When did momondo last update prices for flights from Decatur Arpt Airport to Washington?

Prices for flights from Decatur Arpt Airport to Washington are refreshed on a daily basis.

How old do you have to be to fly from Decatur Arpt Airport to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Decatur Arpt Airport to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$382 Cheap Flights from Decatur, Illinois to Washington in 2026/27

Find the cheapest flights from Decatur, Illinois to Washington

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:42 am - 4:16 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

8h 34m1 stop Chicago O'Hare Intl

7:00 am - 5:51 pmSEA Seattle/Tacoma Intl-DEC Decatur Arpt

8h 51m1 stop Chicago O'Hare Intl

$494United Airlines

Fri, Jan 29 - Tue, Feb 2

9:42 am - 8:42 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

13h 00m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

7:00 am - 5:51 pmSEA Seattle/Tacoma Intl-DEC Decatur Arpt

8h 51m1 stop Chicago O'Hare Intl

$500United Airlines

Fri, Jan 29 - Tue, Feb 2

9:42 am - 9:12 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

13h 30m2 stops Chicago O'Hare Intl Denver Intl

7:00 am - 5:51 pmSEA Seattle/Tacoma Intl-DEC Decatur Arpt

8h 51m1 stop Chicago O'Hare Intl

$504United Airlines

Fri, Feb 12 - Mon, Feb 15

9:42 am - 9:40 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

13h 58m2 stops Chicago O'Hare Intl Newark

5:30 pm - 8:46 amSEA Seattle/Tacoma Intl-DEC Decatur Arpt

13h 16m2 stops San Francisco Chicago O'Hare Intl

$509United Airlines

Fri, Jan 29 - Tue, Feb 2

9:42 am - 11:31 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

15h 49m3 stops Chicago O'Hare Intl Denver Intl San Francisco

7:32 pm - 8:46 amSEA Seattle/Tacoma Intl-DEC Decatur Arpt

11h 14m2 stops San Francisco Chicago O'Hare Intl

$515United Airlines

Fri, Jan 29 - Tue, Feb 2

9:12 am - 3:51 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

8h 39m1 stop Chicago O'Hare Intl

11:13 pm - 8:35 amSEA Seattle/Tacoma Intl-DEC Decatur Arpt

7h 22m1 stop Chicago O'Hare Intl

$529United Airlines

Thu, Oct 15 - Tue, Oct 20

9:12 am - 8:37 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

13h 25m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

11:13 pm - 8:35 amSEA Seattle/Tacoma Intl-DEC Decatur Arpt

7h 22m1 stop Chicago O'Hare Intl

$535United Airlines

Thu, Oct 15 - Tue, Oct 20

9:12 am - 7:29 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

12h 17m2 stops Chicago O'Hare Intl Los Angeles

4:35 pm - 8:35 amSEA Seattle/Tacoma Intl-DEC Decatur Arpt

14h 00m2 stops Los Angeles Chicago O'Hare Intl

$544United Airlines

Thu, Oct 15 - Tue, Oct 20

6:55 pm - 11:34 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

30h 39m3 stops Chicago O'Hare Intl Denver Intl San Francisco

7:00 am - 5:51 pmSEA Seattle/Tacoma Intl-DEC Decatur Arpt

8h 51m1 stop Chicago O'Hare Intl

$555United Airlines

Fri, Feb 12 - Mon, Feb 15

9:12 am - 3:51 pmDEC Decatur Arpt-SEA Seattle/Tacoma Intl

8h 39m1 stop Chicago O'Hare Intl

11:13 pm - 8:35 amSEA Seattle/Tacoma Intl-DEC Decatur Arpt

7h 22m1 stop Chicago O'Hare Intl

$564United Airlines

Fri, Oct 9 - Tue, Oct 13

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United Airlines flights from Decatur, Illinois to State of Washington

Our best United Airlines deals on Decatur, Illinois to State of Washington flight tickets

United Airlines

Jan 29

DEC9:42 amDecatur Arpt

8h 34m

1 stop

SEA4:16 pmSeattle/Tacoma Intl

Feb 2

SEA7:00 amSeattle/Tacoma Intl

8h 51m

1 stop

DEC5:51 pmDecatur Arpt

$494

United Airlines

Jan 29

DEC9:42 amDecatur Arpt

13h 00m

2 stops

SEA8:42 pmSeattle/Tacoma Intl

Feb 2

SEA7:00 amSeattle/Tacoma Intl

8h 51m

1 stop

DEC5:51 pmDecatur Arpt

$500

United Airlines

Feb 12

DEC9:42 amDecatur Arpt

13h 30m

2 stops

SEA9:12 pmSeattle/Tacoma Intl

Feb 15

SEA7:00 amSeattle/Tacoma Intl

8h 51m

1 stop

DEC5:51 pmDecatur Arpt

$504

momondo Fare Finder

Use the filters below to find and compare flights from Decatur, Illinois to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 1/29

9:42 am-4:16 pm

1 stop8h 34m

Seattle/Tacoma Intl

Tue 2/2

7:00 am-5:51 pm

1 stop8h 51m

$494

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 1/29

9:42 am-8:42 pm

2 stops13h 00m

Seattle/Tacoma Intl

Tue 2/2

7:00 am-5:51 pm

1 stop8h 51m

$500

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 2/12

9:42 am-9:12 pm

2 stops13h 30m

Seattle/Tacoma Intl

Mon 2/15

7:00 am-5:51 pm

1 stop8h 51m

$504

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 1/29

9:42 am-9:40 pm

2 stops13h 58m

Seattle/Tacoma Intl

Tue 2/2

5:30 pm-8:46 am

2 stops13h 16m

$509

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 1/29

9:42 am-11:31 pm

3 stops15h 49m

Seattle/Tacoma Intl

Tue 2/2

7:32 pm-8:46 am

2 stops11h 14m

$515

Quickest round-trip

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Thu 10/15

9:12 am-3:51 pm

1 stop8h 39m

Seattle/Tacoma Intl

Tue 10/20

11:13 pm-8:35 am

1 stop7h 22m

$529

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Thu 10/15

9:12 am-8:37 pm

2 stops13h 25m

Seattle/Tacoma Intl

Tue 10/20

11:13 pm-8:35 am

1 stop7h 22m

$535

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Thu 10/15

9:12 am-7:29 pm

2 stops12h 17m

Seattle/Tacoma Intl

Tue 10/20

4:35 pm-8:35 am

2 stops14h 00m

$544

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 2/12

6:55 pm-11:34 pm

3 stops30h 39m

Seattle/Tacoma Intl

Mon 2/15

7:00 am-5:51 pm

1 stop8h 51m

$555

DecaturSeattle

DEC Decatur Arpt - SEA Seattle/Tacoma Intl

DECSEA

Decatur Arpt

Fri 10/9

9:12 am-3:51 pm

1 stop8h 39m

Seattle/Tacoma Intl

Tue 10/13

11:13 pm-8:35 am

1 stop7h 22m

$564

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Decatur, Illinois to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Decatur Arpt to Washington?

United Airlines is the most popular carrier operating from Decatur Arpt to Washington

Cheap Decatur, Illinois to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Decatur, Illinois to State of Washington

Best Price Found	$382
Fastest flight time	8h 13m
Direct flights	None

The best one-way flight to State of Washington from Decatur, Illinois in the past 72 hours is $382. The best round-trip flight deal from Decatur, Illinois to State of Washington found on momondo in the last 72 hours is $494.

The fastest flight from Decatur, Illinois to State of Washington takes 8h 13m

There are no direct flights from Decatur, Illinois to State of Washington. There are no popular flight routes from Decatur, Illinois to State of Washington.

Search flight deals

Frequently asked questions about flying from Decatur, Illinois to Washington

When did momondo last update prices for flights from Decatur Arpt Airport to Washington?
Prices for flights from Decatur Arpt Airport to Washington are refreshed on a daily basis.
How old do you have to be to fly from Decatur Arpt Airport to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Decatur Arpt Airport to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Decatur to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Decatur to Washington. momondo saves you time and could save you money on your trip.

Can I find flights from Decatur to Washington with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington from Decatur with this policy.

How can momondo help me find flights from Decatur to Washington?

Once you have performed a search for Decatur to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Decatur to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Decatur to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.