$390+ Cheap flights from Seattle (SEA) to Hanoi (HAN)
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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HAN
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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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 Seattle to Hanoi
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to HanoiExplore the most affordable flight options available from Seattle to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Seattle to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
This oojo deal was found by Cheapflights users on 6/8. 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.
Tue 11/178:45 am
SEA
- HAN
1 stop39h 20m
Singapore Airlines
Tue 11/244:00 pm
HAN
- SEA
1 stop30h 10m
Singapore Airlines
Deal found 6/8![Singapore Airlines logo]()
$755
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 9/211:00 pm
SEA
- HAN
1 stop18h 35m
Delta
Tue 10/611:10 pm
HAN
- SEA
1 stop28h 04m
Delta
Deal found 6/6![Delta logo]()
$796
This Korean Air deal was found by Cheapflights users on 6/6. 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 9/2212:50 pm
SEA
- HAN
1 stop31h 45m
Korean Air
Thu 10/811:10 pm
HAN
- SEA
1 stop25h 30m
Korean Air
Deal found 6/6![Korean Air logo]()
$799
This Korean Air deal was found by Cheapflights users on 6/6. 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.
Mon 9/217:15 am
SEA
- HAN
2 stops24h 20m
Korean Air
Sat 10/1012:05 pm
HAN
- SEA
1 stop36h 35m
Korean Air
Deal found 6/6![Korean Air logo]()
$805
This Korean Air deal was found by Cheapflights users on 6/6. 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 9/2212:50 pm
SEA
- HAN
1 stop31h 45m
Korean Air
Mon 10/511:10 pm
HAN
- SEA
2 stops37h 01m
Korean Air
Deal found 6/6![Korean Air logo]()
$810
This Korean Air deal was found by Cheapflights users on 6/8. 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.
Fri 8/147:16 am
SEA
- HAN
2 stops37h 19m
Korean Air
Sun 9/2011:10 pm
HAN
- SEA
2 stops36h 41m
Korean Air
Deal found 6/8![Korean Air logo]()
$816
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 11/235:00 am
SEA
- HAN
2 stops27h 05m
United Airlines
Mon 12/712:25 am
HAN
- SEA
1 stop27h 55m
United Airlines
Deal found 6/9![United Airlines logo]()
$819
This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:10 am
SEA
- HAN
1 stop21h 00m
Asiana Airlines
Tue 12/11:30 pm
HAN
- SEA
1 stop15h 25m
Asiana Airlines
Deal found 6/9![Asiana Airlines logo]()
$820
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 11/236:29 am
SEA
- HAN
2 stops25h 36m
United Airlines
Wed 12/212:25 am
HAN
- SEA
2 stops30h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$821
Best flights from Seattle to HanoiDiscover carefully curated flight deals from Seattle to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Seattle to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Korean Air deal was found by Cheapflights users on 6/6. 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 9/2212:50 pm
SEA
- HAN
1 stop31h 45m
Korean Air
Sat 10/1012:05 pm
HAN
- SEA
2 stops42h 54m
Korean Air
Deal found 6/6![Korean Air logo]()
$810
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 11/235:00 am
SEA
- HAN
2 stops27h 05m
United Airlines
Tue 12/112:25 am
HAN
- SEA
1 stop27h 55m
United Airlines
Deal found 6/9![United Airlines logo]()
$819
This Korean Air deal was found by Cheapflights users on 6/6. 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 9/227:55 pm
SEA
- HAN
2 stops48h 40m
Korean Air
Fri 10/911:10 pm
HAN
- SEA
2 stops36h 44m
Korean Air
Deal found 6/6![Korean Air logo]()
$822
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 10/198:29 pm
SEA
- HAN
2 stops35h 46m
United Airlines
Sun 11/812:25 am
HAN
- SEA
2 stops36h 31m
United Airlines
Deal found 6/9![United Airlines logo]()
$827
This Korean Air deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:00 pm
SEA
- HAN
2 stops32h 10m
Korean Air
Tue 12/111:05 pm
HAN
- SEA
1 stop24h 55m
Korean Air
Deal found 6/10![Korean Air logo]()
$885
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Sun 10/117:11 am
SEA
- HAN
2 stops25h 04m
United Airlines
Tue 10/2712:25 am
HAN
- SEA
2 stops35h 31m
United Airlines
Deal found 6/7![United Airlines logo]()
$985
This Korean Air deal was found by Cheapflights users on 6/8. 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.
Sat 8/153:55 pm
SEA
- HAN
2 stops39h 40m
Korean Air
Wed 9/912:05 pm
HAN
- SEA
1 stop36h 35m
Korean Air
Deal found 6/8![Korean Air logo]()
$916
This Korean Air deal was found by Cheapflights users on 6/9. 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 11/111:00 am
SEA
- HAN
1 stop33h 10m
Korean Air
Thu 11/512:20 pm
HAN
- SEA
1 stop35h 40m
Korean Air
Deal found 6/9![Korean Air logo]()
$959
Last-minute flights from Seattle to HanoiDiscover last-minute flight deals from Seattle to Hanoi. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Hanoi. Data last updated June 10, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 6/5. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:20 pm
SEA
- HAN
2 stops28h 15m
Korean Air
Sat 7/1812:05 pm
HAN
- SEA
2 stops23h 44m
Korean Air
Deal found 6/5![Korean Air logo]()
$920
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:00 am
SEA
- HAN
2 stops26h 15m
United Airlines
Thu 8/611:35 pm
HAN
- SEA
2 stops36h 24m
United Airlines
Deal found 6/8![United Airlines logo]()
$881
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:29 am
SEA
- HAN
2 stops45h 46m
United Airlines
Thu 8/611:35 pm
HAN
- SEA
2 stops36h 24m
United Airlines
Deal found 6/8![United Airlines logo]()
$857
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:00 am
SEA
- HAN
2 stops27h 15m
United Airlines
Thu 8/611:35 pm
HAN
- SEA
2 stops36h 24m
United Airlines
Deal found 6/8![United Airlines logo]()
$851
This KAYAK deal was found by Cheapflights users on 6/8. 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.
Tue 7/218:45 am
SEA
- HAN
2 stops23h 30m
ANA
Mon 8/311:35 pm
HAN
- SEA
2 stops32h 57m
ANA
Deal found 6/8![ANA logo]()
$878
This KAYAK deal was found by Cheapflights users on 6/8. 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.
Tue 7/218:45 am
SEA
- HAN
2 stops23h 30m
ANA
Sun 7/2611:35 pm
HAN
- SEA
2 stops32h 57m
ANA
Deal found 6/8![ANA logo]()
$910
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/231:30 pm
SEA
- HAN
2 stops42h 45m
United Airlines
Thu 8/611:35 pm
HAN
- SEA
2 stops36h 24m
United Airlines
Deal found 6/8![United Airlines logo]()
$887
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:20 am
SEA
- HAN
2 stops37h 15m
Korean Air
Sat 8/811:10 pm
HAN
- SEA
1 stop25h 50m
Korean Air
Deal found 6/9![Korean Air logo]()
$954
One-way flights from Seattle to HanoiSearch for one-way flight options from Seattle to Hanoi. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Seattle to Hanoi. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Flightnetwork deal was found by Cheapflights users on 6/5. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:00 am
SEA
- HAN
1 stop19h 45m
Korean Air
Deal found 6/5![Korean Air logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:16 am
SEA
- HAN
2 stops24h 19m
Korean Air
Deal found 6/6![Korean Air logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:20 am
SEA
- HAN
2 stops23h 25m
Korean Air
Deal found 6/5![Korean Air logo]()
$406
This Delta deal was found by Cheapflights users on 6/8. 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.
Thu 9/101:00 pm
SEA
- HAN
1 stop18h 35m
Delta
Deal found 6/8![Delta logo]()
$407
This Korean Air deal was found by Cheapflights users on 6/5. 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.
Wed 10/2812:00 pm
SEA
- HAN
1 stop33h 10m
Korean Air
Deal found 6/5![Korean Air logo]()
$409
This Korean Air deal was found by Cheapflights users on 6/5. 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.
Fri 11/611:00 am
SEA
- HAN
1 stop19h 45m
Korean Air
Deal found 6/5![Korean Air logo]()
$410
This Korean Air deal was found by Cheapflights users on 6/8. 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 9/102:30 pm
SEA
- HAN
2 stops30h 05m
Korean Air
Deal found 6/8![Korean Air logo]()
$415
This FlightHub deal was found by Cheapflights users on 6/9. 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.
Wed 10/286:57 am
SEA
- HAN
2 stops26h 08m
ANA
Deal found 6/9![ANA logo]()
$416
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 10/198:46 am
SEA
- HAN
2 stops23h 29m
United Airlines
Deal found 6/9![United Airlines logo]()
$418
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:30 pm
SEA
- HAN
1 stop39h 45m
ANA
Deal found 6/8![ANA logo]()
$421
Find flight deals from Seattle to Hanoi
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hanoi (HAN). 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 June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $755 (oojo) |
One-way from | $390 (Flightnetwork) |
Popular in | December |
Cheapest in | September |
Average price | $988 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Hanoi 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 June 10, 2026.
Use the filters below to find and compare flights from Seattle to Hanoi that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Tue 9/22
12:50 pm-10:35 am
1 stop31h 45m
Hanoi Noibai
Sat 10/10
12:05 pm-4:59 pm
2 stops42h 54m
$810
Quickest round-trip
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Mon 11/23
5:00 am-11:05 pm
2 stops27h 05m
Hanoi Noibai
Tue 12/1
12:25 am-1:20 pm
1 stop27h 55m
$819
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Tue 9/22
7:55 pm-10:35 am
2 stops48h 40m
Hanoi Noibai
Fri 10/9
11:10 pm-9:54 pm
2 stops36h 44m
$822
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Mon 10/19
8:29 pm-10:15 pm
2 stops35h 46m
Hanoi Noibai
Sun 11/8
12:25 am-9:56 pm
2 stops36h 31m
$827
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Tue 11/17
12:00 pm-11:10 am
2 stops32h 10m
Hanoi Noibai
Tue 12/1
11:05 pm-9:00 am
1 stop24h 55m
$885
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Sat 8/15
3:55 pm-9:35 pm
2 stops39h 40m
Hanoi Noibai
Wed 9/9
12:05 pm-10:40 am
1 stop36h 35m
$916
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Sun 11/1
11:00 am-11:10 am
1 stop33h 10m
Hanoi Noibai
Thu 11/5
12:20 pm-9:00 am
1 stop35h 40m
$959
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Sun 10/11
7:11 am-10:15 pm
2 stops25h 04m
Hanoi Noibai
Tue 10/27
12:25 am-9:56 pm
2 stops35h 31m
$985
Cheapest one-way
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Thu 9/10
1:00 pm-10:35 am
1 stop31h 35m
$407
Quickest one-way
SeattleHanoi
SEA - HAN
SEAHAN
Seattle/Tacoma Intl
Thu 9/10
12:50 pm-9:35 pm
1 stop18h 45m
$409
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Seattle to Hanoi
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 Seattle to Hanoi in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Hanoi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Hanoi flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Hanoi 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 Seattle-Hanoi 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 Seattle to Hanoi
Have a flexible travel schedule? Discover the best time to fly to Hanoi from Seattle with our price prediction graph.
SEA-HAN
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 Hanoi
How far ahead should I book a flight from Seattle to Hanoi?
To ensure you get the cheapest price possible for a flight from Seattle to Hanoi, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Seattle to Hanoi?
Currently, September is the cheapest month in which you can book a flight from Seattle to Hanoi (average of $657). Flying from Seattle to Hanoi in December is currently the most expensive (average of $1,380). 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 much does it cost to fly round-trip from Seattle to Hanoi?
Reviews of airlines servicing Hanoi
Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated June 10, 2026.
Read reviews from past customers who have flown STARLUX Airlines,EVA Air, andKorean Air from Seattle to Hanoi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.9
Comfort
8.9
Crew
9.1
Food
8.6
Entertainment
8.8
Boarding
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Overall
8.9
Comfort
8.9
Crew
9.1
Food
8.6
Entertainment
8.8
Boarding
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Overall
8.9
Comfort
8.9
Crew
9.1
Food
8.6
Entertainment
8.8
Boarding
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Overall
8.9
Comfort
8.9
Crew
9.1
Food
8.6
Entertainment
8.8
Boarding
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Overall
8.9
Comfort
8.9
Crew
9.1
Food
8.6
Entertainment
8.8
Boarding
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Overall
8.9
Comfort
8.9
Crew
9.1
Food
8.6
Entertainment
8.8
Boarding
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
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Top 8 airlines flying from Seattle to Hanoi
Discover the top 8 airlines that operate flights from Seattle to Hanoi. 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$400 | Average$816 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$521 | Average$716 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$588 | Average$777 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$614 | Average$827 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$624 | Average$731 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$638 | Average$681 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$758 | Average$1,016 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$758 | Average$859 | FlexibilityNo cancel fee | On-timeN/A |