Cheap flights from Jacksonville to Seattle from $138
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to Seattle departing on 10/31. 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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Sun Country Air flights from Jacksonville to Seattle
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American Airlines flights from Jacksonville to Seattle
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How to get the cheapest flight ticket from Jacksonville to Seattle
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 Seattle?
In general, September is the cheapest month to fly from Jacksonville to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $401. If you don’t want to visit Seattle in September, then you should wait until October to fly from Jacksonville, when ticket prices are also cheap, with an average price of $404.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Jacksonville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $467. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Jacksonville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $586.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Jacksonville in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $516 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $554. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Jacksonville to Seattle/Tacoma Intl flight route?
Fly from Jacksonville to Seattle/Tacoma Intl for the best Jacksonville - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $471 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Jacksonville for as low as $389 on momondo.
What cabin class options are available on Jacksonville to Seattle/Tacoma Intl flights?
There are 1 cabin classes available to choose from on Jacksonville to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Jacksonville to Seattle/Tacoma Intl?
Sun Country Air, Frontier, and Southwest are the most popular carriers operating from Jacksonville to Seattle/Tacoma Intl
What airlines fly to Seattle?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Seattle from Jacksonville according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Jacksonville to Seattle
Cheap Jacksonville to Seattle (JAX to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Jacksonville to Seattle
How far is Jacksonville to Seattle/Tacoma Intl by plane?
The distance between Jacksonville and Seattle/Tacoma Intl is about 2450.3 mi. By plane, this route typically takes 7h 40m.
When did momondo last update prices for flights from Jacksonville Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Jacksonville Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Jacksonville Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Jacksonville Airport to Seattle/Tacoma Intl Airport is 7 as of July 2025.
How old do you have to be to fly from Jacksonville Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Jacksonville Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Jacksonville to Seattle?
Based on momondo bookings for flights between Jacksonville and Seattle, the leading airline is American Airlines, making up 58% of the total bookings. Other popular airlines include Delta with 21%, United Airlines with 11%, and Southwest with 7%.
Best airlines flying from Jacksonville to Seattle
Compare and see reviews for airlines that fly from Jacksonville to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $188 | Free Cancellation | Rating 6.9 339 reviews | |||
| PriceFrom $255 | Free Cancellation | Rating 7.3 2,916 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 8.0 7,982 reviews | |||
| PriceFrom $296 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $313 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $416 | Free Cancellation | Rating 8.0 4,266 reviews | |||
| PriceFrom $456 | Free Cancellation | Rating 8.0 10,000 reviews |
Traveling to a place near Seattle?
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Why should I use momondo to find a flight deal from Jacksonville to Seattle?
Finding the right flight to Seattle from Jacksonville 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 Seattle quick and easy, saving you time and money.
Can I find flights from Jacksonville to Seattle with flexible booking policies on momondo?
All flight searches from Jacksonville to Seattle on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Jacksonville to Seattle?
momondo provides multiple filters to help you find the best flight to Seattle from Jacksonville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Jacksonville to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Jacksonville to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.