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Cheap flights from Seattle to Decatur, Illinois from $377

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Decatur, Illinois departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Seattle to Decatur

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Decatur that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Decatur.

Cheap last minute flights

Planning a quick getaway from Seattle to Decatur? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Decatur, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Decatur

Find recent round-trip train or bus tickets from Seattle to Decatur.

All round-trip flight deals to Decatur

The cheapest plane tickets to Decatur found on KAYAK recently.
11:55 pm - 10:53 amSEA-DEC
8h 58m1 stop
3:17 pm - 10:46 pmDEC-SEA
9h 29m1 stop
$377United Airlines
Find Deal
Wed, Dec 4 - Sun, Dec 8
6:25 am - 10:53 amSEA-DEC
26h 28m2 stops
10:00 am - 10:30 pmDEC-SEA
14h 30m2 stops
$443United Airlines
Find Deal
Thu, Dec 12 - Wed, Dec 18
1:55 pm - 2:42 pmSEA-DEC
22h 47m1 stop
10:00 am - 4:16 pmDEC-SEA
8h 16m1 stop
$489United Airlines
Find Deal
Fri, Jan 3 - Fri, Jan 10
11:51 pm - 2:42 pmSEA-DEC
12h 51m1 stop
10:00 am - 6:15 pmDEC-SEA
10h 15m2 stops
$498United Airlines
Find Deal
Fri, Jan 3 - Fri, Jan 10
11:55 pm - 10:53 amSEA-DEC
8h 58m1 stop
11:35 am - 10:30 pmDEC-SEA
12h 55m2 stops
$499United Airlines
Find Deal
Wed, Dec 4 - Sun, Dec 8
6:13 pm - 2:42 pmSEA-DEC
18h 29m2 stops
10:00 am - 9:11 pmDEC-SEA
13h 11m2 stops
$503United Airlines
Find Deal
Fri, Jan 3 - Fri, Jan 10
12:30 pm - 2:42 pmSEA-DEC
24h 12m2 stops
10:00 am - 9:20 pmDEC-SEA
13h 20m3 stops
$508United Airlines
Find Deal
Fri, Jan 3 - Fri, Jan 10
11:55 pm - 10:53 amSEA-DEC
8h 58m1 stop
3:17 pm - 10:46 pmDEC-SEA
9h 29m1 stop
$555United Airlines
Find Deal
Thu, Dec 12 - Wed, Dec 18
6:00 pm - 10:53 amSEA-DEC
14h 53m2 stops
11:35 am - 10:30 pmDEC-SEA
12h 55m2 stops
$619United Airlines
Find Deal
Wed, Dec 4 - Sun, Dec 8
9:25 am - 10:53 amSEA-DEC
23h 28m3 stops
11:35 am - 10:30 pmDEC-SEA
12h 55m2 stops
$705United Airlines
Find Deal
Wed, Dec 4 - Sun, Dec 8
SEA-DEC
1736 mimulti-stop
Multiple Airlines
Find Deal

United Airlines flights from Seattle to Decatur, Illinois

Our best United Airlines deals on Seattle to Decatur, Illinois flight tickets
United Airlines
Dec 4
SEA11:55 pmSeattle/Tacoma Intl
8h 58m
1 stop
DEC10:53 amDecatur Arpt
Dec 8
DEC3:17 pmDecatur Arpt
9h 29m
1 stop
SEA10:46 pmSeattle/Tacoma Intl
United Airlines
Dec 12
SEA6:25 amSeattle/Tacoma Intl
26h 28m
2 stops
DEC10:53 amDecatur Arpt
Dec 18
DEC10:00 amDecatur Arpt
14h 30m
2 stops
SEA10:30 pmSeattle/Tacoma Intl
United Airlines
Jan 3
SEA1:55 pmSeattle/Tacoma Intl
22h 47m
1 stop
DEC2:42 pmDecatur Arpt
Jan 10
DEC10:00 amDecatur Arpt
8h 16m
1 stop
SEA4:16 pmSeattle/Tacoma Intl

See travel insights to Decatur from

How to get the cheapest flight ticket from Seattle to Decatur, Illinois

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 Seattle to Decatur, Illinois flight route?

Seattle/Tacoma Intl - Decatur Arpt. Fly from Seattle/Tacoma Intl to Decatur Arpt for the best Seattle - Decatur, Illinois flight prices

When to book flights from Seattle to Decatur, Illinois

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Decatur, Illinois according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Decatur, Illinois (SEA to DEC) flight deals and tips

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

Best Price Found

$377

Fastest flight time

8h 58m

Direct flights

None

Airports in Decatur, Illinois

1 airport
The best flight deal from Seattle to Decatur, Illinois found on momondo in the last 72 hours is $377
The fastest flight from Seattle to Decatur, Illinois takes 8h 58m
There are no direct flights from Seattle to Decatur, Illinois. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Decatur Arpt Airport.
There is 1 airport near Decatur, Illinois: Decatur Arpt (DEC)

  • How far is Seattle/Tacoma Intl to Decatur Arpt by plane?

    The straight-line distance from Seattle/Tacoma Intl to Decatur Arpt is 1734.6 mi. A reasonable flight in good conditions will take 8h 58m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Decatur Arpt Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Decatur Arpt Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Decatur Arpt Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Decatur Arpt Airport.

  • What documentation or ID do you need to fly to Decatur Arpt Airport?

    The necessary travel and health documents for your Decatur Arpt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Decatur. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search for Seattle to Decatur 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 Seattle to Decatur right now. Can momondo alert me if prices change?

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


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