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Cheap flights from Oregon to Washington, D.C. from $129

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 4/18. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:51 pm - 11:10 pm
BOI
-
IAD
7h 19m
1 stop
Delta Logo
7:00 am - 4:00 pm
IAD
-
BOI
11h 00m
1 stop
$257Delta
Sat, Mar 7 - Sat, Mar 14
Delta Logo
11:30 am - 11:10 pm
MFR
-
IAD
8h 40m
1 stop
Delta Logo
7:30 am - 2:36 pm
IAD
-
MFR
10h 06m
1 stop
$257Delta
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
2:08 pm - 1:08 am
EUG
-
IAD
8h 00m
1 stop
United Airlines Logo
2:36 pm - 11:08 pm
IAD
-
EUG
11h 32m
1 stop
$257United Airlines
Sat, Feb 21 - Sat, Feb 28
Delta Logo
7:30 pm - 11:32 am
BOI
-
IAD
14h 02m
2 stops
Delta Logo
7:00 am - 1:05 pm
IAD
-
BOI
8h 05m
1 stop
$262Delta
Tue, Mar 10 - Sat, Mar 14
Delta Logo
6:55 am - 11:55 pm
MFR
-
IAD
14h 00m
2 stops
Delta Logo
7:30 am - 2:36 pm
IAD
-
MFR
10h 06m
1 stop
$262Delta
Wed, Feb 25 - Sat, Feb 28
American Airlines Logo
6:37 pm - 8:48 am
BOI
-
IAD
12h 11m
2 stops
American Airlines Logo
5:00 am - 6:02 pm
IAD
-
BOI
15h 02m
2 stops
$267American Airlines
Wed, Feb 25 - Tue, Mar 3
American Airlines Logo
11:35 pm - 2:39 pm
PDX
-
IAD
12h 04m
2 stops
American Airlines Logo
5:37 pm - 11:27 pm
IAD
-
PDX
8h 50m
1 stop
$272American Airlines
Mon, Feb 23 - Wed, Feb 25
United Airlines Logo
11:10 pm - 7:03 am
PDX
-
IAD
4h 53mnonstop
United Airlines Logo
7:05 pm - 9:58 pm
IAD
-
PDX
5h 53mnonstop
$293United Airlines
Sat, Mar 14 - Thu, Mar 19
Alaska Airlines Logo
9:01 am - 5:20 pm
EUG
-
IAD
29h 19m
1 stop
Alaska Airlines Logo
7:05 am - 9:31 pm
IAD
-
EUG
17h 26m
1 stop
$315Alaska Airlines
Wed, Feb 18 - Sat, Feb 28
Alaska Airlines Logo
1:29 pm - 5:20 pm
EUG
-
IAD
24h 51m
1 stop
Alaska Airlines Logo
7:05 am - 11:58 pm
IAD
-
EUG
19h 53m
1 stop
$316Alaska Airlines
Wed, Feb 25 - Sun, Mar 1

Alaska Airlines flights from Oregon to Washington, D.C. Dulles Intl Airport

Our best Alaska Airlines deals on Oregon to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
Mar 10
EUG6:58 pmEugene
19h 29m
1 stop
IAD5:27 pmWashington, D.C. Dulles Intl
Mar 17
IAD6:20 pmWashington, D.C. Dulles Intl
25h 44m
1 stop
EUG5:04 pmEugene
$257
Alaska Airlines
May 27
PDX5:46 pmPortland
10h 48m
1 stop
IAD7:34 amWashington, D.C. Dulles Intl
Jun 1
IAD6:42 pmWashington, D.C. Dulles Intl
18h 04m
1 stop
PDX9:46 amPortland
$312
Alaska Airlines
Feb 18
EUG3:07 pmEugene
23h 13m
1 stop
IAD5:20 pmWashington, D.C. Dulles Intl
Feb 28
IAD7:05 amWashington, D.C. Dulles Intl
17h 26m
1 stop
EUG9:31 pmEugene
$315

Sun Country Air flights from Oregon to Washington, D.C. Dulles Intl Airport

Our best Sun Country Air deals on Oregon to Washington, D.C. Dulles Intl Airport flight tickets
Sun Country Air
Jun 3
PDX6:28 pmPortland
14h 17m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Jun 5
IAD12:49 pmWashington, D.C. Dulles Intl
12h 54m
1 stop
PDX10:43 pmPortland
$324
Sun Country Air
Jun 4
PDX6:40 pmPortland
14h 05m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Jun 7
IAD12:40 pmWashington, D.C. Dulles Intl
7h 59m
1 stop
PDX5:39 pmPortland
$325
Sun Country Air
May 14
PDX6:30 pmPortland
14h 14m
1 stop
IAD11:44 amWashington, D.C. Dulles Intl
May 17
IAD12:49 pmWashington, D.C. Dulles Intl
7h 17m
1 stop
PDX5:06 pmPortland
$344

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Washington, D.C. Dulles Intl 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 January 25, 2026.
Use the filters below to find and compare flights from Oregon to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 3/7

1:51 pm-11:10 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-4:00 pm

1 stop11h 00m

$257

MedfordWashington, D.C.

MFR - IAD

MFRIAD

Medford

Wed 2/25

11:30 am-11:10 pm

1 stop8h 40m

Washington, D.C. Dulles Intl

Sat 2/28

7:30 am-2:36 pm

1 stop10h 06m

$257

EugeneWashington, D.C.

EUG - IAD

EUGIAD

Eugene

Sat 2/21

2:08 pm-1:08 am

1 stop8h 00m

Washington, D.C. Dulles Intl

Sat 2/28

2:36 pm-11:08 pm

1 stop11h 32m

$257

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 3/10

7:30 pm-11:32 am

2 stops14h 02m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-1:05 pm

1 stop8h 05m

$262

MedfordWashington, D.C.

MFR - IAD

MFRIAD

Medford

Wed 2/25

6:55 am-11:55 pm

2 stops14h 00m

Washington, D.C. Dulles Intl

Sat 2/28

7:30 am-2:36 pm

1 stop10h 06m

$262

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 2/25

6:37 pm-8:48 am

2 stops12h 11m

Washington, D.C. Dulles Intl

Tue 3/3

5:00 am-6:02 pm

2 stops15h 02m

$267

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Mon 2/23

11:35 pm-2:39 pm

2 stops12h 04m

Washington, D.C. Dulles Intl

Wed 2/25

5:37 pm-11:27 pm

1 stop8h 50m

$272

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Sat 3/14

11:10 pm-7:03 am

Nonstop4h 53m

Washington, D.C. Dulles Intl

Thu 3/19

7:05 pm-9:58 pm

Nonstop5h 53m

$293

EugeneWashington, D.C.

EUG - IAD

EUGIAD

Eugene

Wed 2/18

9:01 am-5:20 pm

1 stop29h 19m

Washington, D.C. Dulles Intl

Sat 2/28

7:05 am-9:31 pm

1 stop17h 26m

$315

EugeneWashington, D.C.

EUG - IAD

EUGIAD

Eugene

Wed 2/25

1:29 pm-5:20 pm

1 stop24h 51m

Washington, D.C. Dulles Intl

Sun 3/1

7:05 am-11:58 pm

1 stop19h 53m

$316

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. Dulles Intl 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. Dulles Intl Airport?

In general, January is the cheapest month to fly from Oregon to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $317. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $375.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $492. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Oregon to Washington, D.C. Dulles Intl Airport for around $681.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Oregon in the evening is the least expensive time of day to depart. momondo users have found prices as low as $498 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $572 on average. Flights to Washington, D.C. Dulles Intl Airport from Oregon in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Oregon to Washington, D.C. Dulles Intl flight route?

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $438 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Oregon for as low as $370 on momondo.

What cabin class options are available on Oregon to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Oregon to Washington, D.C. Dulles Intl 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. Dulles Intl Airport flights?

You could potentially save up to 20% on your flight if you consider stops on a Oregon to Washington, D.C. Dulles Intl Airport flight.

Cheap Oregon to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found

$238

Fastest flight time

4h 48m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Oregon in the past 72 hours is $238. The best round-trip flight deal from Oregon to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $459.
The fastest flight from Oregon to Washington, D.C. Dulles Intl Airport takes 4h 48m
Direct flights go from Oregon to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Oregon to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Oregon to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Oregon to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Oregon to Washington, D.C. Dulles Intl 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. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Oregon to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Oregon to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Oregon to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $253Free CancellationRating
8.0
11,787 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $263Free CancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $277Free CancellationRating
7.9
8,112 reviews
Search Delta flights
United AirlinesPriceFrom $285Free CancellationRating
7.4
9,193 reviews
Search United Airlines flights
SouthwestPriceFrom $336Free CancellationRating
8.0
4,268 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
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

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

Finding the right flight to Washington, D.C. from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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 all potential Oregon to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Oregon to Washington, D.C. 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, D.C. and let you know when they change.

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