What is the cheapest airline that flies from Seattle/Tacoma Intl to Jacksonville?

Sun Country Air, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Jacksonville

Which layover airport offers the lowest fares from Seattle to Jacksonville?

Flights via Charlotte (CLT) offer the lowest average round-trip price of $411.

Which airport is the most popular layover for flights between Seattle and Jacksonville?

Atlanta (ATL) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Jacksonville?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Jacksonville from Seattle according to our data. American Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Jacksonville. Keep in mind that there are 4 different airlines that fly to Jacksonville on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Seattle to Jacksonville?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 7h 08m.

Which layover airport has the shortest connection time from Seattle to Jacksonville?

Charlotte (CLT) has the shortest average layover time for this route: 0h 51m.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport were last updated today.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport?

There are 4 operators available for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport as of July 2025.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Jacksonville Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Jacksonville Airport.

What documentation or ID do you need to fly to Jacksonville Airport?

The travel and health documents you'll need for your trip to Jacksonville 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 Jacksonville Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$155 Cheap Flights from Seattle to Jacksonville in 2025

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Find the cheapest flights from Seattle to Jacksonville

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:40 pm - 11:59 pmSEA-JAX

7h 19m1 stop

7:10 pm - 11:54 pmJAX-SEA

7h 44m1 stop

$325Delta

Find Deal

Wed, Oct 29 - Tue, Nov 4

11:10 pm - 1:45 pmSEA-JAX

11h 35m1 stop

6:05 pm - 12:05 amJAX-SEA

9h 00m1 stop

$330Southwest

Find Deal

Tue, Aug 26 - Thu, Sep 4

6:00 am - 5:30 pmSEA-JAX

8h 30m1 stop

1:34 pm - 8:20 pmJAX-SEA

9h 46m1 stop

$331Delta

Find Deal

Wed, Oct 29 - Thu, Nov 6

11:10 pm - 1:45 pmSEA-JAX

11h 35m1 stop

6:05 pm - 12:05 amJAX-SEA

9h 00m1 stop

$336Southwest

Find Deal

Mon, Aug 25 - Thu, Sep 4

6:34 am - 6:06 pmSEA-JAX

8h 32m1 stop

7:39 pm - 12:56 amJAX-SEA

8h 17m1 stop

$337American Airlines

Find Deal

Fri, Aug 22 - Sun, Aug 24

10:20 am - 6:39 pmSEA-JAX

5h 19mnonstop

4:26 pm - 9:48 pmJAX-SEA

8h 22m1 stop

$341American Airlines

Find Deal

Fri, Oct 10 - Tue, Oct 14

11:50 pm - 10:30 amSEA-JAX

7h 40m1 stop

11:50 am - 9:12 pmJAX-SEA

12h 22m2 stops

$342United Airlines

Find Deal

Tue, Jan 6 - Mon, Jan 12

11:40 am - 11:59 pmSEA-JAX

9h 19m1 stop

11:39 am - 6:23 pmJAX-SEA

9h 44m1 stop

$351Delta

Find Deal

Fri, Oct 31 - Wed, Nov 5

6:30 pm - 11:43 amSEA-JAX

14h 13m1 stop

12:46 pm - 11:28 amJAX-SEA

25h 42m1 stop

$385Sun Country Air

Find Deal

Sun, Nov 23 - Mon, Dec 1

11:58 pm - 10:51 amSEA-JAX

7h 53m1 stop

7:00 am - 3:53 pmJAX-SEA

11h 53m2 stops

$423United Airlines

Find Deal

Sat, Sep 6 - Sat, Sep 13

United Airlines flights from Seattle to Jacksonville

Our best United Airlines deals on Seattle to Jacksonville flight tickets

United Airlines

Jan 6

SEA11:50 pmSeattle/Tacoma Intl

7h 40m

1 stop

JAX10:30 amJacksonville

Jan 12

JAX11:50 amJacksonville

12h 22m

2 stops

SEA9:12 pmSeattle/Tacoma Intl

$342

Find similar

United Airlines

Sep 6

SEA11:58 pmSeattle/Tacoma Intl

7h 53m

1 stop

JAX10:51 amJacksonville

Sep 13

JAX7:00 amJacksonville

11h 53m

2 stops

SEA3:53 pmSeattle/Tacoma Intl

$423

Find similar

United Airlines

Oct 29

SEA10:53 amSeattle/Tacoma Intl

7h 29m

1 stop

JAX9:22 pmJacksonville

Nov 5

JAX11:40 amJacksonville

13h 50m

2 stops

SEA10:30 pmSeattle/Tacoma Intl

$430

Find similar

Delta flights from Seattle to Jacksonville

Our best Delta deals on Seattle to Jacksonville flight tickets

Delta

Oct 29

SEA1:40 pmSeattle/Tacoma Intl

7h 19m

1 stop

JAX11:59 pmJacksonville

Nov 4

JAX7:10 pmJacksonville

7h 44m

1 stop

SEA11:54 pmSeattle/Tacoma Intl

$325

Find similar

Delta

Oct 29

SEA6:00 amSeattle/Tacoma Intl

8h 30m

1 stop

JAX5:30 pmJacksonville

Nov 6

JAX1:34 pmJacksonville

9h 46m

1 stop

SEA8:20 pmSeattle/Tacoma Intl

$331

Find similar

Delta

Oct 31

SEA11:40 amSeattle/Tacoma Intl

9h 19m

1 stop

JAX11:59 pmJacksonville

Nov 5

JAX11:39 amJacksonville

9h 44m

1 stop

SEA6:23 pmSeattle/Tacoma Intl

$351

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Wed 10/29

1:40 pm-11:59 pm

1 stop7h 19m

Jacksonville

Tue 11/4

7:10 pm-11:54 pm

1 stop7h 44m

$325

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Tue 8/26

11:10 pm-1:45 pm

1 stop11h 35m

Jacksonville

Thu 9/4

6:05 pm-12:05 am

1 stop9h 00m

$330

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Wed 10/29

6:00 am-5:30 pm

1 stop8h 30m

Jacksonville

Thu 11/6

1:34 pm-8:20 pm

1 stop9h 46m

$331

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Mon 8/25

11:10 pm-1:45 pm

1 stop11h 35m

Jacksonville

Thu 9/4

6:05 pm-12:05 am

1 stop9h 00m

$336

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Fri 8/22

6:34 am-6:06 pm

1 stop8h 32m

Jacksonville

Sun 8/24

7:39 pm-12:56 am

1 stop8h 17m

$337

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Fri 10/10

10:20 am-6:39 pm

Nonstop5h 19m

Jacksonville

Tue 10/14

4:26 pm-9:48 pm

1 stop8h 22m

$341

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Tue 1/6

11:50 pm-10:30 am

1 stop7h 40m

Jacksonville

Mon 1/12

11:50 am-9:12 pm

2 stops12h 22m

$342

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Fri 10/31

11:40 am-11:59 pm

1 stop9h 19m

Jacksonville

Wed 11/5

11:39 am-6:23 pm

1 stop9h 44m

$351

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Sun 11/23

6:30 pm-11:43 am

1 stop14h 13m

Jacksonville

Mon 12/1

12:46 pm-11:28 am

1 stop25h 42m

$385

SeattleJacksonville

SEA - JAX

SEAJAX

Seattle/Tacoma Intl

Sat 9/6

11:58 pm-10:51 am

1 stop7h 53m

Jacksonville

Sat 9/13

7:00 am-3:53 pm

2 stops11h 53m

$423

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How to get the cheapest flight ticket from Seattle to Jacksonville

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

Prices

Airlines

Layovers

What is the cheapest month to fly to Jacksonville?

If you are unable to visit Jacksonville during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $416.

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

According to our data, Tuesday is the cheapest day to fly to Jacksonville from Seattle. The lowest ticket price found for a Tuesday departure recently was $450. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $601.

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

Flying to Jacksonville from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $428 when looking at flights departing in the afternoon. Flights to Jacksonville are more costly in the morning, with an average ticket price of $599. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Seattle/Tacoma Intl to Jacksonville flight route?

Fly from Seattle/Tacoma Intl to Jacksonville for the best Seattle/Tacoma Intl - Jacksonville flight prices

How far in advance should I book a flight to Jacksonville?

You are more likely to see cheaper flights to Jacksonville from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Jacksonville for around $480 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Jacksonville from Seattle for as low as $406 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Jacksonville flights?

There are 1 cabin classes available to choose from on Seattle/Tacoma Intl to Jacksonville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Jacksonville flight prices changed over time?

As of July 2025, prices for Seattle to Jacksonville flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Jacksonville

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Jacksonville according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Jacksonville (SEA to JAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Jacksonville

Best Price Found	$155
Fastest flight time	5h 19m
Direct flights	Sat
Airports in Jacksonville	1 airport

The best one-way flight to Jacksonville from Seattle in the past 72 hours is $155. The best round-trip flight deal from Seattle to Jacksonville found on momondo in the last 72 hours is $325.

The fastest flight from Seattle to Jacksonville takes 5h 19m

Direct flights go from Seattle to Jacksonville on Saturday. The only airline offering direct flights is American Airlines.

There is 1 airport near Jacksonville: Jacksonville (JAX)

Search flight deals

How far is Seattle/Tacoma Intl to Jacksonville by plane?
The distance between Seattle/Tacoma Intl and Jacksonville is about 2450.3 mi. 5h 19m is a normal flight duration for this route.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport?
There are 4 operators available for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport as of July 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Jacksonville Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Jacksonville Airport.
What documentation or ID do you need to fly to Jacksonville Airport?
The travel and health documents you'll need for your trip to Jacksonville 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 Jacksonville 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 Seattle to Jacksonville?
Based on momondo bookings for flights between Seattle and Jacksonville, the leading plane model is Airbus A321-100/200, making up 100.00% of the total bookings.
What is the most popular airline from Seattle to Jacksonville?
Based on momondo bookings for flights between Seattle and Jacksonville, the leading airline is American Airlines, making up 61% of the total bookings. Other popular airlines include Delta with 25%, United Airlines with 8%, and Southwest with 7%.

Best airlines flying from Seattle to Jacksonville

Compare and see reviews for airlines that fly from Seattle to Jacksonville with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $306	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $327	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $336	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Southwest	PriceFrom $370	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

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Orange Park

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Kingsland

Waycross

Atlantic Beach

Neptune Beach

St Johns

Yulee

Cumberland Island

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Jacksonville?

Finding the right flight to Jacksonville from Seattle 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 Jacksonville quick and easy, saving you time and money.

Can I find flights from Seattle to Jacksonville with flexible booking policies on momondo?

Yes. All flights to Jacksonville from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Jacksonville?

momondo provides multiple filters to help you find the best flight to Jacksonville from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Jacksonville right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Jacksonville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Seattle to Jacksonville from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Jacksonville departing on 10/19. 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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United Airlines flights from Seattle to Jacksonville

Our best United Airlines deals on Seattle to Jacksonville flight tickets

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How to get the cheapest flight ticket from Seattle to Jacksonville

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 Jacksonville?

If you are unable to visit Jacksonville during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $416.

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

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

What is the cheapest Seattle/Tacoma Intl to Jacksonville flight route?

Fly from Seattle/Tacoma Intl to Jacksonville for the best Seattle/Tacoma Intl - Jacksonville flight prices

How far in advance should I book a flight to Jacksonville?

What cabin class options are available on Seattle/Tacoma Intl to Jacksonville flights?

There are 1 cabin classes available to choose from on Seattle/Tacoma Intl to Jacksonville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Jacksonville flight prices changed over time?

As of July 2025, prices for Seattle to Jacksonville flights are approximately 30% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Jacksonville?

Sun Country Air, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Jacksonville

What airlines fly to Jacksonville?

Which airport is the most popular layover for flights between Seattle and Jacksonville?

Atlanta (ATL) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Jacksonville?

Flights via Charlotte (CLT) offer the lowest average round-trip price of $411.

Which layover airport has the shortest travel time from Seattle to Jacksonville?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 7h 08m.

Which layover airport has the shortest connection time from Seattle to Jacksonville?

Charlotte (CLT) has the shortest average layover time for this route: 0h 51m.

When to book flights from Seattle to Jacksonville

Cheap Seattle to Jacksonville (SEA to JAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Jacksonville

Best Price Found

Fastest flight time

Direct flights

Airports in Jacksonville

How far is Seattle/Tacoma Intl to Jacksonville by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Jacksonville Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Jacksonville Airport?

What documentation or ID do you need to fly to Jacksonville Airport?

What is the most popular plane model from Seattle to Jacksonville?

What is the most popular airline from Seattle to Jacksonville?

Best airlines flying from Seattle to Jacksonville

Compare and see reviews for airlines that fly from Seattle to Jacksonville with momondo

Traveling to a place near Jacksonville?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Jacksonville?

Can I find flights from Seattle to Jacksonville with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Jacksonville?

I’m not ready to book a flight from Seattle to Jacksonville right now. Can momondo alert me if prices change?

An easier way to manage your Jacksonville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Florida