When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport are refreshed on a daily basis.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport.

What documentation or ID do you need to fly to Haiphong Catbi Airport?

The necessary travel and health documents for your Haiphong Catbi Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,067 Cheap Flights from Seattle to Haiphong in 2026

Find the cheapest flights from Seattle to Haiphong

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:30 am - 9:40 amSEA Seattle/Tacoma Intl-HPH Haiphong Catbi

42h 10m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City

8:35 pm - 7:00 pmHPH Haiphong Catbi-SEA Seattle/Tacoma Intl

36h 25m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

$1,067Multiple Airlines

Thu, Sep 17 - Fri, Sep 25

1:15 am - 10:15 pmSEA Seattle/Tacoma Intl-HPH Haiphong Catbi

31h 00m3 stops Taipei City Taiwan Taoyuan Intl Da Nang Ho Chi Minh City

5:45 pm - 10:40 amHPH Haiphong Catbi-SEA Seattle/Tacoma Intl

30h 55m2 stops Ho Chi Minh City Incheon Intl

$1,168Multiple Airlines

Thu, Sep 17 - Fri, Sep 25

1:30 am - 7:55 pmSEA Seattle/Tacoma Intl-HPH Haiphong Catbi

28h 25m3 stops Taipei City Taiwan Taoyuan Intl Da Nang Can Tho

11:20 am - 7:40 pmHPH Haiphong Catbi-SEA Seattle/Tacoma Intl

22h 20m3 stops Da Nang Hanoi Noibai Taipei City Taiwan Taoyuan Intl

$1,344Multiple Airlines

Thu, Sep 17 - Fri, Sep 25

12:10 am - 9:55 amSEA Seattle/Tacoma Intl-HPH Haiphong Catbi

19h 45m1 stop Incheon Intl

8:00 am - 3:15 pmHPH Haiphong Catbi-SEA Seattle/Tacoma Intl

21h 15m2 stops Ho Chi Minh City Incheon Intl

$1,607Multiple Airlines

Thu, Sep 17 - Fri, Sep 25

12:10 am - 9:55 amSEA Seattle/Tacoma Intl-HPH Haiphong Catbi

19h 45m1 stop Incheon Intl

11:55 pm - 1:40 pmHPH Haiphong Catbi-SEA Seattle/Tacoma Intl

27h 45m1 stop Incheon Intl

$2,246Multiple Airlines

Thu, Sep 17 - Fri, Sep 25

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Thu 9/17

1:30 am-9:40 am

2 stops42h 10m

Haiphong Catbi

Fri 9/25

8:35 pm-7:00 pm

2 stops36h 25m

$1,067

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Thu 9/17

1:15 am-10:15 pm

3 stops31h 00m

Haiphong Catbi

Fri 9/25

5:45 pm-10:40 am

2 stops30h 55m

$1,168

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Thu 9/17

1:30 am-7:55 pm

3 stops28h 25m

Haiphong Catbi

Fri 9/25

11:20 am-7:40 pm

3 stops22h 20m

$1,344

Quickest round-trip

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Thu 9/17

12:10 am-9:55 am

1 stop19h 45m

Haiphong Catbi

Fri 9/25

8:00 am-3:15 pm

2 stops21h 15m

$1,607

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Thu 9/17

12:10 am-9:55 am

1 stop19h 45m

Haiphong Catbi

Fri 9/25

11:55 pm-1:40 pm

1 stop27h 45m

$2,246

Cheapest one-way

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Sat 9/12

8:10 pm-10:50 am

3 stops48h 40m

$1,123

Quickest one-way

SeattleHaiphong

SEA Seattle/Tacoma Intl - HPH Haiphong Catbi

SEAHPH

Seattle/Tacoma Intl

Sat 9/12

3:45 pm-9:40 am

2 stops27h 55m

$1,171

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Haiphong

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Haiphong?

Asiana Airlines, EVA Air and China Airlines are the top three most popular airlines that fly to Haiphong from Seattle according to our data. Asiana Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Haiphong. Keep in mind that there are 8 different airlines that fly to Haiphong on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Haiphong

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Haiphong according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Haiphong (SEA to HPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Haiphong

Fastest flight time	37h 35m
Direct flights	None

The fastest flight from Seattle to Haiphong takes 37h 35m

There are no direct flights from Seattle to Haiphong. There are no popular flight routes from Seattle to Haiphong.

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Frequently asked questions about flying from Seattle to Haiphong

How far is Seattle/Tacoma Intl to Haiphong Catbi by plane?
Haiphong Catbi is 6809.7 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 37h 35m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Haiphong Catbi Airport.
What documentation or ID do you need to fly to Haiphong Catbi Airport?
The necessary travel and health documents for your Haiphong Catbi Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Haiphong?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Haiphong from Seattle.

Can I find flights from Seattle to Haiphong with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Haiphong flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Haiphong?

Once all potential Seattle to Haiphong flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Haiphong right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Haiphong now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Haiphong and let you know when they change.