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Cheap flights from Oregon to Washington, D.C. from $105

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 9/17. 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

Hawaiian Airlines Logo
8:46 pm - 7:33 amBOI-IAD
8h 47m1 stop
Hawaiian Airlines Logo
9:00 am - 5:18 pmIAD-BOI
10h 18m1 stop
$210Hawaiian Airlines
Find Deal
Sat, Sep 13 - Wed, Sep 17
Delta Logo
7:45 pm - 6:01 amBOI-IAD
8h 16m1 stop
Delta Logo
7:35 am - 4:06 pmIAD-BOI
10h 31m1 stop
$211Delta
Find Deal
Thu, Oct 2 - Wed, Oct 15
American Airlines Logo
8:31 am - 10:48 pmPDX-IAD
11h 17m2 stops
American Airlines Logo
11:47 am - 6:54 pmIAD-PDX
10h 07m1 stop
$226American Airlines
Find Deal
Wed, Sep 10 - Sat, Sep 13
American Airlines Logo
8:31 am - 10:48 pmPDX-IAD
11h 17m2 stops
American Airlines Logo
12:48 pm - 9:27 pmIAD-PDX
11h 39m2 stops
$231American Airlines
Find Deal
Wed, Sep 24 - Sat, Sep 27
Alaska Airlines Logo
8:37 pm - 7:33 amPDX-IAD
7h 56m1 stop
Alaska Airlines Logo
6:09 pm - 12:15 amIAD-PDX
9h 06m1 stop
$232Alaska Airlines
Find Deal
Mon, Sep 15 - Tue, Sep 23
Alaska Airlines Logo
1:35 pm - 12:23 amBOI-IAD
8h 48m1 stop
Alaska Airlines Logo
7:43 am - 4:17 pmIAD-BOI
10h 34m1 stop
$242Alaska Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
Southwest Logo
5:35 am - 10:50 pmPDX-IAD
14h 15m2 stops
Southwest Logo
3:50 pm - 10:05 pmIAD-PDX
9h 15m1 stop
$252Southwest
Find Deal
Sat, Aug 30 - Sat, Sep 6
United Airlines Logo
2:45 pm - 12:44 amBOI-IAD
7h 59m1 stop
United Airlines Logo
7:00 am - 1:30 pmIAD-BOI
8h 30m1 stop
$265United Airlines
Find Deal
Mon, Aug 25 - Sun, Sep 7
United Airlines Logo
2:13 pm - 12:30 amBOI-IAD
8h 17m1 stop
United Airlines Logo
6:35 am - 11:31 amIAD-BOI
6h 56m1 stop
$272United Airlines
Find Deal
Tue, Sep 2 - Thu, Sep 4
Southwest Logo
5:35 am - 10:50 pmPDX-IAD
14h 15m2 stops
Southwest Logo
7:00 am - 9:10 pmIAD-PDX
17h 10m2 stops
$304Southwest
Find Deal
Sat, Aug 30 - Sat, Sep 6

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

Our best Hawaiian Airlines deals on Oregon to Washington, D.C. Dulles Intl Airport flight tickets
Hawaiian Airlines
Sep 13
BOI8:46 pmBoise Air Term. Gowen Fld
8h 47m
1 stop
IAD7:33 amWashington, D.C. Dulles Intl
Sep 17
IAD9:00 amWashington, D.C. Dulles Intl
10h 18m
1 stop
BOI5:18 pmBoise Air Term. Gowen Fld
$210
Find similar
Hawaiian Airlines
Sep 9
PDX1:24 pmPortland
7h 59m
1 stop
IAD12:23 amWashington, D.C. Dulles Intl
Sep 17
IAD6:09 pmWashington, D.C. Dulles Intl
9h 06m
1 stop
PDX12:15 amPortland
$220
Find similar
Hawaiian Airlines
Sep 18
BOI7:17 pmBoise Air Term. Gowen Fld
10h 16m
1 stop
IAD7:33 amWashington, D.C. Dulles Intl
Sep 24
IAD7:00 amWashington, D.C. Dulles Intl
8h 48m
1 stop
BOI1:48 pmBoise Air Term. Gowen Fld
$226
Find similar

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

Our best Southwest deals on Oregon to Washington, D.C. Dulles Intl Airport flight tickets
Southwest
Aug 30
PDX5:35 amPortland
14h 15m
2 stops
IAD10:50 pmWashington, D.C. Dulles Intl
Sep 6
IAD3:50 pmWashington, D.C. Dulles Intl
9h 15m
1 stop
PDX10:05 pmPortland
$252
Find similar
Southwest
Aug 30
PDX5:35 amPortland
14h 15m
2 stops
IAD10:50 pmWashington, D.C. Dulles Intl
Sep 6
IAD7:00 amWashington, D.C. Dulles Intl
17h 10m
2 stops
PDX9:10 pmPortland
$304
Find similar
Southwest
Sep 9
PDX6:40 amPortland
12h 25m
2 stops
IAD10:05 pmWashington, D.C. Dulles Intl
Sep 16
IAD5:45 amWashington, D.C. Dulles Intl
14h 40m
2 stops
PDX5:25 pmPortland
$310
Find similar

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 August 7, 2025.
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 9/13

8:46 pm-7:33 am

1 stop8h 47m

Washington, D.C. Dulles Intl

Wed 9/17

9:00 am-5:18 pm

1 stop10h 18m

$210

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 10/2

7:45 pm-6:01 am

1 stop8h 16m

Washington, D.C. Dulles Intl

Wed 10/15

7:35 am-4:06 pm

1 stop10h 31m

$211

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Wed 9/10

8:31 am-10:48 pm

2 stops11h 17m

Washington, D.C. Dulles Intl

Sat 9/13

11:47 am-6:54 pm

1 stop10h 07m

$226

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Wed 9/24

8:31 am-10:48 pm

2 stops11h 17m

Washington, D.C. Dulles Intl

Sat 9/27

12:48 pm-9:27 pm

2 stops11h 39m

$231

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Mon 9/15

8:37 pm-7:33 am

1 stop7h 56m

Washington, D.C. Dulles Intl

Tue 9/23

6:09 pm-12:15 am

1 stop9h 06m

$232

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 10/22

1:35 pm-12:23 am

1 stop8h 48m

Washington, D.C. Dulles Intl

Wed 10/29

7:43 am-4:17 pm

1 stop10h 34m

$242

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Sat 8/30

5:35 am-10:50 pm

2 stops14h 15m

Washington, D.C. Dulles Intl

Sat 9/6

3:50 pm-10:05 pm

1 stop9h 15m

$252

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Mon 8/25

2:45 pm-12:44 am

1 stop7h 59m

Washington, D.C. Dulles Intl

Sun 9/7

7:00 am-1:30 pm

1 stop8h 30m

$265

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 9/2

2:13 pm-12:30 am

1 stop8h 17m

Washington, D.C. Dulles Intl

Thu 9/4

6:35 am-11:31 am

1 stop6h 56m

$272

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Sat 8/30

5:35 am-10:50 pm

2 stops14h 15m

Washington, D.C. Dulles Intl

Sat 9/6

7:00 am-9:10 pm

2 stops17h 10m

$304

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, February 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 $436. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $437.

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 $537. 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 $700.

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 afternoon is the least expensive time of day to depart. momondo users have found prices as low as $455 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $630 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 $510 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 $377 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 6% 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

$105

Fastest flight time

5h 05m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Oregon in the past 72 hours is $105. The best round-trip flight deal from Oregon to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $210.
The fastest flight from Oregon to Washington, D.C. Dulles Intl Airport takes 5h 05m
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
DeltaPriceFrom $180Free CancellationRating
8.0
7,985 reviews
Search Delta flights
Alaska AirlinesPriceFrom $289Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $298Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $306Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
SouthwestPriceFrom $318Free CancellationRating
8.0
4,247 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
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Silver Spring
Tysons
Waldorf
Fredericksburg
Harpers Ferry
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

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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