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$465+ Cheap flights from Seattle to Decatur (SEA - DEC)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DEC
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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What is the cheapest time of day to fly from SEA to DEC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Decatur, Illinois as you normally would.

Cheap Seattle to Decatur flights in July & August 2024

Find cheap flight options from Seattle to Decatur specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/72:25 pmSEA - DEC
2 stops18h 21mUnited Airlines
Sat 8/1011:45 amDEC - SEA
1 stop8h 57mUnited Airlines
Deal found 7/24$465
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2511:59 pmSEA - DEC
1 stop8h 56mUnited Airlines
Sat 8/3111:45 amDEC - SEA
2 stops12h 37mUnited Airlines
Deal found 7/25$474
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/256:45 amSEA - DEC
2 stops26h 10mUnited Airlines
Sat 8/3111:45 amDEC - SEA
2 stops12h 37mUnited Airlines
Deal found 7/25$487
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/612:30 amSEA - DEC
1 stop8h 16mUnited Airlines
Sat 8/1011:45 amDEC - SEA
1 stop8h 57mUnited Airlines
Deal found 7/24$489
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amSEA - DEC
2 stops26h 55mUnited Airlines
Fri 8/305:09 pmDEC - SEA
2 stops31h 13mUnited Airlines
Deal found 7/23$518
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/72:25 pmSEA - DEC
2 stops18h 21mUnited Airlines
Sat 8/1011:45 amDEC - SEA
2 stops28h 44mUnited Airlines
Deal found 7/24$529
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amSEA - DEC
2 stops26h 55mUnited Airlines
Fri 8/305:09 pmDEC - SEA
1 stop27h 43mUnited Airlines
Deal found 7/23$543
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/612:30 amSEA - DEC
1 stop8h 16mUnited Airlines
Sat 8/1011:45 amDEC - SEA
2 stops12h 50mUnited Airlines
Deal found 7/24$564
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2411:59 pmSEA - DEC
1 stop8h 56mUnited Airlines
Fri 8/305:09 pmDEC - SEA
1 stop27h 43mUnited Airlines
Deal found 7/23$579

Seattle to Decatur 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Decatur in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/72:25 pmSEA - DEC
2 stops18h 21mUnited Airlines
Sat 8/1011:45 amDEC - SEA
1 stop8h 57mUnited Airlines
Deal found 7/24$465
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2511:59 pmSEA - DEC
1 stop8h 56mUnited Airlines
Sat 8/3111:45 amDEC - SEA
2 stops12h 37mUnited Airlines
Deal found 7/25$474
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/256:45 amSEA - DEC
2 stops26h 10mUnited Airlines
Sat 8/3111:45 amDEC - SEA
2 stops12h 37mUnited Airlines
Deal found 7/25$487
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/612:30 amSEA - DEC
1 stop8h 16mUnited Airlines
Sat 8/1011:45 amDEC - SEA
1 stop8h 57mUnited Airlines
Deal found 7/24$489
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amSEA - DEC
2 stops26h 55mUnited Airlines
Fri 8/305:09 pmDEC - SEA
2 stops31h 13mUnited Airlines
Deal found 7/23$518
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/72:25 pmSEA - DEC
2 stops18h 21mUnited Airlines
Sat 8/1011:45 amDEC - SEA
2 stops28h 44mUnited Airlines
Deal found 7/24$529
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/246:00 amSEA - DEC
2 stops26h 55mUnited Airlines
Fri 8/305:09 pmDEC - SEA
1 stop27h 43mUnited Airlines
Deal found 7/23$543
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/612:30 amSEA - DEC
1 stop8h 16mUnited Airlines
Sat 8/1011:45 amDEC - SEA
2 stops12h 50mUnited Airlines
Deal found 7/24$564
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2411:59 pmSEA - DEC
1 stop8h 56mUnited Airlines
Fri 8/305:09 pmDEC - SEA
1 stop27h 43mUnited Airlines
Deal found 7/23$579

Find flights from Seattle to Decatur within your budget

Customize your flight search to find flights from Seattle to Decatur 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$465 - $627

Route

Depart

Return

Price

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Wed 8/7

2 stops18h 21m

Decatur Arpt

Sat 8/10

1 stop8h 57m

$465

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Tue 8/6

1 stop8h 16m

Decatur Arpt

Sat 8/10

1 stop8h 57m

$489

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Sat 8/24

2 stops26h 55m

Decatur Arpt

Fri 8/30

2 stops31h 13m

$518

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Wed 8/7

2 stops18h 21m

Decatur Arpt

Sat 8/10

2 stops28h 44m

$529

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Sat 8/24

2 stops26h 55m

Decatur Arpt

Fri 8/30

1 stop27h 43m

$543

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Tue 8/6

1 stop8h 16m

Decatur Arpt

Sat 8/10

2 stops12h 50m

$564

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Sat 8/24

1 stop8h 56m

Decatur Arpt

Fri 8/30

1 stop27h 43m

$579

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Mon 8/5

1 stop8h 16m

Decatur Arpt

Fri 8/9

1 stop18h 29m

$615

Seattle/Tacoma IntlDecatur Arpt

SEA - DEC

SEADEC

Seattle/Tacoma Intl

Sat 8/24

3 stops24h 00m

Decatur Arpt

Fri 8/30

2 stops31h 13m

$627

Flights are sorted by cheapest first

Deals found on 7/24

No data available for this route at this time. Please check back soon.

Best time to book a flight from Seattle to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur from Seattle 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.

Reviews of airlines servicing Decatur

Get insights into the airlines that provide service to Decatur. 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 Decatur. Reviews last updated July 25, 2024.
United Airlines
7.4
Good
10,000 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 10

More comfort and free, fast Wi-Fi would always be appreciated.

United Airlines
7.4
Good
10,000 reviews
United Airlines
7.4
Good
10,000 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 10

More comfort and free, fast Wi-Fi would always be appreciated.

Related info for your journey

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

  • Can I find flights from Seattle to Decatur, Illinois for under $500 on Cheapflights?

    Yes, there are multiple flights from Seattle to Decatur, Illinois for under $500. The cheapest flight booked recently is on United Airlines for just $465, but on average you can expect to pay $591.

  • What does SEA to DEC mean?

    SEA stands for Seattle/Tacoma Intl Airport, while DEC stands for Decatur Arpt Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Seattle to Decatur that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Decatur flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Decatur with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Decatur flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Decatur by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Decatur that allow pets onboard?

    Many airlines flying from Seattle to Decatur offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Decatur?

    Yes, you can often find last-minute deals on Seattle to Decatur flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Decatur, Illinois flight deals updated?

    The Seattle to Decatur, Illinois flight deals you see on this page were last updated on 7/25.

See more FAQs

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Search flights from Seattle to Decatur by cabin class

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