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JAX - SEA

$109 Find Cheap Flights from Jacksonville to Seattle - Compare and Save

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Everything you should know

Cheapest round-trip
$240
Typical prices: $434-$597
Frontier
Tue 11/6Fri 11/9
JAX - SEA • 2 stops
Cheapest one-way
$109
Typical prices: $238-$431
Frontier
Tue 12/11
JAX - SEA • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Jacksonville and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
26 weeks
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 49% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 17% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Baltimore/Washington (BWI)
Cheapest • Avg $428 (round-trip)
Atlanta Hartsfield-Jackson (ATL)
Shortest trip • 7h 41m (one-way)
Insights
Insights
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We hope you love your trip to Seattle!

Cheap Flights from Jacksonville to Seattle (JAX-SEA)

 

Cheap flights from Jacksonville to Seattle with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Fri, Nov 6 - Mon, Nov 9
Frontier Logo
8:10 pm - 3:12 pmJAX  Jacksonville-SEA Seattle/Tacoma Intl
22h 02m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
7:48 pm - 6:11 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
19h 23m2 stops Los Angeles Atlanta Hartsfield-Jackson
$240Frontier
Thu, Oct 29 - Mon, Nov 2
American Airlines Logo
6:40 am - 2:17 pmJAX  Jacksonville-SEA Seattle/Tacoma Intl
10h 37m1 stop Chicago O'Hare Intl
American Airlines Logo
9:45 pm - 10:06 amSEA  Seattle/Tacoma Intl-JAX Jacksonville
9h 21m1 stop Charlotte Douglas
$311American Airlines
Thu, Dec 17 - Tue, Jan 5
United Airlines Logo
4:53 pm - 10:32 pmJAX  Jacksonville-SEA Seattle/Tacoma Intl
8h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
8:08 am - 8:19 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
9h 11m1 stop Washington, D.C. Dulles Intl
$311United Airlines
Thu, Feb 11 - Wed, Feb 17
United Airlines Logo
5:15 pm - 10:38 pmJAX  Jacksonville-SEA Seattle/Tacoma Intl
8h 23m1 stop Houston George Bush Intcntl
United Airlines Logo
7:00 am - 6:02 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
8h 02m1 stop Chicago O'Hare Intl
$311United Airlines
Thu, Oct 29 - Wed, Nov 4
American Airlines Logo
5:11 pm - 12:10 amJAX  Jacksonville-SEA Seattle/Tacoma Intl
9h 59m1 stop Dallas/Fort Worth
American Airlines Logo
6:14 am - 5:02 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
7h 48m1 stop Chicago O'Hare Intl
$311American Airlines
Tue, Nov 3 - Sun, Nov 8
Frontier Logo
7:03 pm - 3:12 pmJAX  Jacksonville-SEA Seattle/Tacoma Intl
23h 09m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
7:48 pm - 6:11 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
19h 23m2 stops Los Angeles Atlanta Hartsfield-Jackson
$315Frontier
Thu, Nov 5 - Thu, Nov 12
Southwest Logo
7:05 pm - 12:45 amJAX  Jacksonville-SEA Seattle/Tacoma Intl
8h 40m1 stop Chicago Midway
Southwest Logo
5:15 am - 11:50 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
15h 35m2 stops Phoenix Sky Harbor Intl Houston Hobby
$322Southwest
Tue, Feb 9 - Wed, Feb 17
Delta Logo
11:29 am - 6:59 pmJAX  Jacksonville-SEA Seattle/Tacoma Intl
10h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:15 am - 9:10 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
10h 55m1 stop New York John F Kennedy Intl
$377Delta
Mon, Nov 23 - Mon, Dec 7
Delta Logo
5:05 am - 10:05 amJAX  Jacksonville-SEA Seattle/Tacoma Intl
8h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:59 pm - 10:13 amSEA  Seattle/Tacoma Intl-JAX Jacksonville
7h 14m1 stop Atlanta Hartsfield-Jackson
$377Delta
Wed, Nov 25 - Wed, Dec 9
Southwest Logo
6:55 pm - 1:20 amJAX  Jacksonville-SEA Seattle/Tacoma Intl
9h 25m1 stop Chicago Midway
Southwest Logo
9:25 am - 9:15 pmSEA  Seattle/Tacoma Intl-JAX Jacksonville
8h 50m2 stops Denver Intl Nashville Intl
$382Southwest

Price, demand and travel trends for Jacksonville to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Jacksonville to Seattle?

Round-trip flights from Jacksonville to Seattle typically range from $434 to $597. The lowest price found in the past 5 days was $240, on Frontier.

What's the cheapest day of the week to fly from Jacksonville to Seattle?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Jacksonville to Seattle. It’s 5% cheaper than the average day, while Sunday is the most expensive, with prices 13% higher.

What’s the cheapest month to fly from Jacksonville to Seattle?

•February is the cheapest month to fly from Jacksonville to Seattle at $411 round-trip.
•March ($626) and December ($572) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 52% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Jacksonville to Seattle the cheapest?

Flights from Jacksonville to Seattle are cheapest 26 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Jacksonville to Seattle flights

Low season

February

Cheapest flight

$109
Beat the crowds with an average 62% drop in travelers.
The most popular month to fly with an average 60% increase in travelers.
One-way flight from Jacksonville to Seattle

When to book flights from Jacksonville to Seattle

Are your dates flexible? Find out the best times to travel from Jacksonville to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Jacksonville to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Jacksonville to Seattle?

    Two cabin classes are available on flights from Jacksonville to Seattle:

    • Economy Class
    • First Class

  • How long is a flight from Jacksonville to Seattle?

    A nonstop flight from Jacksonville to Seattle takes 00m, covering 2,438 miles.

  • Do I need a passport to fly from Jacksonville to Seattle?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Jacksonville to Seattle flight?

    Round-trip flights from Jacksonville to Seattle range from $434 to $597, with an average of $496 over the past 12 months. Anything below $434 counts as a good deal.

  • How expensive are last-minute Jacksonville to Seattle flights?

    Last-minute fares on this route (booked within two weeks of departure) run 71% above the $496 route average. Book 26 weeks before departure for the lowest fares.

  • Have flight prices from Jacksonville to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $240 to $2,393. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Jacksonville to Seattle looking right now?

    One-way fares from Jacksonville to Seattle are currently lower than usual. Average one-way flight prices are about $149, which is 50% below the typical average for this route.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Hertz

  • Which airports can I use when flying from Jacksonville to Seattle?

    Flights from Jacksonville to Seattle usually depart from Jacksonville (JAX) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Jacksonville to Seattle pass through?

    One-stop flights from Jacksonville to Seattle most commonly connect through:

    • Dallas/Fort Worth (DFW) - 32% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 24% of one-stop connections
    • Charlotte Douglas (CLT) - 15% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 9% of one-stop connections

  • Can I save money by using flexible dates for flights from Jacksonville to Seattle?

    Yes. Flexible dates can save you up to 16% on flights from Jacksonville to Seattle. Wednesday is the cheapest departure day at $476 round-trip on average, while Sunday is the most expensive at $563, a difference of $87.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Jacksonville to Seattle?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 7h 41m, compared with 7h 44m via Lambert-St Louis (STL) and 8h 07m via Denver Intl (DEN).

  • What is the time difference between Jacksonville and Seattle?

    Seattle is 3 hours behind Jacksonville (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

  • Where can I relax at Jacksonville International Airport before flying to Seattle?

    Delta Sky Club at JAX is near gate A3 in the main terminal. It offers drinks, comfy seats, and dining options. It also has showers for you to freshen up before you travel. To access this lounge, you must be a first or business class member and a Delta SkyMiles member with elite status. If you do not meet these criteria, you can purchase a day pass to the Sky Club.

  • Are there layovers on flights from Jacksonville to Seattle?

    Layovers on this route frequently include Atlanta, Denver, and Dallas. American, Delta, and United Airlines use these cities as stopovers. These layover spots offer flexibility in travel plans and connect flights when nonstop flights are unavailable. Layover durations depend on the airline's route and travel dates.

  • What carry-on and baggage regulations should I know about on flights from Jacksonville to Seattle?

    Economy passengers on American and Delta Air Lines are allowed one personal item, a bag with a maximum weight of 40 lbs and dimensions of 22 x 14 x 9 inches. Business or first class travelers can bring one individual item and two carry-on items with dimensions of 22 × 14 × 9 inches and a maximum weight of 70 lbs.

  • Which airlines flying between Jacksonville and Seattle are sustainable?

    Environmentally friendly airlines from Jacksonville to Seattle include Southwest and JetBlue Airlines. Southwest Airlines has implemented several initiatives to reduce its carbon footprint, such as using fuel-efficient planes. JetBlue Airlines uses sustainable aviation fuel and works on facilitating and recycling waste.

Your guide to booking Jacksonville to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $476, about $87 less than Sunday fares (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 49% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Jacksonville to Seattle trip for February. Fares historically average $411 round-trip in that month - typically $215 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport
  • Jacksonville's primary airport is Jacksonville International Airport (JAX). JAX is located around 15 miles north of downtown. American, Southwest, and JetBlue Airlines serve JAX. The airport is linked to transit options like taxis, cars, and ride-sharing services, making traveling to the airport quick. It offers international flights to Toronto and other destinations in Canada, but JAX specializes in domestic flights.
  • United Airlines is a viable option if you wish to upgrade to first class. Upgrades are offered to non-elite members who purchase them at the gate or check-in. Depending on availability and status, elite members can take advantage of the airline's complimentary upgrades. Availability and pricing for upgrades may vary, so it's best to check directly with United Airlines.
  • American and United Airlines are good options for business travelers from Jacksonville to Seattle. American Airlines offers lie-flat seats allowing all passengers to sit more comfortably during the flight. United Airlines has noise-canceling headphones. These headphones help keep you more focused while working, and the chances of getting distracted are minimal.
  • Seattle-Tacoma International Airport (SEA) is the city's major airport. It operates many domestic flights to Los Angeles, Chicago, and Denver. SEA is a hub for Alaska Airlines. SEA is connected to modes of transportation, including rental cars, taxis, and buses, making it simple for all travelers to get to and from the airport.
  • Frontier and Spirit Airlines offer affordable flights between Jacksonville and Seattle. Frontier Airlines offers budget-friendly fares by charging for optional services instead of including them in the ticket and operates a route-route network which allows it to keep costs low. Spirit Airlines has low base fares and uses fuel-efficient aircraft to keep operating prices low.

More options for your flight from Jacksonville to Seattle

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