The cheapest times to fly from SEA to JAX are
- January 1st to March 4th (except the week of February 12th)
- April 16th to May 6th
- August 13th to November 18th
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to JAX is late January. Prices can be as high as $1024 for Sunday flights during mid December, or as low as $293 for Tuesday flights around late January.
When to Fly to Jacksonville
Flying from Seattle, WA (SEA) to Jacksonville, FL (JAX) will usually cost between $301 to $608 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $310. Due to high demand the most expensive time to fly is mid December, with an average price of $584. Planning your trip to low-cost times can easily save you $274 on economy flights and even more on first-class flights. Generally, any price below $354 can be considered a good price for a round-trip SEA to JAX flight.
See below for a graph of average weekly prices for the SEA to JAX route. All prices are for round-trip tickets in USD.
Compared to other flights, the SEA to JAX flight is much cheaper than the average and costs much less than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.09, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $157 (33%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $320. Return trip prices are from the JAX to SEA flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from SEA to JAX can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 22 minutes may not be realistic.
Flight Questions Answered
Still have questions about flying from SEA to JAX? We’ve got answers.
Which airlines fly this route?
You can find 11 major airlines flying this route most often: Alaska, American, Delta, Emirates, Frontier, Hawaiian, JetBlue, Qatar Airways, Southwest, Spirit, United, and potentially more during busy seasons.
How far away is it from Jacksonville International Airport to Seattle/Tacoma International Airport?
The distance between the two airports is roughly 2439 miles or 3925 kilometers.
How long does it take to fly from SEA to JAX?
The real-world flight time for a nonstop SEA to JAX flight is about 5 hour 22 minutes.
How many flights go between Seattle, WA and Jacksonville, FL?
It depends on the day of the week and the date, but a typical day might have around 97 available flights from SEA to JAX.
Airport Location Info
|Origination airport name||Seattle/Tacoma International Airport|
|Country||the United States|
|Destination airport name||Jacksonville International Airport|
|Country||the United States|
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.