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Uncover the best deals on Seattle to Jacksonville flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest SEA - JAX Flights
Useful information for finding best airline tickets from Seattle Tacoma International to Jacksonville International on your next trip.
Cheapest Round Trip Flight
$344
American Airlines
• 1 stop
• 14h 17m
Jun 24 – Jul 05
The cheapest round trip flight from Seattle to Jacksonville (SEA-JAX-SEA) is currently $344
Cheapest One way Flight
$611
Sun Country Airlines
• 3 stops
• 28h 22m
Jul 18
The cheapest one way flight from Seattle to Jacksonville (SEA-JAX) is currently $611
Cheapest Direct Flight
$542
United Airlines
• nonstop
• 6h 56m
Jun 22
The cheapest nonstop flight from Seattle to Jacksonville (SEA-JAX) is currently $542
Fastest Flight
6h 56m
The fastest nonstop flight from Seattle to Jacksonville (SEA-JAX) takes 6h 56m
Latest Flight Deals from Seattle (SEA) to Jacksonville (JAX)
Compare and book low fare round-trip air tickets from Seattle to Jacksonville. Ideal for travelers with confirmed return itineraries.
Jun 24 - Jul 05, Economy
Seattle → Jacksonville
14h 17m
11:03 AM - 11:00 PM • 1 stop
Seattle → Jacksonville
24h 14m
9:11 AM - 9:05 PM • 2 stops
American Airlines
Jun 24 - Jul 05, Economy
Seattle → Jacksonville
22h
7:39 AM - 11:59 PM • 1 stop
Seattle → Jacksonville
15h 19m
4:23 PM - 10:42 PM • 1 stop
United Airlines
Jun 24 - Jul 05, Economy
Seattle → Jacksonville
15h 50m
5:15 AM - 6:05 PM • 1 stop
Seattle → Jacksonville
15h 15m
4:55 PM - 11:10 PM • 1 stop
Southwest Airlines
Jun 24 - Jul 05, Economy
Seattle → Jacksonville
17h 10m
11:05 PM - 12:35 PM • 2 stops
Seattle → Jacksonville
18h 30m
6:05 AM - 2:15 PM • 1 stop
Southwest Airlines
Jun 24 - Jul 05, Economy
Seattle → Jacksonville
22h 14m
11:59 PM - 4:33 PM • 2 stops
Seattle → Jacksonville
69h 8m
6:29 PM - 9:17 AM • 2 stops
Sun Country Airlines
Explore competitive one-way airfare options for SEA - JAX flights. Best suited for flexible or open-ended travel plans.
Jul 18, Economy
Seattle → Jacksonville
28h 22m
11:59 PM - 8:01 PM • 3 stops
Sun Country Airlines
Flying to Jacksonville soon? We've surfaced some of the most affordable last-minute flights from Seattle to Jacksonville, ideal for urgent plans or spontaneous trips.
Jun 30 - Jun 30, Economy
Seattle → Jacksonville
9h 10m
5:15 AM - 6:05 PM • 1 stop
Seattle → Jacksonville
21h 55m
1:55 PM - 8:10 PM • 1 stop
Southwest Airlines
Jun 30 - Jun 30, Economy
Seattle → Jacksonville
12h 13m
6:00 AM - 4:33 PM • 1 stop
Seattle → Jacksonville
12h 35m
7:04 PM - 11:59 PM • 1 stop
Delta Airlines
Jun 30 - Jun 30, Economy
Seattle → Jacksonville
12h 17m
5:00 AM - 3:37 PM • 1 stop
Seattle → Jacksonville
32h 27m
7:10 PM - 11:57 AM • 1 stop
United Airlines
Jun 30 - Jun 30, Economy
Seattle → Jacksonville
13h 21m
6:00 AM - 5:01 PM • 1 stop
Seattle → Jacksonville
13h 39m
7:40 PM - 12:59 AM • 1 stop
American Airlines
Jun 30 - Jun 30, Economy
Seattle → Jacksonville
15h 45m
12:49 AM - 1:34 PM • 1 stop
Seattle → Jacksonville
12h 34m
6:05 PM - 10:59 PM • 1 stop
American Airlines
Looking for the fastest way to Jacksonville? These direct flight options from SEA to JAX offer both convenience and value—no layovers, just straight to your destination.
FAQs on Seattle to Jacksonville Flights
What are the airports in Seattle?
SEA
What’s the most popular airline flying from SEA to JAX?
The most popular airline flying from Seattle to Jacksonville are
Can I fly from SEA to JAX non-stop?
Yes, you can fly SEA to JAX non-stop on
Which airlines fly nonstop between Seattle and Jacksonville?
The non-stop flights between Seattle and Jacksonville are .
What’s the earliest departure time from SEA to JAX Airport?
The earliest flight leaves SEA at 12:17 am and lands in JAX - Jacksonville International
What are the airports in Jacksonville?
JAX
Can I make changes to my Seattle to Jacksonville flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SEA to JAX?
Read the fare rules of the Seattle to Jacksonville air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Seattle and Jacksonville?
operate flights between Seattle and Jacksonville
How long does a flight from Seattle to Jacksonville take?
It takes approximately 6 hour to fly non-stop from SEA to JAX, which is 2442.78 miles by air.
Which airlines provide the cheapest flights from Seattle (SEA) to Jacksonville (JAX) ?
In the past couple of days, the cheapest tickets to JAX from SEA were found on UA : USD 1022
Do I need a passport to fly between SEA and JAX?
No
What’s the latest departure time from SEA to JAX ?
The last flight leaves SEA at 11:59 pm
Seattle (SEA) to Jacksonville (JAX): Airport Information
| Origin Airport | Seattle Tacoma International , Seattle, US |
| Destination Airport | Jacksonville International , Jacksonville, US |
| Distance | 2443 miles |
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