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$490+ Cheap flights from Jacksonville, NC to Seattle (OAJ - SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAJ — SEA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Jacksonville to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (OAJ) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$427
(Delta)

Popular in

March

Cheapest in

November

Average price

$658
From Jacksonville Albert J Ellis to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Jacksonville to Seattle

Best flights from Jacksonville to Seattle
Discover carefully curated flight deals from Jacksonville to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:40 amOAJ - SEA
2 stops16h 45mDelta
Wed 3/116:00 amSEA - OAJ
1 stop8h 43mDelta
Deal found 9/15$490
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:17 pmOAJ - SEA
2 stops11h 51mAmerican Airlines
Wed 3/115:45 amSEA - OAJ
2 stops12h 50mAmerican Airlines
Deal found 9/14$812

Cheapflights Fare Finder

 
Customize your flight search to find flights from Jacksonville to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Jacksonville to Seattle that are best for you.

Fly from

Jacksonville

Fly to

Seattle

Route

Depart

Return

Price

JacksonvilleSeattle

OAJ - SEA

OAJSEA

Jacksonville Albert J Ellis

Tue 3/10

5:40 am-7:25 pm

2 stops16h 45m

Seattle/Tacoma Intl

Wed 3/11

6:00 am-5:43 pm

1 stop8h 43m

$490

JacksonvilleSeattle

OAJ - SEA

OAJSEA

Jacksonville Albert J Ellis

Tue 3/10

2:17 pm-11:08 pm

2 stops11h 51m

Seattle/Tacoma Intl

Wed 3/11

5:45 am-9:35 pm

2 stops12h 50m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Jacksonville to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Jacksonville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from Jacksonville, North Carolina to Seattle (average of $238). Flying from Jacksonville, North Carolina to Seattle in June is currently the most expensive (average of $387). 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.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Jacksonville to Seattle, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Jacksonville to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Jacksonville, North Carolina to Seattle?

    Departing from Jacksonville, North Carolina to Seattle will take you 11h 51m. Airlines will cover a distance of 2443 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Jacksonville, North Carolina to Seattle round-trip?

    Cheapflights users have booked flights from Jacksonville, North Carolina to Seattle round-trip from $436. Another airline that can offer you cheap pricing is American Airlines. Delta is currently priced 28% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Jacksonville to Seattle 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 Jacksonville, North Carolina to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Jacksonville, North Carolina to Seattle (average of $238). Flying from Jacksonville, North Carolina to Seattle in June is currently the most expensive (average of $387). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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Top 2 airlines flying from Jacksonville to Seattle

Discover the top 2 airlines that operate flights from Jacksonville to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$436Average$678FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$487Average$639FlexibilityNo cancel feeOn-time71%

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