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Cheap flights from Jacksonville to Seattle from $145

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.
Delta Logo
6:30 am - 11:05 am
JAX
-
SEA
7h 35m
1 stop
Delta Logo
11:35 pm - 11:45 am
SEA
-
JAX
9h 10m
1 stop
$305Delta
mar., abr. 28 - mar., may. 26
American Airlines Logo
1:56 pm - 9:23 pm
JAX
-
SEA
10h 27m
1 stop
American Airlines Logo
8:45 pm - 9:27 am
SEA
-
JAX
9h 42m
1 stop
$306American Airlines
mar., may. 12 - mar., may. 26
Southwest Logo
4:30 pm - 10:30 pm
JAX
-
SEA
9h 00m
1 stop
Southwest Logo
6:50 am - 8:35 pm
SEA
-
JAX
10h 45m
2 stops
$310Southwest
mar., may. 5 - mar., may. 12
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
$315Southwest
mar., abr. 28 - mar., may. 5
Southwest Logo
2:20 pm - 10:30 pm
JAX
-
SEA
11h 10m
2 stops
Southwest Logo
6:30 am - 8:35 pm
SEA
-
JAX
11h 05m
1 stop
$316Southwest
mar., abr. 28 - mar., may. 5
American Airlines Logo
6:05 pm - 10:59 pm
JAX
-
SEA
7h 54m
1 stop
American Airlines Logo
10:07 pm - 11:09 am
SEA
-
JAX
10h 02m
1 stop
$318American Airlines
mié., may. 27 - mar., jun. 2
American Airlines Logo
1:56 pm - 9:23 pm
JAX
-
SEA
10h 27m
1 stop
American Airlines Logo
6:00 am - 5:50 pm
SEA
-
JAX
8h 50m
1 stop
$337American Airlines
jue., may. 7 - mar., may. 19
United Airlines Logo
3:15 pm - 10:42 pm
JAX
-
SEA
10h 27m
1 stop
United Airlines Logo
11:59 pm - 10:21 am
SEA
-
JAX
7h 22m
1 stop
$341United Airlines
mar., abr. 14 - mar., abr. 21
American Airlines Logo
7:48 pm - 12:44 am
JAX
-
SEA
7h 56m
1 stop
American Airlines Logo
10:25 am - 11:44 pm
SEA
-
JAX
10h 19m
1 stop
$342American Airlines
lun., abr. 20 - mié., abr. 22
American Airlines Logo
7:48 pm - 12:44 am
JAX
-
SEA
7h 56m
1 stop
American Airlines Logo
7:09 am - 6:52 pm
SEA
-
JAX
8h 43m
1 stop
$356American Airlines
jue., abr. 16 - mié., abr. 22

American Airlines flights from Jacksonville to Seattle

Our best American Airlines deals on Jacksonville to Seattle flight tickets
American Airlines
May 12
JAX1:56 pmJacksonville
10h 27m
1 stop
SEA9:23 pmSeattle/Tacoma Intl
May 26
SEA8:45 pmSeattle/Tacoma Intl
9h 42m
1 stop
JAX9:27 amJacksonville
$306
American Airlines
May 27
JAX6:05 pmJacksonville
7h 54m
1 stop
SEA10:59 pmSeattle/Tacoma Intl
Jun 2
SEA10:07 pmSeattle/Tacoma Intl
10h 02m
1 stop
JAX11:09 amJacksonville
$318
American Airlines
May 7
JAX1:56 pmJacksonville
10h 27m
1 stop
SEA9:23 pmSeattle/Tacoma Intl
May 19
SEA6:00 amSeattle/Tacoma Intl
8h 50m
1 stop
JAX5:50 pmJacksonville
$337

Southwest flights from Jacksonville to Seattle

Our best Southwest deals on Jacksonville to Seattle flight tickets
Southwest
May 5
JAX4:30 pmJacksonville
9h 00m
1 stop
SEA10:30 pmSeattle/Tacoma Intl
May 12
SEA6:50 amSeattle/Tacoma Intl
10h 45m
2 stops
JAX8:35 pmJacksonville
$310
Southwest
Apr 28
JAX2:20 pmJacksonville
11h 10m
2 stops
SEA10:30 pmSeattle/Tacoma Intl
May 5
SEA6:50 amSeattle/Tacoma Intl
10h 45m
2 stops
JAX8:35 pmJacksonville
$315
Southwest
Apr 28
JAX2:20 pmJacksonville
11h 10m
2 stops
SEA10:30 pmSeattle/Tacoma Intl
May 5
SEA6:30 amSeattle/Tacoma Intl
11h 05m
1 stop
JAX8:35 pmJacksonville
$316

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 marzo 28, 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

mar. 4/28

6:30 am-11:05 am

1 stop7h 35m

Seattle/Tacoma Intl

mar. 5/26

11:35 pm-11:45 am

1 stop9h 10m

$305

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

mar. 5/12

1:56 pm-9:23 pm

1 stop10h 27m

Seattle/Tacoma Intl

mar. 5/26

8:45 pm-9:27 am

1 stop9h 42m

$306

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

mar. 5/5

4:30 pm-10:30 pm

1 stop9h 00m

Seattle/Tacoma Intl

mar. 5/12

6:50 am-8:35 pm

2 stops10h 45m

$310

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

mar. 4/28

2:20 pm-10:30 pm

2 stops11h 10m

Seattle/Tacoma Intl

mar. 5/5

6:50 am-8:35 pm

2 stops10h 45m

$315

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

mar. 4/28

2:20 pm-10:30 pm

2 stops11h 10m

Seattle/Tacoma Intl

mar. 5/5

6:30 am-8:35 pm

1 stop11h 05m

$316

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

mié. 5/27

6:05 pm-10:59 pm

1 stop7h 54m

Seattle/Tacoma Intl

mar. 6/2

10:07 pm-11:09 am

1 stop10h 02m

$318

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

jue. 5/7

1:56 pm-9:23 pm

1 stop10h 27m

Seattle/Tacoma Intl

mar. 5/19

6:00 am-5:50 pm

1 stop8h 50m

$337

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

mar. 4/14

3:15 pm-10:42 pm

1 stop10h 27m

Seattle/Tacoma Intl

mar. 4/21

11:59 pm-10:21 am

1 stop7h 22m

$341

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

lun. 4/20

7:48 pm-12:44 am

1 stop7h 56m

Seattle/Tacoma Intl

mié. 4/22

10:25 am-11:44 pm

1 stop10h 19m

$342
Quickest round-trip

JacksonvilleSeattle

JAX - SEA

JAXSEA

Jacksonville

jue. 4/16

7:48 pm-12:44 am

1 stop7h 56m

Seattle/Tacoma Intl

mié. 4/22

7:09 am-6:52 pm

1 stop8h 43m

$356

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 typical price of a round-trip flight between Jacksonville and Seattle?

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 30m

Direct flights

None
The fastest flight from Jacksonville to Seattle takes 7h 30m
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 30m.

  • 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
339 reviews
Search Sun Country Air flights
DeltaPriceFrom $218Free CancellationRating
7.9
8,357 reviews
Search Delta flights
American AirlinesPriceFrom $324Free CancellationRating
7.1
11,520 reviews
Search American Airlines flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
9,501 reviews
Search United Airlines flights
SouthwestPriceFrom $392Free CancellationRating
8.0
4,333 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 1 flight/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 $476. 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
Lakewood
Cle Elum
Tukwila
Federal Way
Centralia
Fife
Westport
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.

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