$424+ Cheap flights from Hanoi (HAN) to Seattle (SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — SEA
Mar 22 — Mar 291
1 adult, Economy
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Find cheap flights from Hanoi to Seattle 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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Hanoi to Seattle
Cheapest
Best
One-way
Cheapest flights from Hanoi to SeattleExplore the most affordable flight options available from Hanoi to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.
Explore the most affordable flight options available from Hanoi to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.
This FlightHub deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 5/311:25 pm
HAN
- SEA
1 stop15h 30m
Asiana Airlines
Tue 9/2912:55 am
SEA
- HAN
1 stop21h 20m
Asiana Airlines
Deal found 2/17![Asiana Airlines logo]()
$652
This Vliegwinkel deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:30 pm
HAN
- SEA
1 stop29h 25m
Asiana Airlines
Sun 4/1912:55 am
SEA
- HAN
1 stop21h 20m
Asiana Airlines
Deal found 2/17![Asiana Airlines logo]()
$689
This Asiana Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Sat 4/2511:30 pm
HAN
- SEA
1 stop29h 25m
Asiana Airlines
Fri 5/812:55 am
SEA
- HAN
1 stop21h 20m
Asiana Airlines
Deal found 2/17![Asiana Airlines logo]()
$765
This Expedia deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:10 pm
HAN
- SEA
1 stop28h 55m
Multiple Airlines
Mon 4/207:00 am
SEA
- HAN
2 stops24h 35m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$853
This oojo deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 5/3112:05 pm
HAN
- SEA
1 stop21h 25m
EVA Air
Wed 9/307:13 pm
SEA
- HAN
2 stops31h 37m
EVA Air
Deal found 2/17![EVA Air logo]()
$858
This China Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Sat 4/255:50 pm
HAN
- SEA
1 stop15h 25m
Multiple Airlines
Sat 5/97:04 pm
SEA
- HAN
2 stops25h 26m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$873
This Cathay Pacific deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Wed 4/110:55 am
HAN
- SEA
1 stop37h 10m
Cathay Pacific
Thu 4/3011:45 am
SEA
- HAN
1 stop32h 10m
Cathay Pacific
Deal found 2/17![Cathay Pacific logo]()
$878
This EVA Air deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:05 pm
HAN
- SEA
1 stop20h 45m
EVA Air
Sat 5/91:50 am
SEA
- HAN
1 stop19h 15m
EVA Air
Deal found 2/16![EVA Air logo]()
$890
This Trip.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:45 am
HAN
- SEA
1 stop32h 20m
Philippine Airlines
Wed 9/1611:10 pm
SEA
- HAN
1 stop35h 35m
Philippine Airlines
Deal found 2/19![Philippine Airlines logo]()
$892
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 8/129:35 am
HAN
- SEA
2 stops24h 30m
Multiple Airlines
Wed 9/1612:50 pm
SEA
- HAN
1 stop18h 45m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$928
Best flights from Hanoi to SeattleDiscover carefully curated flight deals from Hanoi to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.
Discover carefully curated flight deals from Hanoi to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.
This FlightHub deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 5/311:25 pm
HAN
- SEA
1 stop15h 30m
Asiana Airlines
Tue 9/2912:55 am
SEA
- HAN
1 stop21h 20m
Asiana Airlines
Deal found 2/17![Asiana Airlines logo]()
$652
This oojo deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 5/3112:05 pm
HAN
- SEA
1 stop21h 25m
EVA Air
Wed 9/307:13 pm
SEA
- HAN
2 stops31h 37m
EVA Air
Deal found 2/17![EVA Air logo]()
$858
This China Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Sat 4/255:50 pm
HAN
- SEA
1 stop15h 25m
Multiple Airlines
Sat 5/97:04 pm
SEA
- HAN
2 stops25h 26m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$873
This Cathay Pacific deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Wed 4/110:55 am
HAN
- SEA
1 stop37h 10m
Cathay Pacific
Thu 4/3011:45 am
SEA
- HAN
1 stop32h 10m
Cathay Pacific
Deal found 2/17![Cathay Pacific logo]()
$878
This Trip.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:45 am
HAN
- SEA
1 stop32h 20m
Philippine Airlines
Wed 9/1611:10 pm
SEA
- HAN
1 stop35h 35m
Philippine Airlines
Deal found 2/19![Philippine Airlines logo]()
$892
This Asiana Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Sat 4/2511:30 pm
HAN
- SEA
1 stop29h 25m
Asiana Airlines
Fri 5/812:55 am
SEA
- HAN
1 stop21h 20m
Asiana Airlines
Deal found 2/17![Asiana Airlines logo]()
$765
This EVA Air deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:05 pm
HAN
- SEA
1 stop21h 25m
EVA Air
Sat 5/912:50 am
SEA
- HAN
1 stop26h 00m
EVA Air
Deal found 2/15![EVA Air logo]()
$890
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 8/129:35 am
HAN
- SEA
2 stops24h 30m
Multiple Airlines
Wed 9/1612:50 pm
SEA
- HAN
1 stop18h 45m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$928
One-way flights from Hanoi to SeattleSearch for one-way flight options from Hanoi to Seattle. Find affordable one-way fares based on user searches. Data last updated February 20, 2026.
Search for one-way flight options from Hanoi to Seattle. Find affordable one-way fares based on user searches. Data last updated February 20, 2026.
This Ovago deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 4/86:25 pm
HAN
- SEA
1 stop28h 40m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$424
This Trip.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/258:40 pm
HAN
- SEA
1 stop26h 25m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/243:40 pm
HAN
- SEA
2 stops39h 29m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$438
This Trip.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/118:40 pm
HAN
- SEA
1 stop26h 25m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$441
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/71:25 pm
HAN
- SEA
1 stop15h 30m
Asiana Airlines
Deal found 2/19![Asiana Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/179:55 pm
HAN
- SEA
2 stops35h 45m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:40 pm
HAN
- SEA
2 stops43h 02m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$453
This FlightHub deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/201:30 pm
HAN
- SEA
1 stop15h 25m
Asiana Airlines
Deal found 2/16![Asiana Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/123:40 pm
HAN
- SEA
2 stops39h 29m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/157:45 pm
HAN
- SEA
3 stops51h 02m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$468
Find flight deals from Hanoi to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $652 (FlightHub) |
One-way from | $424 (Ovago) |
Popular in | January |
Cheapest in | February |
Average price | $758 |
Cheapflights Fare Finder
Customize your flight search to find flights from Hanoi to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2026.
Use the filters below to find and compare flights from Hanoi to Seattle that are best for you.
Fly from
Hanoi
Fly to
Seattle
Route
Depart
Return
Price
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Sun 5/31
1:25 pm-2:55 pm
1 stop15h 30m
Seattle/Tacoma Intl
Tue 9/29
12:55 am-12:15 pm
1 stop21h 20m
$652
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Sat 4/25
11:30 pm-2:55 pm
1 stop29h 25m
Seattle/Tacoma Intl
Fri 5/8
12:55 am-12:15 pm
1 stop21h 20m
$765
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Sun 5/31
12:05 pm-7:30 pm
1 stop21h 25m
Seattle/Tacoma Intl
Wed 9/30
7:13 pm-4:50 pm
2 stops31h 37m
$858
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Sat 4/25
5:50 pm-7:15 pm
1 stop15h 25m
Seattle/Tacoma Intl
Sat 5/9
7:04 pm-10:30 am
2 stops25h 26m
$873
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Wed 4/1
10:55 am-10:05 am
1 stop37h 10m
Seattle/Tacoma Intl
Thu 4/30
11:45 am-9:55 am
1 stop32h 10m
$878
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Thu 5/7
12:05 pm-7:30 pm
1 stop21h 25m
Seattle/Tacoma Intl
Sat 5/9
12:50 am-4:50 pm
1 stop26h 00m
$890
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Tue 8/11
1:45 am-8:05 pm
1 stop32h 20m
Seattle/Tacoma Intl
Wed 9/16
11:10 pm-12:45 am
1 stop35h 35m
$892
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Wed 8/12
9:35 am-8:05 pm
2 stops24h 30m
Seattle/Tacoma Intl
Wed 9/16
12:50 pm-9:35 pm
1 stop18h 45m
$928
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Wed 4/8
6:25 pm-9:05 am
1 stop28h 40m
$424
HanoiSeattle
HAN - SEA
HANSEA
Hanoi Noibai
Wed 3/25
8:40 pm-9:05 am
1 stop26h 25m
$435
Showing 1-10 of 17 results
Compare providers for flights from Hanoi to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hanoi to Seattle in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Hanoi-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hanoi-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hanoi-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Hanoi to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Hanoi with our price prediction graph.
HAN-SEA
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.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated February 20, 2026.
Get a feel of what it's like to fly with EVA Air and China Airlines from Hanoi to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.0
Boarding
8.4
Crew
8.6
Food
8.1
Comfort
8.3
Overall
8.4
Reviews
1 / 20
8.0
ExcellentJolene,Jan 2026
SGN - TPE
Entertainment
8.0
Boarding
8.4
Crew
8.6
Food
8.1
Comfort
8.3
Overall
8.4
Reviews
1 / 20
8.0
ExcellentJolene,Jan 2026
SGN - TPE
Entertainment
8.0
Boarding
8.4
Crew
8.6
Food
8.1
Comfort
8.3
Overall
8.4
Reviews
1 / 20
8.0
ExcellentJolene,Jan 2026
SGN - TPE
Related info for your journey
Find useful and relevant information for your journey from Hanoi to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
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Complete your trip
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Hanoi and Seattle flights
Browse other Hanoi and Seattle flight options. Last updated on February 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 20, 2026.
Top 2 airlines flying from Hanoi to Seattle
Discover the top 2 airlines that operate flights from Hanoi to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$794 | Average$870 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$813 | Average$936 | FlexibilityNo cancel fee | On-time74% |