How does KAYAK find such low prices on flights from Seattle to Hainan?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Hainan. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Hainan?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Seattle to Hainan is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Seattle to Hainan?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Seattle to Hainan with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Hainan?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Seattle to Hainan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

Which cabin class options are there for flights between Seattle and Hainan?

There is only one cabin class option available for the route, which is Economy . Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Seattle to Hainan take?

The duration of a flight to Hainan depends on your arrival airport. The shortest route to Hainan from Seattle is to Sanya , which takes 38h 25m .

Cheap Flights from Seattle to Hainan

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Best Hainan Flight Deals from Seattle

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

Sanya3 stops$1,438

Cheap Flight Deals from Seattle to Hainan (SEA-CNHA)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Hainan that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

Last minute

Recent round-trip flight deals from Seattle to Hainan

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Seattle to Hainan.

Discover the best prices for you by selecting your travel dates on KAYAK.

Choose your dates

8:25 am - 1:30 pmSEA-SYX

38h 05m3 stops

9:45 pm - 4:10 pmSYX-SEA

33h 25m2 stops

$1,438

Find Deal

Sun, May 25 - Sun, Jun 1

8:25 am - 1:30 pmSEA-SYX

38h 05m3 stops

9:45 pm - 4:10 pmSYX-SEA

33h 25m2 stops

$1,456

Find Deal

Sun, May 25 - Sun, Jun 1

8:25 am - 1:30 pmSEA-SYX

38h 05m3 stops

10:05 pm - 4:10 pmSYX-SEA

33h 05m3 stops

$1,520

Find Deal

Sun, May 25 - Sun, Jun 1

1:10 am - 12:45 pmSEA-SYX

44h 35m2 stops

1:45 pm - 7:30 pmSYX-SEA

20h 45m2 stops

$1,521

Find Deal

Sat, May 24 - Sun, Jun 1

8:25 am - 1:30 pmSEA-SYX

38h 05m3 stops

10:05 pm - 4:10 pmSYX-SEA

33h 05m3 stops

$1,539

Find Deal

Sun, May 25 - Sun, Jun 1

1:10 am - 1:10 amSEA-SYX

33h 00m3 stops

9:45 pm - 4:10 pmSYX-SEA

33h 25m2 stops

$1,564

Find Deal

Sat, May 24 - Sun, Jun 1

1:10 am - 1:10 amSEA-SYX

33h 00m3 stops

10:05 pm - 4:10 pmSYX-SEA

33h 05m3 stops

$1,633

Find Deal

Sat, May 24 - Sun, Jun 1

10:00 am - 11:05 amSEA-SYX

34h 05m3 stops

10:05 pm - 4:10 pmSYX-SEA

33h 05m3 stops

$1,646

Find Deal

Sun, May 25 - Sun, Jun 1

11:45 am - 1:10 amSEA-SYX

22h 25m1 stop

6:40 am - 1:50 pmSYX-SEA

22h 10m1 stop

$25,952Delta

Find Deal

Sun, May 25 - Sun, Jun 1

10:55 pm - 1:10 amSEA-SYX

35h 15m2 stops

6:40 am - 1:50 pmSYX-SEA

22h 10m1 stop

$26,541Delta

Find Deal

Sun, May 25 - Sun, Jun 1

KAYAK's insights & trends for Seattle to Hainan flights

Get data-powered insights and trends into flights from Seattle to Hainan to help you find the cheapest flights, the best time to fly and much more.

Prices

The cheapest ticket to Hainan from Seattle found in the last 72 hours was to Haikou, at $890 round-trip. The most popular route is from Seattle (SEA) to Haikou (HAK), and the cheapest round-trip airline ticket found on this route in the last 72 hours was $890.

What is the cheapest time of day to fly to Hainan?

The cheapest time of day to fly to Hainan is generally in the morning, when round-trip flights cost $849 on average. The most expensive time of day to fly to Hainan is generally in the morning, which is peak travel time and where the average cost of a ticket is $849.

Find deals

Cheapest flight	$1,438

Flight from Seattle to Sanya

How does KAYAK find such low prices on flights from Seattle to Hainan?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Hainan.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Hainan?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Seattle to Hainan is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Seattle to Hainan?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Seattle to Hainan with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Hainan?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Seattle to Hainan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top airline flying from Seattle to Hainan

See real verified KAYAK customer reviews for airlines flying from Seattle to Hainan. Airline scores are aggregated from all reviews left by passengers on KAYAK after flying with an airline. KAYAK doesn’t show reviews that are older than 5 years. Learn how KAYAK collects reviews.

Need help choosing which airline to fly with from Seattle to Hainan? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.

8.1

Hainan AirlinesOverall score based on 37 reviews

8.1Comfort

7.7Entertainment

8.5Food

8.9Crew

8.5Boarding

Airline reviews

Hainan Airlines was amongst the best. It's sad to see her becoming just mediocre. I recommended her as outstanding. I won't recommend her again.

$1,438 Find Cheap Flights from Seattle to Hainan

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Hainan departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

KAYAK searches hundreds of travel sites at once for deals on flights to Hainan

Best Hainan Flight Deals from Seattle

Cheap Flight Deals from Seattle to Hainan (SEA-CNHA)

Recent round-trip flight deals from Seattle to Hainan

Recent last minute flight deals from Seattle to Hainan

KAYAK's insights & trends for Seattle to Hainan flights

Get data-powered insights and trends into flights from Seattle to Hainan to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Seattle to Hainan flight route?

The cheapest ticket to Hainan from Seattle found in the last 72 hours was to Haikou, at $890 round-trip. The most popular route is from Seattle (SEA) to Haikou (HAK), and the cheapest round-trip airline ticket found on this route in the last 72 hours was $890.

What is the cheapest time of day to fly to Hainan?

The cheapest time of day to fly to Hainan is generally in the morning, when round-trip flights cost $849 on average. The most expensive time of day to fly to Hainan is generally in the morning, which is peak travel time and where the average cost of a ticket is $849.

How long does a flight from Seattle to Hainan take?

The duration of a flight to Hainan depends on your arrival airport. The shortest route to Hainan from Seattle is to Sanya, which takes 38h 25m.

Which cabin class options are there for flights between Seattle and Hainan?

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Good to know

Cheapest flight

FAQs - booking Hainan flights

How does KAYAK find such low prices on flights from Seattle to Hainan?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Hainan?

What is the Hacker Fare option on flights from Seattle to Hainan?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Hainan?

Top airline flying from Seattle to Hainan

Everything you need to know for your flight from Seattle to Hainan

Information on your arrival and departure airports

Cabin class types available on flights to Hainan

Cabin classes available on flights to Hainan. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Hainan with a hotel stay or car rental

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights from other airports in Seattle to Hainan

Flights from all airports in Seattle to Hainan. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights to popular cities in Hainan