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Cheap flights from Jacksonville to Seattle from $116

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to Seattle departing on 2/23. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:56 pm - 8:51 am
JAX
-
SEA
39h 55m
2 stops
Frontier Logo
5:31 pm - 2:33 pm
SEA
-
JAX
18h 02m
2 stops
$337Frontier
Sat, Feb 28 - Sat, Mar 7
Multiple Airlines Logo
6:08 pm - 9:27 am
JAX
-
SEA
18h 19m
2 stops
Multiple Airlines Logo
10:42 am - 8:23 pm
SEA
-
JAX
30h 41m
1 stop
$343Multiple Airlines
Thu, Apr 30 - Sat, May 9
Multiple Airlines Logo
6:08 pm - 9:27 am
JAX
-
SEA
18h 19m
2 stops
Multiple Airlines Logo
10:42 am - 8:23 pm
SEA
-
JAX
30h 41m
1 stop
$349Multiple Airlines
Thu, Apr 30 - Sat, May 9
American Airlines Logo
6:00 am - 12:51 pm
JAX
-
SEA
9h 51m
1 stop
American Airlines Logo
7:15 am - 11:09 pm
SEA
-
JAX
12h 54m
1 stop
$357American Airlines
Sat, Feb 28 - Sat, Mar 7
Multiple Airlines Logo
9:39 am - 4:22 pm
JAX
-
SEA
9h 43m
1 stop
Multiple Airlines Logo
5:31 pm - 2:33 pm
SEA
-
JAX
18h 02m
2 stops
$372Multiple Airlines
Sat, Feb 28 - Sat, Mar 7
Multiple Airlines Logo
9:39 am - 4:22 pm
JAX
-
SEA
9h 43m
1 stop
Multiple Airlines Logo
5:31 pm - 2:33 pm
SEA
-
JAX
18h 02m
2 stops
$375Multiple Airlines
Sat, Feb 28 - Sat, Mar 7
Southwest Logo
5:00 am - 10:30 am
JAX
-
SEA
8h 30m
1 stop
Southwest Logo
6:00 am - 9:15 pm
SEA
-
JAX
12h 15m
1 stop
$377Southwest
Sat, Apr 4 - Wed, Apr 8
Sun Country Air Logo
1:08 pm - 10:46 pm
JAX
-
SEA
12h 38m
1 stop
Sun Country Air Logo
11:59 pm - 12:02 pm
SEA
-
JAX
9h 03m
1 stop
$380Sun Country Air
Fri, Jul 3 - Sun, Jul 12
Southwest Logo
2:50 pm - 10:55 pm
JAX
-
SEA
11h 05m
2 stops
Southwest Logo
6:00 am - 8:45 pm
SEA
-
JAX
11h 45m
2 stops
$382Southwest
Sat, Apr 4 - Wed, Apr 8
American Airlines Logo
7:48 pm - 12:44 am
JAX
-
SEA
7h 56m
1 stop
American Airlines Logo
6:00 am - 6:52 pm
SEA
-
JAX
9h 52m
1 stop
$385American Airlines
Thu, May 7 - Tue, May 19

American Airlines flights from Jacksonville to Seattle

Our best American Airlines deals on Jacksonville to Seattle flight tickets
American Airlines
Feb 28
JAX6:00 amJacksonville
9h 51m
1 stop
SEA12:51 pmSeattle/Tacoma Intl
Mar 7
SEA7:15 amSeattle/Tacoma Intl
12h 54m
1 stop
JAX11:09 pmJacksonville
$357
American Airlines
May 7
JAX7:48 pmJacksonville
7h 56m
1 stop
SEA12:44 amSeattle/Tacoma Intl
May 19
SEA6:00 amSeattle/Tacoma Intl
9h 52m
1 stop
JAX6:52 pmJacksonville
$385
American Airlines
Apr 17
JAX4:28 pmJacksonville
9h 19m
1 stop
SEA10:47 pmSeattle/Tacoma Intl
Apr 25
SEA7:00 amSeattle/Tacoma Intl
13h 31m
1 stop
JAX11:31 pmJacksonville
$392

Sun Country Air flights from Jacksonville to Seattle

Our best Sun Country Air deals on Jacksonville to Seattle flight tickets
Sun Country Air
Jul 3
JAX1:08 pmJacksonville
12h 38m
1 stop
SEA10:46 pmSeattle/Tacoma Intl
Jul 12
SEA11:59 pmSeattle/Tacoma Intl
9h 03m
1 stop
JAX12:02 pmJacksonville
$380
Sun Country Air
May 29
JAX12:42 pmJacksonville
23h 35m
1 stop
SEA9:17 amSeattle/Tacoma Intl
Jun 7
SEA6:42 pmSeattle/Tacoma Intl
14h 03m
1 stop
JAX11:45 amJacksonville
$410
Sun Country Air
Jul 3
JAX1:08 pmJacksonville
12h 38m
1 stop
SEA10:46 pmSeattle/Tacoma Intl
Jul 5
SEA11:59 pmSeattle/Tacoma Intl
9h 03m
1 stop
JAX12:02 pmJacksonville
$420

momondo Fare Finder

 
Customize your flight search to find flights from Jacksonville 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 February 3, 2026.
Use the filters below to find and compare flights from Jacksonville to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 2/28

7:56 pm-8:51 am

2 stops39h 55m

Seattle/Tacoma Intl

Sat 3/7

5:31 pm-2:33 pm

2 stops18h 02m

$337

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Thu 4/30

6:08 pm-9:27 am

2 stops18h 19m

Seattle/Tacoma Intl

Sat 5/9

10:42 am-8:23 pm

1 stop30h 41m

$343

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Thu 4/30

6:08 pm-9:27 am

2 stops18h 19m

Seattle/Tacoma Intl

Sat 5/9

10:42 am-8:23 pm

1 stop30h 41m

$349

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 2/28

6:00 am-12:51 pm

1 stop9h 51m

Seattle/Tacoma Intl

Sat 3/7

7:15 am-11:09 pm

1 stop12h 54m

$357

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 2/28

9:39 am-4:22 pm

1 stop9h 43m

Seattle/Tacoma Intl

Sat 3/7

5:31 pm-2:33 pm

2 stops18h 02m

$372

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 2/28

9:39 am-4:22 pm

1 stop9h 43m

Seattle/Tacoma Intl

Sat 3/7

5:31 pm-2:33 pm

2 stops18h 02m

$375

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 4/4

5:00 am-10:30 am

1 stop8h 30m

Seattle/Tacoma Intl

Wed 4/8

6:00 am-9:15 pm

1 stop12h 15m

$377

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Fri 7/3

1:08 pm-10:46 pm

1 stop12h 38m

Seattle/Tacoma Intl

Sun 7/12

11:59 pm-12:02 pm

1 stop9h 03m

$380

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 4/4

2:50 pm-10:55 pm

2 stops11h 05m

Seattle/Tacoma Intl

Wed 4/8

6:00 am-8:45 pm

2 stops11h 45m

$382

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Thu 5/7

7:48 pm-12:44 am

1 stop7h 56m

Seattle/Tacoma Intl

Tue 5/19

6:00 am-6:52 pm

1 stop9h 52m

$385

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 Jacksonville 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 Jacksonville to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $416. If you don’t want to visit Seattle in September, then you should wait until January to fly from Jacksonville, when ticket prices are also cheap, with an average price of $430.

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

Fly from Jacksonville to Seattle/Tacoma Intl for the best Jacksonville - 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 Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $476 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Jacksonville for as low as $393 on momondo.

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

There is only 1 cabin class available to choose from on Jacksonville 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 Jacksonville to Seattle flight prices changed over time?

As of February 2026, prices for Jacksonville to Seattle flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Jacksonville to Seattle

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

Cheap Jacksonville to Seattle (JAX to SEA) flight deals and tips

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

Fastest flight time

7h 50m

Direct flights

None
The fastest flight from Jacksonville to Seattle takes 7h 50m
There are no direct flights from Jacksonville to Seattle. There are no popular flight routes from Jacksonville to Seattle.
Search flight deals

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

    The distance between Jacksonville and Seattle/Tacoma Intl is about 2450.3 mi. By plane, this route typically takes 7h 50m.

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

    Prices for flights from Jacksonville Airport to Seattle/Tacoma Intl Airport were last updated today.

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

  • How old do you have to be to fly from Jacksonville Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Jacksonville Airport to Seattle/Tacoma Intl Airport.

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

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Jacksonville to Seattle?

  • What is the most popular airline from Jacksonville to Seattle?

Best airlines flying from Jacksonville to Seattle

Compare and see reviews for airlines that fly from Jacksonville to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $142Free CancellationRating
6.9
342 reviews
Search Sun Country Air flights
JetBluePriceFrom $181Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,137 reviews
Search Delta flights
American AirlinesPriceFrom $324Free CancellationRating
7.2
11,215 reviews
Search American Airlines flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
9,232 reviews
Search United Airlines flights
SouthwestPriceFrom $391Free CancellationRating
8.0
4,273 reviews
Search Southwest flights

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
Marysville
Redmond
Puyallup
Cle Elum
Tukwila
Lakewood
Federal Way
Westport
Kirkland
Centralia
Fife
Tumwater

Why use momondo?

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

Finding the right flight to Seattle from Jacksonville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Seattle from Jacksonville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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