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Cheap flights from Seattle to Jacksonville from C$ 228

SEA — JAX
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Jacksonville

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Jacksonville

Thu 3/128:09 a.m. -
1 stop9h 01m
Mon 7/124:45 p.m. -
1 stop8h 58m
Deal found 29/10C$ 448
Tue 8/1210:40 p.m. -
1 stop8h 33m
Mon 14/125:45 p.m. -
1 stop9h 10m
Deal found 29/10C$ 455
Tue 8/128:30 a.m. -
2 stops11h 43m
Thu 10/125:25 p.m. -
1 stop8h 26m
Deal found 27/10C$ 462
Fri 11/127:00 a.m. -
1 stop7h 58m
Wed 16/124:45 p.m. -
1 stop9h 00m
Deal found 28/10C$ 476
Mon 14/125:05 a.m. -
1 stop7h 17m
Tue 22/124:53 p.m. -
1 stop8h 39m
Deal found 26/10C$ 502
Tue 8/126:30 a.m. -
1 stop12h 40m
Fri 11/122:10 p.m. -
2 stops11h 55m
Deal found 30/10C$ 506
Mon 7/1211:59 p.m. -
1 stop7h 45m
Fri 8/19:20 a.m. -
2 stops12h 12m
Deal found 28/10C$ 509
Thu 3/126:30 a.m. -
1 stop12h 40m
Thu 10/121:30 p.m. -
2 stops12h 20m
Deal found 28/10C$ 517
Fri 11/127:00 a.m. -
1 stop7h 58m
Tue 15/124:45 p.m. -
1 stop8h 58m
Deal found 30/10C$ 520

Find flight deals from Seattle to Jacksonville

Round-trip from

C$ 448

One-way from

C$ 228

Popular in

December

Cheapest in

August

Average price

C$ 762
United Airlines
  • United Airlines
  • 3/12-7/12
  • 2 total stops
  • 17h 59m total
  • Seattle to Jacksonville
Search Deals
United Airlines
  • United Airlines
  • 12/12-31/12
  • 1 total stop
  • 7h 40m total
  • Seattle to Jacksonville
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to Jacksonville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Sat 12/12

10:40 p.m.-8:45 a.m.

1 stop7h 05m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 228

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Sat 12/12

7:30 p.m.-10:44 a.m.

2 stops12h 14m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 235

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Thu 24/12

10:50 p.m.-10:37 a.m.

1 stop8h 47m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 264

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Tue 1/12

11:59 p.m.-10:44 a.m.

1 stop7h 45m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 264

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Fri 4/12

7:30 p.m.-10:44 a.m.

2 stops12h 14m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 283

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Sun 20/12

11:14 p.m.-11:13 a.m.

1 stop8h 59m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 329

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Sun 28/3

9:55 p.m.-10:49 a.m.

1 stop9h 54m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 355

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Fri 11/12

7:30 p.m.-10:44 a.m.

2 stops12h 14m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 358

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Thu 24/12

5:40 a.m.-9:20 p.m.

2 stops12h 40m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 404

SeattleJacksonville

SEA Seattle/Tacoma Intl - JAX Jacksonville

SEAJAX

Seattle/Tacoma Intl

Thu 24/12

9:33 p.m.-10:52 a.m.

1 stop10h 19m

Jacksonville

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 446

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Jacksonville

How far ahead should I book a flight from Seattle to Jacksonville?

The best time to book flights from Seattle to Jacksonville is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Jacksonville?

Currently, August is the cheapest month in which you can book a flight from Seattle to Jacksonville (average of C$ 634). Flying from Seattle to Jacksonville in December is currently the most expensive (average of C$ 785). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Seattle to Jacksonville?

Airfare is below average for this route at the moment.

Seattle to Jacksonville flights typically cost between C$ 526 and C$ 1,046 in December.
The cheapest round-trip price found within the last 5 days was C$ 448 on United Airlines (3 Dec-7 Dec).

Related info for your journey

  • How long is the flight from Seattle to Jacksonville?

    For as low as C$ 534, Southwest can have you in Jacksonville from Seattle in 8h 55m. There are 3924 km between Seattle and Jacksonville. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Seattle to Jacksonville that include hotel bookings?

    Yes. In addition to deals on Seattle to Jacksonville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Jacksonville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Jacksonville.

  • Can I find deals for business class flights from Seattle to Jacksonville?

    Yes. Cheapflights offers flight deals from Seattle to Jacksonville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Jacksonville?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Jacksonville (average of C$ 634). Flying from Seattle to Jacksonville in December is currently the most expensive (average of C$ 785). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
Kingsland
Jacksonville Beach

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Jacksonville

Seattle to Fort Lauderdale flights
Seattle to Orlando flights
Seattle to Tampa flights
Seattle to Miami flights
Bellingham to Miami flights

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How does Cheapflights help users find flights from Seattle to Jacksonville?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Jacksonville. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Jacksonville?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Jacksonville from Seattle.

Can Cheapflights find flights from Seattle to Jacksonville with no change fees?

Yes! Cheapflights helps users easily find flights from Seattle to Jacksonville with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Jacksonville become cheaper?

Yes! Start tracking prices for Seattle to Jacksonville flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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