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Cheap flights from Oregon to Washington, D.C. from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Washington, D.C. departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Oregon to Washington, D.C.

Cheap round-trip flights

Frontier Logo
12:28 pm - 12:04 pmBOI-DCA
21h 36m1 stop
Frontier Logo
2:00 pm - 11:48 amDCA-BOI
23h 48m1 stop
$208Frontier
Find Deal
Sun, Oct 26 - Wed, Oct 29
Alaska Airlines Logo
9:50 pm - 5:32 pmPDX-DCA
16h 42m1 stop
Alaska Airlines Logo
5:10 pm - 8:07 pmDCA-PDX
5h 57mnonstop
$283Alaska Airlines
Find Deal
Wed, Feb 18 - Tue, Feb 24
Alaska Airlines Logo
8:50 am - 9:59 pmBOI-DCA
11h 09m1 stop
Alaska Airlines Logo
6:58 pm - 10:08 pmDCA-BOI
29h 10m1 stop
$284Alaska Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 11
Frontier Logo
2:18 pm - 4:59 pmPDX-DCA
23h 41m2 stops
Frontier Logo
2:00 pm - 11:56 amDCA-PDX
24h 56m1 stop
$285Frontier
Find Deal
Mon, Oct 27 - Thu, Oct 30
Hawaiian Airlines Logo
6:00 am - 4:48 pmPDX-DCA
7h 48m1 stop
Hawaiian Airlines Logo
9:59 am - 4:50 pmDCA-PDX
9h 51m1 stop
$295Hawaiian Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1
United Airlines Logo
8:20 am - 7:03 pmBOI-DCA
8h 43m1 stop
United Airlines Logo
6:30 am - 11:39 amDCA-BOI
7h 09m1 stop
$297United Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
Delta Logo
11:39 am - 10:59 pmPDX-DCA
8h 20m1 stop
Delta Logo
7:45 am - 12:50 pmDCA-PDX
8h 05m1 stop
$297Delta
Find Deal
Wed, Oct 22 - Sat, Oct 25
Delta Logo
6:00 am - 6:59 pmBOI-DCA
10h 59m2 stops
Delta Logo
6:19 am - 2:02 pmDCA-BOI
9h 43m2 stops
$307Delta
Find Deal
Wed, Oct 22 - Wed, Oct 29
United Airlines Logo
10:10 am - 9:36 pmPDX-DCA
8h 26m1 stop
United Airlines Logo
5:00 pm - 10:26 pmDCA-PDX
8h 26m1 stop
$312United Airlines
Find Deal
Wed, Dec 10 - Sun, Dec 14
Hawaiian Airlines Logo
8:00 am - 4:03 pmPDX-DCA
5h 03mnonstop
Hawaiian Airlines Logo
5:53 pm - 8:50 pmDCA-PDX
5h 57mnonstop
$352Hawaiian Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1

United Airlines flights from Oregon to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Oregon to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Oct 22
BOI8:20 amBoise Air Term. Gowen Fld
8h 43m
1 stop
DCA7:03 pmWashington, D.C. Reagan-National
Oct 29
DCA6:30 amWashington, D.C. Reagan-National
7h 09m
1 stop
BOI11:39 amBoise Air Term. Gowen Fld
$297
Find similar
United Airlines
Dec 10
PDX10:10 amPortland
8h 26m
1 stop
DCA9:36 pmWashington, D.C. Reagan-National
Dec 14
DCA5:00 pmWashington, D.C. Reagan-National
8h 26m
1 stop
PDX10:26 pmPortland
$312
Find similar
United Airlines
Nov 24
BOI6:20 amBoise Air Term. Gowen Fld
8h 32m
1 stop
DCA4:52 pmWashington, D.C. Reagan-National
Nov 28
DCA7:00 amWashington, D.C. Reagan-National
8h 44m
1 stop
BOI1:44 pmBoise Air Term. Gowen Fld
$395
Find similar

Delta flights from Oregon to Washington, D.C. Reagan-National Airport

Our best Delta deals on Oregon to Washington, D.C. Reagan-National Airport flight tickets
Delta
Oct 22
PDX11:39 amPortland
8h 20m
1 stop
DCA10:59 pmWashington, D.C. Reagan-National
Oct 25
DCA7:45 amWashington, D.C. Reagan-National
8h 05m
1 stop
PDX12:50 pmPortland
$297
Find similar
Delta
Oct 22
BOI6:00 amBoise Air Term. Gowen Fld
10h 59m
2 stops
DCA6:59 pmWashington, D.C. Reagan-National
Oct 29
DCA6:19 amWashington, D.C. Reagan-National
9h 43m
2 stops
BOI2:02 pmBoise Air Term. Gowen Fld
$307
Find similar
Delta
Oct 14
BOI5:25 amBoise Air Term. Gowen Fld
8h 03m
1 stop
DCA3:28 pmWashington, D.C. Reagan-National
Oct 18
DCA6:59 amWashington, D.C. Reagan-National
7h 30m
1 stop
BOI12:29 pmBoise Air Term. Gowen Fld
$309
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Washington, D.C. Reagan-National Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from Oregon to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sun 10/26

12:28 pm-12:04 pm

1 stop21h 36m

Washington, D.C. Reagan-National

Wed 10/29

2:00 pm-11:48 am

1 stop23h 48m

$208

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 2/18

9:50 pm-5:32 pm

1 stop16h 42m

Washington, D.C. Reagan-National

Tue 2/24

5:10 pm-8:07 pm

Nonstop5h 57m

$283

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 10/28

8:50 am-9:59 pm

1 stop11h 09m

Washington, D.C. Reagan-National

Tue 11/11

6:58 pm-10:08 pm

1 stop29h 10m

$284

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Mon 10/27

2:18 pm-4:59 pm

2 stops23h 41m

Washington, D.C. Reagan-National

Thu 10/30

2:00 pm-11:56 am

1 stop24h 56m

$285

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sat 10/25

6:00 am-4:48 pm

1 stop7h 48m

Washington, D.C. Reagan-National

Sat 11/1

9:59 am-4:50 pm

1 stop9h 51m

$295

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 10/22

8:20 am-7:03 pm

1 stop8h 43m

Washington, D.C. Reagan-National

Wed 10/29

6:30 am-11:39 am

1 stop7h 09m

$297

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 10/22

11:39 am-10:59 pm

1 stop8h 20m

Washington, D.C. Reagan-National

Sat 10/25

7:45 am-12:50 pm

1 stop8h 05m

$297

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 10/22

6:00 am-6:59 pm

2 stops10h 59m

Washington, D.C. Reagan-National

Wed 10/29

6:19 am-2:02 pm

2 stops9h 43m

$307

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 12/10

10:10 am-9:36 pm

1 stop8h 26m

Washington, D.C. Reagan-National

Sun 12/14

5:00 pm-10:26 pm

1 stop8h 26m

$312

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sat 10/25

8:00 am-4:03 pm

Nonstop5h 03m

Washington, D.C. Reagan-National

Sat 11/1

5:53 pm-8:50 pm

Nonstop5h 57m

$352

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Oregon to Washington, D.C. Reagan-National Airport

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 month to fly to Washington, D.C. Reagan-National Airport?

The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Oregon, with most prices found around $399. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $404.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Oregon to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $504. Flights from Oregon to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $748. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Oregon to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $229. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $569.

What is the cheapest Oregon to Washington, D.C. Reagan-National flight route?

Fly from Portland to Washington, D.C. Reagan-National for the best Oregon - Washington, D.C. Reagan-National flight prices

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $482 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Oregon for as low as $409 on momondo.

What cabin class options are available on Oregon to Washington, D.C. Reagan-National flights?

There are 4 cabin classes available to choose from on Oregon to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Oregon to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Oregon to Washington, D.C. Reagan-National Airport flight.

Cheap Oregon to Washington, D.C. Reagan-National Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Washington, D.C. Reagan-National Airport

Best Price Found

$259

Fastest flight time

4h 55m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Oregon in the past 72 hours is $259. The best round-trip flight deal from Oregon to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $447.
The fastest flight from Oregon to Washington, D.C. Reagan-National Airport takes 4h 55m
Direct flights go from Oregon to Washington, D.C. Reagan-National Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Oregon to Washington, D.C. Reagan-National Airport?

    Prices for flights from Oregon to Washington, D.C. Reagan-National Airport are updated daily.

  • How many operators does momondo search for flights from Oregon to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Oregon to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Oregon to Washington, D.C. Reagan-National Airport?

Best airlines flying from Oregon to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Oregon to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $143Free CancellationRating
5.8
3,163 reviews
Search Frontier flights
DeltaPriceFrom $220Free CancellationRating
7.9
7,973 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $299Free CancellationRating
7.8
2,750 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $316Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
American AirlinesPriceFrom $316Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $318Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $391Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Fairfax
Reston
Glen Burnie
Gaithersburg
Springfield
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Washington, D.C.?

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

Can I find flights from Oregon to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Oregon to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Oregon to Washington, D.C.?

Once you have performed a search for Oregon to Washington, D.C. 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 Oregon to Washington, D.C. right now. Can momondo alert me if prices change?

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

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