Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Kailua-Kona to Seattle from $109

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 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Kailua-Kona to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
11:35 pm - 7:27 am
KOA
-
SEA
5h 52mnonstop
Alaska Airlines Logo
5:58 pm - 10:30 pm
SEA
-
KOA
6h 32mnonstop
$217Alaska Airlines
Wed, Dec 24 - Fri, Jan 2
Delta Logo
9:55 pm - 5:43 am
KOA
-
SEA
5h 48mnonstop
Delta Logo
3:22 pm - 7:35 pm
SEA
-
KOA
6h 13mnonstop
$218Delta
Sat, Dec 27 - Sat, Jan 3
Delta Logo
9:55 pm - 5:43 am
KOA
-
SEA
5h 48mnonstop
Delta Logo
7:26 am - 6:30 pm
SEA
-
KOA
13h 04m1 stop
$228Delta
Wed, Dec 24 - Sat, Jan 3
Delta Logo
9:30 pm - 12:57 pm
KOA
-
SEA
13h 27m1 stop
Delta Logo
9:55 am - 6:30 pm
SEA
-
KOA
10h 35m1 stop
$237Delta
Wed, Jan 14 - Wed, Jan 21
Delta Logo
9:55 pm - 5:43 am
KOA
-
SEA
5h 48mnonstop
Delta Logo
3:22 pm - 7:35 pm
SEA
-
KOA
6h 13mnonstop
$238Delta
Fri, Dec 26 - Sun, Jan 4
Delta Logo
9:55 pm - 5:43 am
KOA
-
SEA
5h 48mnonstop
Delta Logo
7:26 am - 6:30 pm
SEA
-
KOA
13h 04m1 stop
$248Delta
Wed, Dec 24 - Sun, Jan 4
Alaska Airlines Logo
2:30 pm - 11:52 pm
KOA
-
SEA
7h 22m1 stop
Alaska Airlines Logo
5:58 pm - 10:30 pm
SEA
-
KOA
6h 32mnonstop
$253Alaska Airlines
Wed, Dec 24 - Fri, Jan 2
Delta Logo
9:55 pm - 5:43 am
KOA
-
SEA
5h 48mnonstop
Delta Logo
3:22 pm - 7:35 pm
SEA
-
KOA
6h 13mnonstop
$256Delta
Fri, Dec 26 - Sun, Jan 4
Southwest Logo
10:00 am - 9:50 pm
KOA
-
SEA
9h 50m1 stop
Southwest Logo
6:25 am - 1:15 pm
SEA
-
KOA
8h 50m1 stop
$264Southwest
Tue, Feb 3 - Tue, Mar 3
Delta Logo
9:55 pm - 5:43 am
KOA
-
SEA
5h 48mnonstop
Delta Logo
7:26 am - 6:30 pm
SEA
-
KOA
13h 04m1 stop
$266Delta
Fri, Dec 26 - Sat, Jan 3

Alaska Airlines flights from Kailua-Kona to Seattle

Our best Alaska Airlines deals on Kailua-Kona to Seattle flight tickets
Alaska Airlines
Dec 24
KOA11:35 pmKona Intl
5h 52m
SEA7:27 amSeattle/Tacoma Intl
Jan 2
SEA5:58 pmSeattle/Tacoma Intl
6h 32m
KOA10:30 pmKona Intl
$217
Find similar
Alaska Airlines
Dec 24
KOA2:30 pmKona Intl
7h 22m
1 stop
SEA11:52 pmSeattle/Tacoma Intl
Jan 2
SEA5:58 pmSeattle/Tacoma Intl
6h 32m
KOA10:30 pmKona Intl
$253
Find similar
Alaska Airlines
Dec 24
KOA11:35 pmKona Intl
5h 52m
SEA7:27 amSeattle/Tacoma Intl
Jan 5
SEA4:00 pmSeattle/Tacoma Intl
6h 30m
KOA8:30 pmKona Intl
$267
Find similar

Southwest flights from Kailua-Kona to Seattle

Our best Southwest deals on Kailua-Kona to Seattle flight tickets
Southwest
Feb 3
KOA10:00 amKona Intl
9h 50m
1 stop
SEA9:50 pmSeattle/Tacoma Intl
Mar 3
SEA6:25 amSeattle/Tacoma Intl
8h 50m
1 stop
KOA1:15 pmKona Intl
$264
Find similar
Southwest
Jan 14
KOA9:25 pmKona Intl
14h 40m
2 stops
SEA2:05 pmSeattle/Tacoma Intl
Jan 21
SEA6:25 amSeattle/Tacoma Intl
8h 50m
1 stop
KOA1:15 pmKona Intl
$289
Find similar
Southwest
Jan 15
KOA10:00 amKona Intl
11h 40m
2 stops
SEA11:40 pmSeattle/Tacoma Intl
Jan 19
SEA6:05 amSeattle/Tacoma Intl
9h 10m
1 stop
KOA1:15 pmKona Intl
$309
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 December 4, 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

Wed 12/24

11:35 pm-7:27 am

Nonstop5h 52m

Seattle/Tacoma Intl

Fri 1/2

5:58 pm-10:30 pm

Nonstop6h 32m

$217

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Sat 12/27

9:55 pm-5:43 am

Nonstop5h 48m

Seattle/Tacoma Intl

Sat 1/3

3:22 pm-7:35 pm

Nonstop6h 13m

$218

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Wed 12/24

9:55 pm-5:43 am

Nonstop5h 48m

Seattle/Tacoma Intl

Sat 1/3

7:26 am-6:30 pm

1 stop13h 04m

$228

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Wed 1/14

9:30 pm-12:57 pm

1 stop13h 27m

Seattle/Tacoma Intl

Wed 1/21

9:55 am-6:30 pm

1 stop10h 35m

$237

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 12/26

9:55 pm-5:43 am

Nonstop5h 48m

Seattle/Tacoma Intl

Sun 1/4

3:22 pm-7:35 pm

Nonstop6h 13m

$238

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Wed 12/24

9:55 pm-5:43 am

Nonstop5h 48m

Seattle/Tacoma Intl

Sun 1/4

7:26 am-6:30 pm

1 stop13h 04m

$248

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Wed 12/24

2:30 pm-11:52 pm

1 stop7h 22m

Seattle/Tacoma Intl

Fri 1/2

5:58 pm-10:30 pm

Nonstop6h 32m

$253

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 12/26

9:55 pm-5:43 am

Nonstop5h 48m

Seattle/Tacoma Intl

Sun 1/4

3:22 pm-7:35 pm

Nonstop6h 13m

$256

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Tue 2/3

10:00 am-9:50 pm

1 stop9h 50m

Seattle/Tacoma Intl

Tue 3/3

6:25 am-1:15 pm

1 stop8h 50m

$264

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 12/26

9:55 pm-5:43 am

Nonstop5h 48m

Seattle/Tacoma Intl

Sat 1/3

7:26 am-6:30 pm

1 stop13h 04m

$266

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $402. If you don’t want to visit Seattle in September, then you should wait until November to fly from Kailua-Kona, when ticket prices are also cheap, with an average price of $417.

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 Thursday. momondo users have found tickets for Thursday departures for as low as $517. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday 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 $593.

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

Flying to Seattle from Kailua-Kona in the evening is the least expensive time of day to depart. momondo users have found prices as low as $520 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $781. Departure times in the afternoon 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 $513 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?

You could potentially save up to 6% on your flight if you consider stops on a Kailua-Kona to Seattle flight.

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

As of December 2025, prices for Kailua-Kona to Seattle flights are approximately 16% 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

$248

Fastest flight time

5h 48m

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 $248. The best round-trip flight deal from Kailua-Kona to Seattle found on momondo in the last 72 hours is $372.
The fastest flight from Kailua-Kona to Seattle takes 5h 48m
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 48m 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
9,063 reviews
Search United Airlines flights
DeltaPriceFrom $257Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Alaska AirlinesPriceFrom $317Free CancellationRating
8.0
11,396 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $357Free CancellationRating
7.8
2,815 reviews
Search Hawaiian Airlines flights

  • Alaska Airlines Flights From Kailua-Kona to Seattle

    Alaska Airlines flies from Kailua-Kona to Seattle around 7 times per week, with 11,398 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Kailua-Kona to Seattle in the last 72 hours was $317 (round-trip), much lower than the average airfare cost of $557 for Alaska Airlines flights on this route.

  • Delta Flights From Kailua-Kona to Seattle

    Across 8,011 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Kailua-Kona to Seattle about 3 times each week, with ticket deals ranging from $257 to $485. 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
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Puyallup
Marysville
Tukwila
Redmond
Cle Elum
Federal Way
Lakewood
Fife
Centralia
Westport
Kirkland
Shoreline

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.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/3
Sat 1/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States