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Cheap flights from Kailua-Kona to Seattle from $139

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 12/3. 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

Enter your travel dates to find the best prices.
United Airlines Logo
10:55 pm - 11:19 amKOA-SEA
10h 24m1 stop
United Airlines Logo
12:45 pm - 7:50 pmSEA-KOA
10h 05m1 stop
$277United Airlines
Find Deal
Wed, Mar 4 - Tue, Mar 10
Delta Logo
8:30 pm - 4:22 amKOA-SEA
5h 52mnonstop
Delta Logo
2:00 pm - 6:13 pmSEA-KOA
6h 13mnonstop
$278Delta
Find Deal
Mon, Nov 24 - Mon, Dec 1
Alaska Airlines Logo
6:02 pm - 5:15 amKOA-SEA
9h 13m1 stop
Alaska Airlines Logo
6:15 pm - 9:35 pmSEA-KOA
6h 20mnonstop
$283Alaska Airlines
Find Deal
Wed, Mar 4 - Tue, Mar 10
Alaska Airlines Logo
9:10 pm - 5:05 amKOA-SEA
5h 55mnonstop
Alaska Airlines Logo
8:11 pm - 12:05 pmSEA-KOA
17h 54m1 stop
$288Alaska Airlines
Find Deal
Wed, Dec 17 - Mon, Jan 5
Hawaiian Airlines Logo
7:50 pm - 5:15 amKOA-SEA
7h 25m1 stop
Hawaiian Airlines Logo
8:14 am - 12:40 pmSEA-KOA
6h 26mnonstop
$305Hawaiian Airlines
Find Deal
Mon, Nov 24 - Mon, Dec 1
American Airlines Logo
9:45 pm - 10:55 amKOA-SEA
11h 10m1 stop
American Airlines Logo
7:00 am - 3:45 pmSEA-KOA
10h 45m1 stop
$307American Airlines
Find Deal
Fri, Dec 5 - Tue, Dec 9
Hawaiian Airlines Logo
7:50 pm - 5:15 amKOA-SEA
7h 25m1 stop
Hawaiian Airlines Logo
5:55 pm - 6:27 amSEA-KOA
14h 32m1 stop
$366Hawaiian Airlines
Find Deal
Mon, Nov 24 - Mon, Dec 1
Southwest Logo
6:55 pm - 11:20 amKOA-SEA
14h 25m2 stops
Southwest Logo
6:15 am - 12:45 pmSEA-KOA
8h 30m1 stop
$410Southwest
Find Deal
Fri, Dec 5 - Mon, Dec 8
Southwest Logo
9:15 pm - 11:35 amKOA-SEA
12h 20m2 stops
Southwest Logo
5:20 am - 2:45 pmSEA-KOA
11h 25m2 stops
$416Southwest
Find Deal
Mon, Nov 24 - Mon, Dec 1
American Airlines Logo
9:35 pm - 10:53 amKOA-SEA
11h 18m1 stop
American Airlines Logo
6:30 am - 4:47 pmSEA-KOA
12h 17m1 stop
$587American Airlines
Find Deal
Mon, Nov 17 - Thu, Nov 20

United Airlines flights from Kailua-Kona to Seattle

Our best United Airlines deals on Kailua-Kona to Seattle flight tickets
United Airlines
Mar 4
KOA10:55 pmKona Intl
10h 24m
1 stop
SEA11:19 amSeattle/Tacoma Intl
Mar 10
SEA12:45 pmSeattle/Tacoma Intl
10h 05m
1 stop
KOA7:50 pmKona Intl
$277
Find similar
United Airlines
Mar 4
KOA10:55 pmKona Intl
10h 24m
1 stop
SEA11:19 amSeattle/Tacoma Intl
Mar 10
SEA6:20 amSeattle/Tacoma Intl
16h 30m
2 stops
KOA7:50 pmKona Intl
$382
Find similar
United Airlines
Nov 13
KOA2:40 pmKona Intl
8h 19m
1 stop
SEA12:59 amSeattle/Tacoma Intl
Nov 17
SEA5:30 amSeattle/Tacoma Intl
9h 36m
1 stop
KOA1:06 pmKona Intl
$417
Find similar

Delta flights from Kailua-Kona to Seattle

Our best Delta deals on Kailua-Kona to Seattle flight tickets
Delta
Nov 24
KOA8:30 pmKona Intl
5h 52m
SEA4:22 amSeattle/Tacoma Intl
Dec 1
SEA2:00 pmSeattle/Tacoma Intl
6h 13m
KOA6:13 pmKona Intl
$278
Find similar
Delta
Dec 5
KOA8:43 pmKona Intl
5h 48m
SEA4:31 amSeattle/Tacoma Intl
Dec 9
SEA2:00 pmSeattle/Tacoma Intl
6h 20m
KOA6:20 pmKona Intl
$308
Find similar
Delta
Feb 12
KOA8:59 pmKona Intl
5h 50m
SEA4:49 amSeattle/Tacoma Intl
Feb 16
SEA3:15 pmSeattle/Tacoma Intl
6h 19m
KOA7:34 pmKona Intl
$330
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 November 3, 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 3/4

10:55 pm-11:19 am

1 stop10h 24m

Seattle/Tacoma Intl

Tue 3/10

12:45 pm-7:50 pm

1 stop10h 05m

$277

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/24

8:30 pm-4:22 am

Nonstop5h 52m

Seattle/Tacoma Intl

Mon 12/1

2:00 pm-6:13 pm

Nonstop6h 13m

$278

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Wed 3/4

6:02 pm-5:15 am

1 stop9h 13m

Seattle/Tacoma Intl

Tue 3/10

6:15 pm-9:35 pm

Nonstop6h 20m

$283

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Wed 12/17

9:10 pm-5:05 am

Nonstop5h 55m

Seattle/Tacoma Intl

Mon 1/5

8:11 pm-12:05 pm

1 stop17h 54m

$288

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/24

7:50 pm-5:15 am

1 stop7h 25m

Seattle/Tacoma Intl

Mon 12/1

8:14 am-12:40 pm

Nonstop6h 26m

$305

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 12/5

9:45 pm-10:55 am

1 stop11h 10m

Seattle/Tacoma Intl

Tue 12/9

7:00 am-3:45 pm

1 stop10h 45m

$307

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/24

7:50 pm-5:15 am

1 stop7h 25m

Seattle/Tacoma Intl

Mon 12/1

5:55 pm-6:27 am

1 stop14h 32m

$366

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Fri 12/5

6:55 pm-11:20 am

2 stops14h 25m

Seattle/Tacoma Intl

Mon 12/8

6:15 am-12:45 pm

1 stop8h 30m

$410

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/24

9:15 pm-11:35 am

2 stops12h 20m

Seattle/Tacoma Intl

Mon 12/1

5:20 am-2:45 pm

2 stops11h 25m

$416

Kailua-KonaSeattle

KOA - SEA

KOASEA

Kona Intl

Mon 11/17

9:35 pm-10:53 am

1 stop11h 18m

Seattle/Tacoma Intl

Thu 11/20

6:30 am-4:47 pm

1 stop12h 17m

$587

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 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 $428.

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 $542. 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 $594.

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 $528 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $766. 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 $518 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.

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

As of November 2025, prices for Kailua-Kona to Seattle flights are approximately 18% 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

$231

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 $231. The best round-trip flight deal from Kailua-Kona to Seattle found on momondo in the last 72 hours is $380.
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
8,997 reviews
Search United Airlines flights
DeltaPriceFrom $257Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Alaska AirlinesPriceFrom $336Free CancellationRating
8.0
11,235 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $357Free CancellationRating
7.8
2,799 reviews
Search Hawaiian Airlines flights

  • Alaska Airlines Flights From Kailua-Kona to Seattle

    Alaska Airlines flies from Kailua-Kona to Seattle around 6 times per week, with 11,235 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Kailua-Kona to Seattle in the last 72 hours was $336 (round-trip), much lower than the average airfare cost of $575 for Alaska Airlines flights on this route.

  • Delta Flights From Kailua-Kona to Seattle

    Across 8,001 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Kailua-Kona to Seattle about 7 times each week, with ticket deals ranging from $257 to $484. 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
Redmond
Tukwila
Federal Way
Lakewood
Cle Elum
Fife
Centralia
Kirkland
Shoreline
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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