How do I get Price Alerts for flights from Decatur, Illinois to Portland?

Confirm your travel details to search for the latest offers for flights from Decatur, Illinois to Portland . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Decatur, Illinois to Portland with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

Prices for flights from Decatur Arpt Airport to Portland Airport are updated daily.

How old do you have to be to fly from Decatur Arpt Airport to Portland 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 Decatur Arpt Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland 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.

$384 Cheap Flights from Decatur to Portland in 2025/26

1 adult

0 bags

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Find the cheapest flights from Decatur, Illinois to Portland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:50 am - 9:10 pm

DEC

PDX

13h 20m2 stops

11:59 pm - 8:52 am

PDX

DEC

6h 53m1 stop

$384United Airlines

Wed, Mar 11 - Wed, Mar 18

9:50 am - 11:55 am

DEC

PDX

28h 05m1 stop

11:59 pm - 8:52 am

PDX

DEC

6h 53m1 stop

$414United Airlines

Fri, Feb 20 - Tue, Feb 24

7:05 pm - 6:49 pm

DEC

PDX

25h 44m1 stop

7:57 pm - 8:52 am

PDX

DEC

10h 55m2 stops

$424United Airlines

Fri, Feb 20 - Tue, Feb 24

7:05 pm - 12:38 pm

DEC

PDX

19h 33m2 stops

7:57 pm - 8:52 am

PDX

DEC

10h 55m2 stops

$429United Airlines

Fri, Feb 20 - Tue, Feb 24

7:09 pm - 10:40 pm

DEC

PDX

29h 31m1 stop

7:10 am - 5:59 pm

PDX

DEC

8h 49m1 stop

$519United Airlines

Thu, Jan 1 - Mon, Jan 5

7:09 pm - 10:40 pm

DEC

PDX

29h 31m1 stop

11:45 pm - 6:01 pm

PDX

DEC

16h 16m2 stops

$529United Airlines

Thu, Jan 1 - Mon, Jan 5

9:50 am - 7:14 pm

DEC

PDX

11h 24m1 stop

11:59 pm - 8:52 am

PDX

DEC

6h 53m1 stop

$551United Airlines

Thu, Mar 12 - Thu, Mar 19

9:50 am - 9:52 pm

DEC

PDX

14h 02m2 stops

11:59 pm - 8:52 am

PDX

DEC

6h 53m1 stop

$555United Airlines

Thu, Mar 12 - Thu, Mar 19

7:09 pm - 11:58 am

DEC

PDX

18h 49m1 stop

11:55 pm - 9:05 am

PDX

DEC

7h 10m1 stop

$570United Airlines

Wed, Dec 24 - Fri, Dec 26

7:09 pm - 10:59 pm

DEC

PDX

29h 50m2 stops

11:55 pm - 9:05 am

PDX

DEC

7h 10m1 stop

$619United Airlines

Wed, Dec 24 - Fri, Dec 26

United Airlines flights from Decatur, Illinois to Portland

Our best United Airlines deals on Decatur, Illinois to Portland flight tickets

United Airlines

Mar 11

DEC9:50 amDecatur Arpt

13h 20m

2 stops

PDX9:10 pmPortland

Mar 18

PDX11:59 pmPortland

6h 53m

1 stop

DEC8:52 amDecatur Arpt

$384

Find similar

United Airlines

Feb 20

DEC9:50 amDecatur Arpt

28h 05m

1 stop

PDX11:55 amPortland

Feb 24

PDX11:59 pmPortland

6h 53m

1 stop

DEC8:52 amDecatur Arpt

$414

Find similar

United Airlines

Feb 20

DEC7:05 pmDecatur Arpt

25h 44m

1 stop

PDX6:49 pmPortland

Feb 24

PDX7:57 pmPortland

10h 55m

2 stops

DEC8:52 amDecatur Arpt

$424

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Wed 3/11

9:50 am-9:10 pm

2 stops13h 20m

Portland

Wed 3/18

11:59 pm-8:52 am

1 stop6h 53m

$384

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Fri 2/20

9:50 am-11:55 am

1 stop28h 05m

Portland

Tue 2/24

11:59 pm-8:52 am

1 stop6h 53m

$414

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Fri 2/20

7:05 pm-6:49 pm

1 stop25h 44m

Portland

Tue 2/24

7:57 pm-8:52 am

2 stops10h 55m

$424

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Fri 2/20

7:05 pm-12:38 pm

2 stops19h 33m

Portland

Tue 2/24

7:57 pm-8:52 am

2 stops10h 55m

$429

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Thu 1/1

7:09 pm-10:40 pm

1 stop29h 31m

Portland

Mon 1/5

7:10 am-5:59 pm

1 stop8h 49m

$519

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Thu 1/1

7:09 pm-10:40 pm

1 stop29h 31m

Portland

Mon 1/5

11:45 pm-6:01 pm

2 stops16h 16m

$529

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Thu 3/12

9:50 am-7:14 pm

1 stop11h 24m

Portland

Thu 3/19

11:59 pm-8:52 am

1 stop6h 53m

$551

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Thu 3/12

9:50 am-9:52 pm

2 stops14h 02m

Portland

Thu 3/19

11:59 pm-8:52 am

1 stop6h 53m

$555

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Wed 12/24

7:09 pm-11:58 am

1 stop18h 49m

Portland

Fri 12/26

11:55 pm-9:05 am

1 stop7h 10m

$570

DecaturPortland

DEC - PDX

DECPDX

Decatur Arpt

Wed 12/24

7:09 pm-10:59 pm

2 stops29h 50m

Portland

Fri 12/26

11:55 pm-9:05 am

1 stop7h 10m

$619

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Decatur, Illinois to Portland

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

Estimated round-trip price

Cheap Decatur, Illinois to Portland (DEC to PDX) flight deals and tips

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

Fastest flight time	11h 17m
Direct flights	None

The fastest flight from Decatur, Illinois to Portland takes 11h 17m

There are no direct flights from Decatur, Illinois to Portland. There are no popular flight routes from Decatur, Illinois to Portland.

Search flight deals

How far is Decatur Arpt to Portland by plane?
The distance between Decatur Arpt and Portland is about 1742.3 mi. By plane, this route typically takes 11h 17m.
When did momondo last update prices for flights from Decatur Arpt Airport to Portland Airport?
Prices for flights from Decatur Arpt Airport to Portland Airport are updated daily.
How old do you have to be to fly from Decatur Arpt Airport to Portland 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 Decatur Arpt Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland 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.

How do I get Price Alerts for flights from Decatur, Illinois to Portland?
Confirm your travel details to search for the latest offers for flights from Decatur, Illinois to Portland. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Decatur, Illinois to Portland with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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Why use momondo?

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

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

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

All flight searches from Decatur to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

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

Of course. momondo tracks the price of Decatur to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.