Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 46% on your flight compared to booking on days when demand is much higher.
When flying from Seattle to Decatur, Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 20% versus a flight in the morning.
Seattle/Tacoma Intl
Decatur Arpt
2 stops
10h 21mDecatur Arpt
Seattle/Tacoma Intl
1 stop
7h 17mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
2 stops
10h 21mDecatur Arpt
Seattle/Tacoma Intl
2 stops
11h 26mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
1 stop
15h 53mDecatur Arpt
Seattle/Tacoma Intl
1 stop
20h 07mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
2 stops
10h 21mDecatur Arpt
Seattle/Tacoma Intl
1 stop
7h 17mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
2 stops
10h 21mDecatur Arpt
Seattle/Tacoma Intl
2 stops
11h 26mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
1 stop
15h 03mDecatur Arpt
Seattle/Tacoma Intl
1 stop
16h 31mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
1 stop
15h 03mDecatur Arpt
Seattle/Tacoma Intl
1 stop
16h 31mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
1 stop
19h 11mDecatur Arpt
Seattle/Tacoma Intl
2 stops
11h 49mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
1 stop
8h 01mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
2 stops
19h 35mUnited Airlines
Seattle/Tacoma Intl
Decatur Arpt
3 stops
12h 09mUnited Airlines
Crew
Food
Overall
Comfort
Boarding
Entertainment
Reviews
Delayed connection, and my luggage disappeared per 2 days, after has been delivered midnight... Definitely wasn't a good experience...
Crew
Food
Overall
Comfort
Boarding
Entertainment
Reviews
Delayed connection, and my luggage disappeared per 2 days, after has been delivered midnight... Definitely wasn't a good experience...
United Airlines is one of the carriers that may have flexible change policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from Seattle to Decatur, Illinois for under $700. The cheapest flight booked recently is on United Airlines for just $658, but on average you can expect to pay $663.
Looking for the cheapest flight from Seattle to Decatur, Illinois? While on average our users pay $753, our data indicates the cheapest price to be $432. The most popular route (Seattle/Tacoma Intl - Decatur Arpt), is priced around $624.