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Cheap flights from Jacksonville to Seattle from $143

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 4/24. 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.
Sun Country Air Logo
12:30 pm - 5:20 pm
JAX
-
SEA
7h 50m
1 stop
Sun Country Air Logo
5:30 pm - 11:41 am
SEA
-
JAX
15h 11m
1 stop
$368Sun Country Air
Jumaat, Mei 8 - Ahad, Mei 17
United Airlines Logo
4:19 pm - 9:06 pm
JAX
-
SEA
7h 47m
1 stop
United Airlines Logo
10:53 pm - 10:26 am
SEA
-
JAX
8h 33m
1 stop
$391United Airlines
Selasa, Mei 5 - Rabu, Mei 13
United Airlines Logo
4:19 pm - 9:06 pm
JAX
-
SEA
7h 47m
1 stop
United Airlines Logo
5:05 am - 8:02 pm
SEA
-
JAX
11h 57m
2 stops
$396United Airlines
Selasa, Mei 5 - Rabu, Mei 13
Southwest Logo
2:20 pm - 10:30 pm
JAX
-
SEA
11h 10m
2 stops
Southwest Logo
6:50 am - 8:35 pm
SEA
-
JAX
10h 45m
2 stops
$401Southwest
Selasa, Mei 5 - Rabu, Mei 13
American Airlines Logo
1:56 pm - 9:23 pm
JAX
-
SEA
10h 27m
1 stop
American Airlines Logo
6:00 am - 4:10 pm
SEA
-
JAX
7h 10m
1 stop
$406American Airlines
Khamis, Mei 7 - Selasa, Mei 19
American Airlines Logo
4:28 pm - 10:47 pm
JAX
-
SEA
9h 19m
1 stop
American Airlines Logo
10:25 am - 10:19 pm
SEA
-
JAX
8h 54m
1 stop
$407American Airlines
Selasa, Mei 5 - Selasa, Mei 12
Southwest Logo
4:30 pm - 10:30 pm
JAX
-
SEA
9h 00m
1 stop
Southwest Logo
6:50 am - 9:30 pm
SEA
-
JAX
11h 40m
2 stops
$411Southwest
Rabu, Apr 15 - Rabu, Apr 22
Sun Country Air Logo
12:30 pm - 5:20 pm
JAX
-
SEA
7h 50m
1 stop
Sun Country Air Logo
5:30 pm - 11:41 am
SEA
-
JAX
15h 11m
1 stop
$413Sun Country Air
Jumaat, Mei 8 - Ahad, Mei 17
American Airlines Logo
4:28 pm - 10:58 pm
JAX
-
SEA
9h 30m
1 stop
American Airlines Logo
7:10 am - 6:52 pm
SEA
-
JAX
8h 42m
1 stop
$414American Airlines
Khamis, Mei 7 - Selasa, Mei 19
Sun Country Air Logo
12:30 pm - 5:20 pm
JAX
-
SEA
7h 50m
1 stop
Sun Country Air Logo
5:30 pm - 11:41 am
SEA
-
JAX
15h 11m
1 stop
$415Sun Country Air
Jumaat, Mei 15 - Ahad, Mei 17

Sun Country Air flights from Jacksonville to Seattle

Our best Sun Country Air deals on Jacksonville to Seattle flight tickets
Sun Country Air
May 8
JAX12:30 pmJacksonville
7h 50m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
May 17
SEA5:30 pmSeattle/Tacoma Intl
15h 11m
1 stop
JAX11:41 amJacksonville
$368
Sun Country Air
May 8
JAX12:30 pmJacksonville
7h 50m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
May 17
SEA5:30 pmSeattle/Tacoma Intl
15h 11m
1 stop
JAX11:41 amJacksonville
$413
Sun Country Air
May 15
JAX12:30 pmJacksonville
7h 50m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
May 17
SEA5:30 pmSeattle/Tacoma Intl
15h 11m
1 stop
JAX11:41 amJacksonville
$415

Delta flights from Jacksonville to Seattle

Our best Delta deals on Jacksonville to Seattle flight tickets
Delta
May 13
JAX2:00 pmJacksonville
11h 45m
1 stop
SEA10:45 pmSeattle/Tacoma Intl
May 19
SEA10:35 pmSeattle/Tacoma Intl
7h 06m
1 stop
JAX8:41 amJacksonville
$427
Delta
May 14
JAX5:30 pmJacksonville
9h 14m
1 stop
SEA11:44 pmSeattle/Tacoma Intl
May 26
SEA10:35 pmSeattle/Tacoma Intl
7h 06m
1 stop
JAX8:41 amJacksonville
$441
Delta
Apr 24
JAX5:39 pmJacksonville
9h 14m
1 stop
SEA11:53 pmSeattle/Tacoma Intl
Apr 28
SEA6:00 amSeattle/Tacoma Intl
8h 06m
1 stop
JAX5:06 pmJacksonville
$444

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 Mac 20, 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

Cheapest round-trip

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Jumaat 5/8

12:30 pm-5:20 pm

1 stop7h 50m

Seattle/Tacoma Intl

Ahad 5/17

5:30 pm-11:41 am

1 stop15h 11m

$368
Quickest round-trip

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Selasa 5/5

4:19 pm-9:06 pm

1 stop7h 47m

Seattle/Tacoma Intl

Rabu 5/13

10:53 pm-10:26 am

1 stop8h 33m

$391

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Selasa 5/5

4:19 pm-9:06 pm

1 stop7h 47m

Seattle/Tacoma Intl

Rabu 5/13

5:05 am-8:02 pm

2 stops11h 57m

$396

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Selasa 5/5

2:20 pm-10:30 pm

2 stops11h 10m

Seattle/Tacoma Intl

Rabu 5/13

6:50 am-8:35 pm

2 stops10h 45m

$401

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Khamis 5/7

1:56 pm-9:23 pm

1 stop10h 27m

Seattle/Tacoma Intl

Selasa 5/19

6:00 am-4:10 pm

1 stop7h 10m

$406

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Selasa 5/5

4:28 pm-10:47 pm

1 stop9h 19m

Seattle/Tacoma Intl

Selasa 5/12

10:25 am-10:19 pm

1 stop8h 54m

$407

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Rabu 4/15

4:30 pm-10:30 pm

1 stop9h 00m

Seattle/Tacoma Intl

Rabu 4/22

6:50 am-9:30 pm

2 stops11h 40m

$411

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Jumaat 5/8

12:30 pm-5:20 pm

1 stop7h 50m

Seattle/Tacoma Intl

Ahad 5/17

5:30 pm-11:41 am

1 stop15h 11m

$413

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Khamis 5/7

4:28 pm-10:58 pm

1 stop9h 30m

Seattle/Tacoma Intl

Selasa 5/19

7:10 am-6:52 pm

1 stop8h 42m

$414

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Jumaat 5/15

12:30 pm-5:20 pm

1 stop7h 50m

Seattle/Tacoma Intl

Ahad 5/17

5:30 pm-11:41 am

1 stop15h 11m

$415

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, February 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 $411. If you don’t want to visit Seattle in February, then you should wait until September to fly from Jacksonville, when ticket prices are also cheap, with an average price of $416.

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 $474 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 $377 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 March 2026, prices for Jacksonville to Seattle flights are approximately 3% cheaper 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 25m

Direct flights

None
The fastest flight from Jacksonville to Seattle takes 7h 25m
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 25m.

  • 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
6.8
341 reviews
Search Sun Country Air flights
DeltaPriceFrom $218Free CancellationRating
7.9
8,303 reviews
Search Delta flights
American AirlinesPriceFrom $324Free CancellationRating
7.1
11,482 reviews
Search American Airlines flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
9,451 reviews
Search United Airlines flights
SouthwestPriceFrom $391Free CancellationRating
8.0
4,324 reviews
Search Southwest flights

  • United Airlines Flights From Jacksonville to Seattle

    United Airlines is one of the most popular airlines flying from Jacksonville to Seattle, operating 7 flights/week on average for this route. A good United Airlines flight deal for Jacksonville to Seattle starts from $332 round-trip, up to an average price of $478. Our users have rated United Airlines at 7.4/10.

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

An easier way to manage your Seattle trip

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