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Cheap flights from Kailua-Kona to Seattle from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kailua-Kona to Seattle departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Kailua-Kona to Seattle

Cheap round-trip flights

Delta Logo
9:30 pm - 6:32 amKOA-SEA
6h 02mnonstop
Delta Logo
12:45 pm - 7:23 pmSEA-KOA
9h 38m1 stop
$248Delta
Find Deal
Tue, Oct 14 - Tue, Oct 21
Delta Logo
9:30 pm - 6:32 amKOA-SEA
6h 02mnonstop
Delta Logo
2:20 pm - 5:30 pmSEA-KOA
6h 10mnonstop
$278Delta
Find Deal
Tue, Oct 14 - Tue, Oct 21
United Airlines Logo
10:00 pm - 12:02 pmKOA-SEA
11h 02m1 stop
United Airlines Logo
5:00 am - 11:56 amSEA-KOA
9h 56m1 stop
$321United Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Alaska Airlines Logo
9:20 pm - 6:14 amKOA-SEA
5h 54mnonstop
Alaska Airlines Logo
6:24 pm - 11:42 amSEA-KOA
20h 18m1 stop
$323Alaska Airlines
Find Deal
Thu, Oct 16 - Wed, Oct 22
Southwest Logo
10:00 am - 9:50 pmKOA-SEA
9h 50m1 stop
Southwest Logo
5:50 am - 12:45 pmSEA-KOA
8h 55m1 stop
$327Southwest
Find Deal
Mon, Nov 3 - Fri, Nov 14
Alaska Airlines Logo
6:30 pm - 7:00 amKOA-SEA
9h 30m1 stop
Alaska Airlines Logo
8:45 pm - 6:28 amSEA-KOA
12h 43m1 stop
$328Alaska Airlines
Find Deal
Thu, Oct 16 - Wed, Oct 22
United Airlines Logo
2:40 pm - 12:59 amKOA-SEA
8h 19m1 stop
United Airlines Logo
5:30 am - 1:06 pmSEA-KOA
9h 36m1 stop
$357United Airlines
Find Deal
Fri, Nov 7 - Sat, Nov 15
Southwest Logo
10:00 am - 9:50 pmKOA-SEA
9h 50m1 stop
Southwest Logo
5:50 am - 6:10 pmSEA-KOA
14h 20m2 stops
$402Southwest
Find Deal
Mon, Nov 3 - Fri, Nov 14
Hawaiian Airlines Logo
9:20 pm - 6:14 amKOA-SEA
5h 54mnonstop
Hawaiian Airlines Logo
6:35 pm - 9:40 pmSEA-KOA
6h 05mnonstop
$498Hawaiian Airlines
Find Deal
Mon, Oct 6 - Sat, Oct 11
Hawaiian Airlines Logo
11:47 am - 8:42 pmKOA-SEA
5h 55mnonstop
Hawaiian Airlines Logo
6:35 pm - 9:40 pmSEA-KOA
6h 05mnonstop
$528Hawaiian Airlines
Find Deal
Fri, Oct 3 - Wed, Oct 8

Alaska Airlines flights from Kailua-Kona to Seattle

Our best Alaska Airlines deals on Kailua-Kona to Seattle flight tickets
Alaska Airlines
Oct 16
KOA9:20 pmKona Intl
5h 54m
SEA6:14 amSeattle/Tacoma Intl
Oct 22
SEA6:24 pmSeattle/Tacoma Intl
20h 18m
1 stop
KOA11:42 amKona Intl
$323
Find similar
Alaska Airlines
Oct 16
KOA6:30 pmKona Intl
9h 30m
1 stop
SEA7:00 amSeattle/Tacoma Intl
Oct 22
SEA8:45 pmSeattle/Tacoma Intl
12h 43m
1 stop
KOA6:28 amKona Intl
$328
Find similar
Alaska Airlines
Nov 3
KOA12:28 pmKona Intl
7h 29m
1 stop
SEA9:57 pmSeattle/Tacoma Intl
Nov 14
SEA1:20 pmSeattle/Tacoma Intl
6h 24m
KOA5:44 pmKona Intl
$353
Find similar

Delta flights from Kailua-Kona to Seattle

Our best Delta deals on Kailua-Kona to Seattle flight tickets
Delta
Oct 14
KOA9:30 pmKona Intl
6h 02m
SEA6:32 amSeattle/Tacoma Intl
Oct 21
SEA12:45 pmSeattle/Tacoma Intl
9h 38m
1 stop
KOA7:23 pmKona Intl
$248
Find similar
Delta
Oct 14
KOA9:30 pmKona Intl
6h 02m
SEA6:32 amSeattle/Tacoma Intl
Oct 21
SEA2:20 pmSeattle/Tacoma Intl
6h 10m
KOA5:30 pmKona Intl
$278
Find similar
Delta
Oct 16
KOA9:30 pmKona Intl
6h 02m
SEA6:32 amSeattle/Tacoma Intl
Oct 22
SEA2:20 pmSeattle/Tacoma Intl
6h 10m
KOA5:30 pmKona Intl
$318
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kailua-Kona 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Kailua-Kona to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Tue 10/14

9:30 pm-6:32 am

Nonstop6h 02m

Seattle/Tacoma Intl

Tue 10/21

12:45 pm-7:23 pm

1 stop9h 38m

$248

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Tue 10/14

9:30 pm-6:32 am

Nonstop6h 02m

Seattle/Tacoma Intl

Tue 10/21

2:20 pm-5:30 pm

Nonstop6h 10m

$278

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Tue 10/14

10:00 pm-12:02 pm

1 stop11h 02m

Seattle/Tacoma Intl

Tue 10/21

5:00 am-11:56 am

1 stop9h 56m

$321

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Thu 10/16

9:20 pm-6:14 am

Nonstop5h 54m

Seattle/Tacoma Intl

Wed 10/22

6:24 pm-11:42 am

1 stop20h 18m

$323

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/3

10:00 am-9:50 pm

1 stop9h 50m

Seattle/Tacoma Intl

Fri 11/14

5:50 am-12:45 pm

1 stop8h 55m

$327

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Thu 10/16

6:30 pm-7:00 am

1 stop9h 30m

Seattle/Tacoma Intl

Wed 10/22

8:45 pm-6:28 am

1 stop12h 43m

$328

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 11/7

2:40 pm-12:59 am

1 stop8h 19m

Seattle/Tacoma Intl

Sat 11/15

5:30 am-1:06 pm

1 stop9h 36m

$357

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/3

10:00 am-9:50 pm

1 stop9h 50m

Seattle/Tacoma Intl

Fri 11/14

5:50 am-6:10 pm

2 stops14h 20m

$402

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 10/6

9:20 pm-6:14 am

Nonstop5h 54m

Seattle/Tacoma Intl

Sat 10/11

6:35 pm-9:40 pm

Nonstop6h 05m

$498

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 10/3

11:47 am-8:42 pm

Nonstop5h 55m

Seattle/Tacoma Intl

Wed 10/8

6:35 pm-9:40 pm

Nonstop6h 05m

$528

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Kailua-Kona to Seattle

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 is the typical price of a round-trip flight between Kailua-Kona and Seattle?

What is the cheapest month to fly to Seattle?

In general, September is the cheapest month to fly from Kailua-Kona to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $387. If you don’t want to visit Seattle in September, then you should wait until January to fly from Kailua-Kona, when ticket prices are also cheap, with an average price of $424.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Kailua-Kona is on a Sunday. momondo users have found tickets for Sunday departures for as low as $541. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Kailua-Kona because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $603.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Kailua-Kona in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $498 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $612. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Kona Intl to Seattle/Tacoma Intl flight route?

Fly from Kona Intl to Seattle/Tacoma Intl for the best Kona Intl - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Kailua-Kona when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $514 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Kailua-Kona for as low as $384 on momondo.

What cabin class options are available on Kona Intl to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Kona Intl to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kailua-Kona to Seattle flights?

No. A direct flight is the cheapest option for a flight between Kailua-Kona to Seattle.

How have Kailua-Kona to Seattle flight prices changed over time?

As of September 2025, prices for Kailua-Kona to Seattle flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from Kailua-Kona to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Kailua-Kona to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kailua-Kona to Seattle (KOA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kailua-Kona to Seattle

Best Price Found

$244

Fastest flight time

5h 49m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Kailua-Kona in the past 72 hours is $244. The best round-trip flight deal from Kailua-Kona to Seattle found on momondo in the last 72 hours is $389.
The fastest flight from Kailua-Kona to Seattle takes 5h 49m
Direct flights go from Kailua-Kona to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • How far is Kona Intl to Seattle/Tacoma Intl by plane?

    There are 2695.1 mi between Kona Intl and Seattle/Tacoma Intl. 5h 54m is a normal flight duration for this route.

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

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

  • How many operators does momondo search for flights from Kona Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Kona Intl Airport to Seattle/Tacoma Intl 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 Kona Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Kailua-Kona to Seattle?

  • What is the most popular airline from Kailua-Kona to Seattle?

Best airlines flying from Kailua-Kona to Seattle

Compare and see reviews for airlines that fly from Kailua-Kona to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $255Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $299Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $334Free CancellationRating
7.8
2,729 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $337Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Kailua-Kona to Seattle

    Alaska Airlines flies from Kailua-Kona to Seattle around 10 times per week, with 10,000 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Kailua-Kona to Seattle in the last 72 hours was $337 (round-trip), much lower than the average airfare cost of $558 for Alaska Airlines flights on this route.

  • Delta Flights From Kailua-Kona to Seattle

    Across 7,961 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Kailua-Kona to Seattle about 8 times each week, with ticket deals ranging from $299 to $474. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Kirkland
Tukwila
Shoreline
Lakewood
Centralia
Fife
Cle Elum
Redmond
Westport

Why use momondo?

Why should I use momondo to find a flight deal from Kailua-Kona to Seattle?

It is quick and easy to find Kailua-Kona to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Kailua-Kona to Seattle with flexible booking policies on momondo?

All flight searches from Kailua-Kona to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Kailua-Kona to Seattle?

Once you have performed a search for Kailua-Kona to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Seattle from Kailua-Kona are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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