Cheap flights from Seattle to Decatur (SEA - DEC)

SEA — DEC
Feb 1 — Feb 81

What is the cheapest day to fly round-trip from Seattle to Decatur, Illinois?

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 is the cheapest time to fly from Seattle to Decatur, Illinois (SEA - DEC)?

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.

Cheap flights from Seattle to Decatur in January, February 2023

The best prices found for SEA to DEC flights for January, February
Jan 27 - Jan 29
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

2 stops

10h 21m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

1 stop

7h 17m
$624

United Airlines

Pick Dates

Deal found 1/24

Jan 27 - Jan 29
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

2 stops

10h 21m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

2 stops

11h 26m
$628

United Airlines

Pick Dates

Deal found 1/24

Jan 27 - Jan 29
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

1 stop

15h 53m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

1 stop

20h 07m
$712

United Airlines

Pick Dates

Deal found 1/24

Seattle to Decatur 2023 flight deals

Cheap flights to Decatur from Seattle found for this year
Jan 27 - Jan 29
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

2 stops

10h 21m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

1 stop

7h 17m
$624

United Airlines

Pick Dates

Deal found 1/24

Jan 27 - Jan 29
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

2 stops

10h 21m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

2 stops

11h 26m
$628

United Airlines

Pick Dates

Deal found 1/24

Apr 1 - Apr 7
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

1 stop

15h 03m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

1 stop

16h 31m
$658

United Airlines

Pick Dates

Deal found 1/25

Cheap United Airlines flights from Seattle to Decatur

Apr 1 - Apr 7
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

1 stop

15h 03m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

1 stop

16h 31m
$658

United Airlines

Pick Dates

Deal found 1/25

Apr 1 - Apr 7
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

1 stop

19h 11m
DEC

Decatur Arpt

SEA

Seattle/Tacoma Intl

2 stops

11h 49m
$668

United Airlines

Pick Dates

Deal found 1/25

One-way flights to Decatur from Seattle

The cheapest one-way flights from Seattle to Decatur
Jun 2
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

1 stop

8h 01m
$261

United Airlines

Pick Dates

Deal found 1/25

Jun 2
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

2 stops

19h 35m
$444

United Airlines

Pick Dates

Deal found 1/25

Jun 2
SEA

Seattle/Tacoma Intl

DEC

Decatur Arpt

3 stops

12h 09m
$944

United Airlines

Pick Dates

Deal found 1/25

Reviews of Airlines Servicing Decatur

United Airlines
7.6
Good
1,147 reviews

Crew

8.2

Food

6.8

Overall

7.6

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Reviews

1 / 10

Delayed connection, and my luggage disappeared per 2 days, after has been delivered midnight... Definitely wasn't a good experience...

United Airlines
7.6
Good
1,147 reviews
United Airlines
7.6
Good
1,147 reviews

Crew

8.2

Food

6.8

Overall

7.6

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Reviews

1 / 10

Delayed connection, and my luggage disappeared per 2 days, after has been delivered midnight... Definitely wasn't a good experience...

Related info for your journey

Useful info, stats and facts about Seattle to Decatur flights.

Which airlines flying from Seattle/Tacoma Intl to Decatur Arpt have flexible changes due to COVID-19?

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.

Can I find flights from Seattle to Decatur, Illinois for under $700 on Cheapflights?

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.

What are the cheapest flights from Seattle to Decatur, Illinois?

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.

Alternative routes for Seattle to Decatur

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Molinefrom $378 pp
Seattle to Marionfrom $439 pp
Spokane to Peoriafrom $518 pp
Seattle to Peoriafrom $528 pp

Top airline flying from Seattle to Decatur

The chart below displays the airlines Cheapflights users traveling from Seattle to Decatur choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
United AirlinesCheapest$301Average$451FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
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