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Cheap flights from Jacksonville to Seattle from $64

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 12/11. 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.
Frontier Logo
1:57 pm - 8:46 amJAX-SEA
21h 49m1 stop
Frontier Logo
12:48 pm - 5:36 pmSEA-JAX
25h 48m2 stops
$317Frontier
Find Deal
Thu, Dec 4 - Sun, Dec 7
American Airlines Logo
7:19 am - 1:04 pmJAX-SEA
8h 45m1 stop
American Airlines Logo
7:35 am - 7:59 pmSEA-JAX
9h 24m1 stop
$327American Airlines
Find Deal
Wed, Jan 21 - Wed, Jan 28
Multiple Airlines Logo
9:39 am - 9:04 amJAX-SEA
26h 25m1 stop
Multiple Airlines Logo
4:45 pm - 3:03 pmSEA-JAX
19h 18m2 stops
$335Multiple Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 17
Delta Logo
11:07 am - 10:25 pmJAX-SEA
14h 18m1 stop
Delta Logo
9:59 pm - 10:38 pmSEA-JAX
21h 39m1 stop
$337Delta
Find Deal
Sat, Jan 10 - Wed, Jan 14
Delta Logo
7:04 am - 10:25 pmJAX-SEA
18h 21m1 stop
Delta Logo
6:15 am - 6:52 pmSEA-JAX
9h 37m1 stop
$344Delta
Find Deal
Sat, Jan 10 - Sun, Jan 18
Multiple Airlines Logo
9:39 am - 9:04 amJAX-SEA
26h 25m1 stop
Multiple Airlines Logo
9:16 pm - 6:23 pmSEA-JAX
42h 07m2 stops
$347Multiple Airlines
Find Deal
Sat, Jan 10 - Mon, Jan 19
Delta Logo
5:30 am - 12:20 pmJAX-SEA
9h 50m1 stop
Delta Logo
11:55 am - 10:58 pmSEA-JAX
8h 03m1 stop
$351Delta
Find Deal
Sat, Feb 14 - Wed, Feb 18
Delta Logo
11:07 am - 10:25 pmJAX-SEA
14h 18m1 stop
Delta Logo
9:59 pm - 2:26 pmSEA-JAX
13h 27m1 stop
$353Delta
Find Deal
Mon, Jan 12 - Tue, Jan 20
American Airlines Logo
4:48 pm - 11:38 pmJAX-SEA
9h 50m1 stop
American Airlines Logo
12:59 am - 11:31 amSEA-JAX
7h 32m1 stop
$355American Airlines
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Tue, Dec 16 - Tue, Dec 30
Delta Logo
5:30 am - 10:09 amJAX-SEA
7h 39m1 stop
Delta Logo
11:55 am - 10:57 pmSEA-JAX
8h 02m1 stop
$359Delta
Find Deal
Tue, Jan 13 - Wed, Jan 14

JetBlue flights from Jacksonville to Seattle

Our best JetBlue deals on Jacksonville to Seattle flight tickets
JetBlue
Apr 30
JAX11:30 amJacksonville
12h 23m
1 stop
SEA8:53 pmSeattle/Tacoma Intl
May 1
SEA11:59 pmSeattle/Tacoma Intl
12h 44m
1 stop
JAX3:43 pmJacksonville
$315
Find similar
JetBlue
May 2
JAX11:30 amJacksonville
12h 23m
1 stop
SEA8:53 pmSeattle/Tacoma Intl
May 8
SEA11:59 pmSeattle/Tacoma Intl
12h 44m
1 stop
JAX3:43 pmJacksonville
$342
Find similar
JetBlue
May 8
JAX11:30 amJacksonville
12h 23m
1 stop
SEA8:53 pmSeattle/Tacoma Intl
May 17
SEA11:59 pmSeattle/Tacoma Intl
12h 44m
1 stop
JAX3:43 pmJacksonville
$365
Find similar

Frontier flights from Jacksonville to Seattle

Our best Frontier deals on Jacksonville to Seattle flight tickets
Frontier
Dec 4
JAX1:57 pmJacksonville
21h 49m
1 stop
SEA8:46 amSeattle/Tacoma Intl
Dec 7
SEA12:48 pmSeattle/Tacoma Intl
25h 48m
2 stops
JAX5:36 pmJacksonville
$317
Find similar
Frontier
Nov 30
JAX9:34 pmJacksonville
13h 48m
1 stop
SEA8:22 amSeattle/Tacoma Intl
Dec 14
SEA10:51 amSeattle/Tacoma Intl
24h 34m
2 stops
JAX2:25 pmJacksonville
$556
Find similar
Frontier
Nov 22
JAX10:59 amJacksonville
24h 38m
2 stops
SEA8:37 amSeattle/Tacoma Intl
Nov 24
SEA9:12 amSeattle/Tacoma Intl
8h 37m
1 stop
JAX8:49 pmJacksonville
$723
Find similar

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 November 20, 2025.
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 12/4

1:57 pm-8:46 am

1 stop21h 49m

Seattle/Tacoma Intl

Sun 12/7

12:48 pm-5:36 pm

2 stops25h 48m

$317

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Wed 1/21

7:19 am-1:04 pm

1 stop8h 45m

Seattle/Tacoma Intl

Wed 1/28

7:35 am-7:59 pm

1 stop9h 24m

$327

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 1/10

9:39 am-9:04 am

1 stop26h 25m

Seattle/Tacoma Intl

Sat 1/17

4:45 pm-3:03 pm

2 stops19h 18m

$335

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 1/10

11:07 am-10:25 pm

1 stop14h 18m

Seattle/Tacoma Intl

Wed 1/14

9:59 pm-10:38 pm

1 stop21h 39m

$337

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 1/10

7:04 am-10:25 pm

1 stop18h 21m

Seattle/Tacoma Intl

Sun 1/18

6:15 am-6:52 pm

1 stop9h 37m

$344

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 1/10

9:39 am-9:04 am

1 stop26h 25m

Seattle/Tacoma Intl

Mon 1/19

9:16 pm-6:23 pm

2 stops42h 07m

$347

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Sat 2/14

5:30 am-12:20 pm

1 stop9h 50m

Seattle/Tacoma Intl

Wed 2/18

11:55 am-10:58 pm

1 stop8h 03m

$351

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Mon 1/12

11:07 am-10:25 pm

1 stop14h 18m

Seattle/Tacoma Intl

Tue 1/20

9:59 pm-2:26 pm

1 stop13h 27m

$353

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 12/16

4:48 pm-11:38 pm

1 stop9h 50m

Seattle/Tacoma Intl

Tue 12/30

12:59 am-11:31 am

1 stop7h 32m

$355

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

Tue 1/13

5:30 am-10:09 am

1 stop7h 39m

Seattle/Tacoma Intl

Wed 1/14

11:55 am-10:57 pm

1 stop8h 02m

$359

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 $434.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Jacksonville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $467. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Jacksonville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $586.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Jacksonville in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $516 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $554. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $485 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 November 2025, prices for Jacksonville to Seattle flights are approximately 119% 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

Direct flights

None
There are no direct flights from Jacksonville to Seattle. There are no popular flight routes from Jacksonville to Seattle.
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  • 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 39m.

  • 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 $161Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
DeltaPriceFrom $259Free CancellationRating
7.9
8,004 reviews
Search Delta flights
JetBluePriceFrom $266Free CancellationRating
7.2
2,902 reviews
Search JetBlue flights
American AirlinesPriceFrom $325Free CancellationRating
7.2
11,046 reviews
Search American Airlines flights
United AirlinesPriceFrom $336Free CancellationRating
7.4
9,027 reviews
Search United Airlines flights
SouthwestPriceFrom $393Free CancellationRating
8.0
4,249 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $516Free CancellationRating
8.0
11,321 reviews
Search Alaska Airlines 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
Puyallup
Marysville
Redmond
Tukwila
Lakewood
Federal Way
Fife
Cle Elum
Centralia
Kirkland
Westport
Shoreline

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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