$316+ Cheap flights from Decatur to Seattle (DEC - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — SEA
Jul 23 — Jul 301

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What is the cheapest time of day to fly from DEC to SEA?

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

Cheap Decatur to Seattle flights in July & August 2024

Find cheap flight options from Decatur to Seattle specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,020 searches. Prices were last updated on July 18, 2024.
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/1811:45 amDEC - SEA
1 stop8h 38mUnited Airlines
Sat 8/246:00 amSEA - DEC
2 stops26h 55mUnited Airlines
Deal found 7/18$468
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/185:20 pmDEC - SEA
1 stop7h 42mUnited Airlines
Sat 8/245:00 pmSEA - DEC
1 stop15h 55mUnited Airlines
Deal found 7/18$499
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/1811:45 amDEC - SEA
1 stop8h 38mUnited Airlines
Sat 8/247:20 amSEA - DEC
3 stops31h 14mUnited Airlines
Deal found 7/18$575

Decatur to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Decatur and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/1811:45 amDEC - SEA
1 stop8h 38mUnited Airlines
Sat 8/246:00 amSEA - DEC
2 stops26h 55mUnited Airlines
Deal found 7/18$468
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/185:20 pmDEC - SEA
1 stop7h 42mUnited Airlines
Sat 8/245:00 pmSEA - DEC
1 stop15h 55mUnited Airlines
Deal found 7/18$499
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/1811:45 amDEC - SEA
1 stop8h 38mUnited Airlines
Sat 8/247:20 amSEA - DEC
3 stops31h 14mUnited Airlines
Deal found 7/18$575

One-way flights to Seattle from Decatur

Search for one-way flight options from Decatur to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/1011:45 amDEC - SEA
1 stop12h 40mUnited Airlines
Deal found 7/17$316
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/1011:45 amDEC - SEA
2 stops12h 50mUnited Airlines
Deal found 7/17$348
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/1011:45 amDEC - SEA
3 stops13h 00mUnited Airlines
Deal found 7/17$671

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

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

41 - 66.2 °F

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 July 18, 2024.
7.4
Good
10,000 reviews

Comfort

7.2

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.7

Overall

7.4

Reviews

1 / 10

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

7.4
Good
10,000 reviews
7.4
Good
10,000 reviews

Comfort

7.2

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.7

Overall

7.4

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 Decatur to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What does DEC to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Decatur Arpt Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a DEC to SEA flight.

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

    The amount of baggage you can bring on your Decatur to Seattle 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 Decatur to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Decatur to Seattle 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 Decatur to Seattle that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Decatur 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.

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

    Many airlines flying from Decatur to Seattle 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 Decatur to Seattle?

    Yes, you can often find last-minute deals on Decatur to Seattle 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 Decatur, Illinois to Seattle flight deals updated?

    The Decatur, Illinois to Seattle flight deals you see on this page were last updated on 7/18.

  • What is the cheapest month to book a flight from Decatur, Illinois to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Decatur, Illinois to Seattle (average of $246). Flying from Decatur, Illinois to Seattle in July is currently the most expensive (average of $410). 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

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Top airline flying from Decatur to Seattle

Discover the top airline that operate flights from Decatur 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 2,689,020 searches. Data last updated July 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$439Average$542FlexibilityNo cancel feeOn-time69%

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