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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.
1 adult
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.
Multiple Airlines Logo
6:08 pm - 9:27 am
JAX
-
SEA
42h 19m
2 stops
Multiple Airlines Logo
10:42 am - 8:23 pm
SEA
-
JAX
30h 41m
1 stop
$306Multiple Airlines
Thu, Apr 30 - Sat, May 9
Multiple Airlines Logo
3:08 pm - 9:27 am
JAX
-
SEA
21h 19m
2 stops
Multiple Airlines Logo
10:42 am - 8:23 pm
SEA
-
JAX
30h 41m
1 stop
$310Multiple Airlines
Sat, May 2 - Sat, May 9
American Airlines Logo
6:20 am - 3:51 pm
JAX
-
SEA
12h 31m
1 stop
American Airlines Logo
7:00 am - 11:31 pm
SEA
-
JAX
13h 31m
1 stop
$320American Airlines
Fri, Apr 17 - Sat, Apr 25
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
$357Multiple Airlines
Sun, May 10 - Sat, May 16
United Airlines Logo
3:14 pm - 10:45 pm
JAX
-
SEA
10h 31m
1 stop
United Airlines Logo
11:59 pm - 11:14 am
SEA
-
JAX
8h 15m
1 stop
$359United Airlines
Tue, Mar 17 - 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
United Airlines Logo
5:22 pm - 10:59 pm
JAX
-
SEA
8h 37m
1 stop
United Airlines Logo
7:15 am - 9:21 pm
SEA
-
JAX
11h 06m
2 stops
$364United Airlines
Tue, Mar 17 - Tue, Mar 24
Delta Logo
2:41 pm - 8:49 pm
JAX
-
SEA
9h 08m
1 stop
Delta Logo
6:00 am - 5:06 pm
SEA
-
JAX
8h 06m
1 stop
$367Delta
Tue, Mar 24 - Tue, Mar 31
Southwest Logo
3:40 pm - 12:40 am
JAX
-
SEA
12h 00m
2 stops
Southwest Logo
6:00 am - 8:45 pm
SEA
-
JAX
11h 45m
2 stops
$369Southwest
Tue, Mar 31 - Tue, Apr 7
American Airlines Logo
7:48 pm - 12:44 am
JAX
-
SEA
7h 56m
1 stop
American Airlines Logo
12:28 pm - 11:24 pm
SEA
-
JAX
7h 56m
1 stop
$372American 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
Apr 17
JAX6:20 amJacksonville
12h 31m
1 stop
SEA3:51 pmSeattle/Tacoma Intl
Apr 25
SEA7:00 amSeattle/Tacoma Intl
13h 31m
1 stop
JAX11:31 pmJacksonville
$320
American Airlines
May 6
JAX2:09 pmJacksonville
10h 14m
1 stop
SEA9:23 pmSeattle/Tacoma Intl
May 9
SEA10:29 pmSeattle/Tacoma Intl
7h 34m
1 stop
JAX9:03 amJacksonville
$363
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

United Airlines flights from Jacksonville to Seattle

Our best United Airlines deals on Jacksonville to Seattle flight tickets
United Airlines
Mar 17
JAX3:14 pmJacksonville
10h 31m
1 stop
SEA10:45 pmSeattle/Tacoma Intl
Mar 24
SEA11:59 pmSeattle/Tacoma Intl
8h 15m
1 stop
JAX11:14 amJacksonville
$359
United Airlines
Mar 17
JAX5:22 pmJacksonville
8h 37m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
Mar 24
SEA7:15 amSeattle/Tacoma Intl
11h 06m
2 stops
JAX9:21 pmJacksonville
$364
United Airlines
Mar 18
JAX5:22 pmJacksonville
8h 37m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
Mar 25
SEA7:15 amSeattle/Tacoma Intl
11h 06m
2 stops
JAX9:21 pmJacksonville
$389

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 15, 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

Thu 4/30

6:08 pm-9:27 am

2 stops42h 19m

Seattle/Tacoma Intl

Sat 5/9

10:42 am-8:23 pm

1 stop30h 41m

$306

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 5/2

3:08 pm-9:27 am

2 stops21h 19m

Seattle/Tacoma Intl

Sat 5/9

10:42 am-8:23 pm

1 stop30h 41m

$310

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Fri 4/17

6:20 am-3:51 pm

1 stop12h 31m

Seattle/Tacoma Intl

Sat 4/25

7:00 am-11:31 pm

1 stop13h 31m

$320

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sun 5/10

6:08 pm-9:27 am

2 stops18h 19m

Seattle/Tacoma Intl

Sat 5/16

10:42 am-8:23 pm

1 stop30h 41m

$357

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/17

3:14 pm-10:45 pm

1 stop10h 31m

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 3/17

5:22 pm-10:59 pm

1 stop8h 37m

Seattle/Tacoma Intl

Tue 3/24

7:15 am-9:21 pm

2 stops11h 06m

$364

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/24

2:41 pm-8:49 pm

1 stop9h 08m

Seattle/Tacoma Intl

Tue 3/31

6:00 am-5:06 pm

1 stop8h 06m

$367

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 3/31

3:40 pm-12:40 am

2 stops12h 00m

Seattle/Tacoma Intl

Tue 4/7

6:00 am-8:45 pm

2 stops11h 45m

$369

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Thu 5/7

7:48 pm-12:44 am

1 stop7h 56m

Seattle/Tacoma Intl

Tue 5/19

12:28 pm-11:24 pm

1 stop7h 56m

$372

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 $420. 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 $431.

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 $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 10% 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 05m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Seattle

1 airport
The fastest flight from Jacksonville to Seattle takes 8h 05m
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 05m.

  • 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
JetBluePriceFrom $181Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,204 reviews
Search Delta flights
American AirlinesPriceFrom $324Free CancellationRating
7.2
11,294 reviews
Search American Airlines flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
9,300 reviews
Search United Airlines flights
SouthwestPriceFrom $391Free CancellationRating
8.0
4,285 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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