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.

$252 Cheap Flights from Decatur to Washington in 2026

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Find the cheapest flights from Decatur, Illinois to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:55 pm - 10:42 pm

DEC

SEA

29h 47m

1 stop

6:51 pm - 8:46 am

SEA

DEC

11h 55m

2 stops

$473United Airlines

Sat, Aug 22 - Sat, Aug 29

6:55 pm - 2:42 pm

DEC

SEA

21h 47m

2 stops

6:51 pm - 8:46 am

SEA

DEC

11h 55m

2 stops

$478United Airlines

Sat, Aug 22 - Sat, Aug 29

7:25 pm - 9:40 am

DEC

SEA

16h 15m

2 stops

5:00 pm - 5:56 pm

SEA

DEC

22h 56m

1 stop

$566United Airlines

Sat, May 16 - Fri, May 22

7:25 pm - 10:30 pm

DEC

PDX

29h 05m

1 stop

11:48 pm - 5:56 pm

PDX

DEC

16h 08m

1 stop

$589United Airlines

Sat, May 16 - Fri, May 22

9:50 am - 11:04 pm

DEC

PDX

15h 14m

2 stops

11:59 pm - 8:52 am

PDX

DEC

6h 53m

1 stop

$625United Airlines

Wed, Mar 18 - Sun, Mar 22

7:25 pm - 7:38 pm

DEC

PDX

26h 13m

2 stops

11:48 pm - 5:56 pm

PDX

DEC

16h 08m

1 stop

$672United Airlines

Sat, May 16 - Fri, May 22

7:15 pm - 7:03 pm

DEC

SEA

25h 48m

1 stop

7:00 am - 5:53 pm

SEA

DEC

8h 53m

1 stop

$684United Airlines

Sat, Mar 14 - Wed, Mar 18

7:15 pm - 12:59 am

DEC

SEA

31h 44m

2 stops

7:00 am - 5:53 pm

SEA

DEC

8h 53m

1 stop

$697United Airlines

Sat, Mar 14 - Wed, Mar 18

7:15 pm - 10:45 pm

DEC

PDX

29h 30m

1 stop

11:59 pm - 8:52 am

PDX

DEC

6h 53m

1 stop

$705United Airlines

Wed, Mar 18 - Sun, Mar 22

7:15 pm - 12:59 am

DEC

SEA

31h 44m

2 stops

5:00 am - 5:53 pm

SEA

DEC

10h 53m

2 stops

$747United Airlines

Sat, Mar 14 - Wed, Mar 18

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

Mar 12

DEC9:50 amDecatur Arpt

14h 02m

2 stops

PDX9:52 pmPortland

Mar 15

PDX11:59 pmPortland

6h 53m

1 stop

DEC8:52 amDecatur Arpt

$454

United Airlines

Aug 22

DEC6:55 pmDecatur Arpt

29h 47m

1 stop

SEA10:42 pmSeattle/Tacoma Intl

Aug 29

SEA6:51 pmSeattle/Tacoma Intl

11h 55m

2 stops

DEC8:46 amDecatur Arpt

$473

United Airlines

Aug 22

DEC6:55 pmDecatur Arpt

21h 47m

2 stops

SEA2:42 pmSeattle/Tacoma Intl

Aug 29

SEA6:51 pmSeattle/Tacoma Intl

11h 55m

2 stops

DEC8:46 amDecatur Arpt

$478

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

DecaturSeattle

DEC - SEA

DECSEA

Decatur Arpt

Sat 8/22

6:55 pm-10:42 pm

1 stop29h 47m

Seattle/Tacoma Intl

Sat 8/29

6:51 pm-8:46 am

2 stops11h 55m

$473

DecaturSeattle

DEC - SEA

DECSEA

Decatur Arpt

Sat 8/22

6:55 pm-2:42 pm

2 stops21h 47m

Seattle/Tacoma Intl

Sat 8/29

6:51 pm-8:46 am

2 stops11h 55m

$478

DecaturSeattle

DEC - SEA

DECSEA

Decatur Arpt

Sat 5/16

7:25 pm-9:40 am

2 stops16h 15m

Seattle/Tacoma Intl

Fri 5/22

5:00 pm-5:56 pm

1 stop22h 56m

$566

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Sat 5/16

7:25 pm-10:30 pm

1 stop29h 05m

Portland

Fri 5/22

11:48 pm-5:56 pm

1 stop16h 08m

$589

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Wed 3/18

9:50 am-11:04 pm

2 stops15h 14m

Portland

Sun 3/22

11:59 pm-8:52 am

1 stop6h 53m

$625

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Sat 5/16

7:25 pm-7:38 pm

2 stops26h 13m

Portland

Fri 5/22

11:48 pm-5:56 pm

1 stop16h 08m

$672

DecaturSeattle

DEC - SEA

DECSEA

Decatur Arpt

Sat 3/14

7:15 pm-7:03 pm

1 stop25h 48m

Seattle/Tacoma Intl

Wed 3/18

7:00 am-5:53 pm

1 stop8h 53m

$684

DecaturSeattle

DEC - SEA

DECSEA

Decatur Arpt

Sat 3/14

7:15 pm-12:59 am

2 stops31h 44m

Seattle/Tacoma Intl

Wed 3/18

7:00 am-5:53 pm

1 stop8h 53m

$697

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Wed 3/18

7:15 pm-10:45 pm

1 stop29h 30m

Portland

Sun 3/22

11:59 pm-8:52 am

1 stop6h 53m

$705

DecaturSeattle

DEC - SEA

DECSEA

Decatur Arpt

Sat 3/14

7:15 pm-12:59 am

2 stops31h 44m

Seattle/Tacoma Intl

Wed 3/18

5:00 am-5:53 pm

2 stops10h 53m

$747

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

Fastest flight time	15h 14m
Direct flights	None

The fastest flight from Decatur, Illinois to State of Washington takes 15h 14m

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

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.