines logo]()
$280
This KAYAK deal was found by Cheapflights users on 11/5. 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 2/178:40 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Singapore Airlines logo]()
$282
This KAYAK deal was found by Cheapflights users on 11/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/288:40 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Singapore Airlines logo]()
$284
This KAYAK deal was found by Cheapflights users on 11/5. 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.
Sun 2/148:40 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Singapore Airlines logo]()
$287
This Ovago deal was found by Cheapflights users on 11/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/38:40 am -
1 stop35h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Singapore Airlines logo]()
$291
This Ovago deal was found by Cheapflights users on 11/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/78:40 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Singapore Airlines logo]()
$293
This KAYAK deal was found by Cheapflights users on 11/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/810:15 am -
1 stop34h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Singapore Airlines logo]()
$300
This Ovago deal was found by Cheapflights users on 11/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/268:40 am -
1 stop41h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Singapore Airlines logo]()
$302
This KAYAK deal was found by Cheapflights users on 11/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/278:40 am -
1 stop43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Singapore Airlines logo]()
$303
This Ovago deal was found by Cheapflights users on 11/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/248:40 am -
1 stop43h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Singapore Airlines logo]()
$309
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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $535 (oojo) |
One-way from | $276 (Ovago) |
Popular in | June |
Cheapest in | April |
Average price | $805 |
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 November 10, 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
SeattlePhu Quoc
SEA Seattle/Tacoma Intl - PQC Phu Quoc Duong Dang
SEAPQC
Seattle/Tacoma Intl
Sun 2/28
8:40 am-7:50 am
2 stops32h 10m
Phu Quoc Duong Dang
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$389
SeattleNha Trang
SEA Seattle/Tacoma Intl - CXR Nha Trang Cam Ranh
SEACXR
Seattle/Tacoma Intl
Sun 2/14
8:40 am-9:20 am
2 stops33h 40m
Nha Trang Cam Ranh
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$409
SeattlePhu Quoc
SEA Seattle/Tacoma Intl - PQC Phu Quoc Duong Dang
SEAPQC
Seattle/Tacoma Intl
Sat 2/27
8:40 am-10:00 pm
2 stops46h 20m
Phu Quoc Duong Dang
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$413
SeattleHanoi
SEA Seattle/Tacoma Intl - HAN Hanoi Noibai
SEAHAN
Seattle/Tacoma Intl
Sun 11/29
9:30 pm-1:25 am
1 stop36h 55m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$425
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Tue 11/24
10:25 am-6:35 pm
1 stop41h 10m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$430
SeattleNha Trang
SEA Seattle/Tacoma Intl - CXR Nha Trang Cam Ranh
SEACXR
Seattle/Tacoma Intl
Sat 3/27
9:40 am-8:00 pm
2 stops44h 20m
Nha Trang Cam Ranh
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$432
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Wed 2/3
7:00 am-11:10 pm
2 stops25h 10m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$437
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Sun 3/7
5:30 pm-11:10 pm
3 stops38h 40m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$437
SeattleHo Chi Minh City
SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City
SEASGN
Seattle/Tacoma Intl
Mon 3/1
7:41 pm-11:10 pm
3 stops36h 29m
Ho Chi Minh City
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$437
SeattleHanoi
SEA Seattle/Tacoma Intl - HAN Hanoi Noibai
SEAHAN
Seattle/Tacoma Intl
Thu 11/26
12:30 pm-11:10 am
1 stop31h 40m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$443
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-DAD
SEA-SGN
SEA-HAN
SEA-CXR
SEA-PQC
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-DAD
SEA-SGN
SEA-HAN
SEA-CXR
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 $753). Flying from Seattle to Vietnam in December is currently the most expensive (average of $1,206). 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 November 10, 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
Comfort
8.8
Crew
9.1
Food
8.5
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Comfort
8.8
Crew
9.1
Food
8.5
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Comfort
8.8
Crew
9.1
Food
8.5
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Comfort
8.8
Crew
9.1
Food
8.5
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Comfort
8.8
Crew
9.1
Food
8.5
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.8
Comfort
8.8
Crew
9.1
Food
8.5
Entertainment
8.7
Boarding
8.8
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 November 10, 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 November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$400 | Average$881 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$460 | Average$819 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$515 | Average$740 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$602 | Average$785 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$610 | Average$1,150 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$610 | Average$917 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$614 | Average$871 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$616 | Average$815 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$633 | Average$812 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$651 | Average$816 | FlexibilityNo cancel fee | On-time69% |