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Cheap flights from Jacksonville to Seattle from $106

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 4/20. 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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0 bags

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Find the cheapest flights from Jacksonville to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Sun Country Air Logo
11:50 am - 5:10 pm
JAX
-
SEA
8h 20m
1 stop
Sun Country Air Logo
6:26 pm - 11:33 am
SEA
-
JAX
14h 07m
1 stop
$344Sun Country Air
Fri, Apr 24 - Sun, Apr 26
United Airlines Logo
5:22 pm - 10:59 pm
JAX
-
SEA
8h 37m
1 stop
United Airlines Logo
11:59 pm - 11:14 am
SEA
-
JAX
8h 15m
1 stop
$359United Airlines
Tue, Mar 10 - Tue, Mar 24
American Airlines Logo
2:09 pm - 9:23 pm
JAX
-
SEA
10h 14m
1 stop
American Airlines Logo
10:29 pm - 9:03 am
SEA
-
JAX
7h 34m
1 stop
$363American Airlines
Wed, May 6 - Sat, May 9
Southwest Logo
5:55 pm - 11:55 pm
JAX
-
SEA
9h 00m
1 stop
Southwest Logo
11:55 pm - 1:45 pm
SEA
-
JAX
10h 50m
2 stops
$364Southwest
Tue, Mar 10 - Tue, Mar 24
Multiple Airlines Logo
5:28 pm - 11:37 am
JAX
-
SEA
21h 09m
2 stops
Multiple Airlines Logo
5:29 pm - 7:59 pm
SEA
-
JAX
23h 30m
1 stop
$368Multiple Airlines
Thu, Apr 2 - Tue, Apr 7
Southwest Logo
3:40 pm - 12:40 am
JAX
-
SEA
12h 00m
2 stops
Southwest Logo
7:00 am - 9:55 pm
SEA
-
JAX
11h 55m
2 stops
$369Southwest
Tue, Mar 10 - Tue, Mar 24
Delta Logo
11:45 am - 6:28 pm
JAX
-
SEA
9h 43m
1 stop
Delta Logo
9:35 pm - 9:41 am
SEA
-
JAX
9h 06m
1 stop
$372Delta
Wed, May 6 - Thu, May 14
Sun Country Air Logo
12:19 pm - 5:10 pm
JAX
-
SEA
7h 51m
1 stop
Sun Country Air Logo
6:20 pm - 11:33 am
SEA
-
JAX
14h 13m
1 stop
$373Sun Country Air
Fri, Apr 17 - Sun, Apr 19
Southwest Logo
3:40 pm - 12:40 am
JAX
-
SEA
12h 00m
2 stops
Southwest Logo
7:00 am - 9:55 pm
SEA
-
JAX
11h 55m
2 stops
$374Southwest
Tue, Mar 10 - Tue, Mar 17
Delta Logo
5:45 pm - 11:41 pm
JAX
-
SEA
8h 56m
1 stop
Delta Logo
6:10 am - 4:50 pm
SEA
-
JAX
7h 40m
1 stop
$376Delta
Thu, May 7 - Sat, May 16

American Airlines flights from Jacksonville to Seattle

Our best American Airlines deals on Jacksonville to Seattle flight tickets
American Airlines
May 7
JAX7:48 pmJacksonville
7h 56m
1 stop
SEA12:44 amSeattle/Tacoma Intl
May 19
SEA12:28 pmSeattle/Tacoma Intl
7h 56m
1 stop
JAX11:24 pmJacksonville
$372
American Airlines
May 7
JAX7:48 pmJacksonville
7h 56m
1 stop
SEA12:44 amSeattle/Tacoma Intl
May 19
SEA10:47 pmSeattle/Tacoma Intl
11h 24m
1 stop
JAX1:11 pmJacksonville
$382
American Airlines
May 2
JAX7:49 pmJacksonville
7h 55m
1 stop
SEA12:44 amSeattle/Tacoma Intl
May 14
SEA11:55 pmSeattle/Tacoma Intl
7h 36m
1 stop
JAX10:31 amJacksonville
$383

Delta flights from Jacksonville to Seattle

Our best Delta deals on Jacksonville to Seattle flight tickets
Delta
May 7
JAX5:45 pmJacksonville
8h 56m
1 stop
SEA11:41 pmSeattle/Tacoma Intl
May 16
SEA6:10 amSeattle/Tacoma Intl
7h 40m
1 stop
JAX4:50 pmJacksonville
$376
Delta
May 7
JAX5:45 pmJacksonville
8h 56m
1 stop
SEA11:41 pmSeattle/Tacoma Intl
May 16
SEA6:10 amSeattle/Tacoma Intl
7h 40m
1 stop
JAX4:50 pmJacksonville
$386
Delta
Mar 18
JAX5:30 amJacksonville
7h 31m
1 stop
SEA10:01 amSeattle/Tacoma Intl
Mar 24
SEA6:00 amSeattle/Tacoma Intl
8h 06m
1 stop
JAX5:06 pmJacksonville
$419

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 13, 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

Fri 4/24

11:50 am-5:10 pm

1 stop8h 20m

Seattle/Tacoma Intl

Sun 4/26

6:26 pm-11:33 am

1 stop14h 07m

$344

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/10

5:22 pm-10:59 pm

1 stop8h 37m

Seattle/Tacoma Intl

Tue 3/24

11:59 pm-11:14 am

1 stop8h 15m

$359

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Wed 5/6

2:09 pm-9:23 pm

1 stop10h 14m

Seattle/Tacoma Intl

Sat 5/9

10:29 pm-9:03 am

1 stop7h 34m

$363

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/10

5:55 pm-11:55 pm

1 stop9h 00m

Seattle/Tacoma Intl

Tue 3/24

11:55 pm-1:45 pm

2 stops10h 50m

$364

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Thu 4/2

5:28 pm-11:37 am

2 stops21h 09m

Seattle/Tacoma Intl

Tue 4/7

5:29 pm-7:59 pm

1 stop23h 30m

$368

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/10

3:40 pm-12:40 am

2 stops12h 00m

Seattle/Tacoma Intl

Tue 3/24

7:00 am-9:55 pm

2 stops11h 55m

$369

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Wed 5/6

11:45 am-6:28 pm

1 stop9h 43m

Seattle/Tacoma Intl

Thu 5/14

9:35 pm-9:41 am

1 stop9h 06m

$372

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Fri 4/17

12:19 pm-5:10 pm

1 stop7h 51m

Seattle/Tacoma Intl

Sun 4/19

6:20 pm-11:33 am

1 stop14h 13m

$373

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/10

3:40 pm-12:40 am

2 stops12h 00m

Seattle/Tacoma Intl

Tue 3/17

7:00 am-9:55 pm

2 stops11h 55m

$374

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Thu 5/7

5:45 pm-11:41 pm

1 stop8h 56m

Seattle/Tacoma Intl

Sat 5/16

6:10 am-4:50 pm

1 stop7h 40m

$376

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 February 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 $473 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 $396 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 7% 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

8h 20m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Seattle

1 airport
The fastest flight from Jacksonville to Seattle takes 8h 20m
Direct flights go from Jacksonville to Seattle on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Seattle. From Jacksonville there are direct flights to Seattle/Tacoma Intl (SEA).
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 8h 20m.

  • 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
342 reviews
Search Sun Country Air flights
JetBluePriceFrom $181Free CancellationRating
7.2
2,897 reviews
Search JetBlue flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,191 reviews
Search Delta flights
American AirlinesPriceFrom $324Free CancellationRating
7.2
11,277 reviews
Search American Airlines flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
9,284 reviews
Search United Airlines flights
SouthwestPriceFrom $391Free CancellationRating
8.0
4,283 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
Lakewood
Tukwila
Federal Way
Kirkland
Westport
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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