Cheap Flight Tickets from Portland (PDX) to Washington (IAD), Starting at $343

Good to Know: Cheapest and Fastest PDX - IAD Flights

Useful information for finding best airline tickets from Portland International to Washington Dulles International on your next trip.

Cheapest Round Trip Flight

$343

AS Alaska Airlines • 2 stops • 22h 36m

Sep 16 – Sep 19

The cheapest round trip flight from Portland to Washington (PDX-IAD-PDX) is currently $343

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Cheapest Direct Flight

$464

UA United Airlines • nonstop • 8h 21m

Sep 16

The cheapest nonstop flight from Portland to Washington (PDX-IAD) is currently $464

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Fastest Flight

14m

The fastest nonstop flight from Portland to Washington (PDX-IAD) takes 14m

Top Airlines Flying from Portland to Washington

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Aeromexico Airline (AM)

Aeromexico

Latest Flight Deals from Portland (PDX) to Washington (IAD)

Compare and book low fare round-trip air tickets from Portland to Washington. Ideal for travelers with confirmed return itineraries.

Sep 16 - Sep 19, Economy
AS
Portland → Washington
22h 36m
7:03 AM - 11:59 PM • 2 stops
AS
Portland → Washington
12h 16m
7:00 AM - 11:36 AM • 1 stop
$343
Alaska Airlines
Sep 16 - Sep 19, Economy
UA
Portland → Washington
13h 24m
11:15 AM - 10:19 PM • 1 stop
UA
Portland → Washington
8h 57m
5:33 PM - 8:10 PM • nonstop
$365
United Airlines
Sep 16 - Sep 19, Economy
UA
Portland → Washington
11h 58m
8:40 AM - 9:08 PM • 1 stop
UA
Portland → Washington
13h 59m
10:10 AM - 6:19 PM • 2 stops
$370
United Airlines
Sep 16 - Sep 19, Economy
UA
Portland → Washington
13h 24m
9:00 AM - 10:19 PM • 1 stop
UA
Portland → Washington
13h 59m
10:10 AM - 6:19 PM • 2 stops
$370
United Airlines
Sep 16 - Sep 19, Economy
UA
Portland → Washington
14m
7:07 PM - 5:25 AM • 1 stop
UA
Portland → Washington
16m
10:41 AM - 3:56 PM • 1 stop
$381
United Airlines
Sep 16 - Sep 19, Economy
DL
Portland → Washington
12h 3m
1:10 PM - 11:33 PM • 1 stop
DL
Portland → Washington
13h 35m
6:50 AM - 12:05 PM • 1 stop
$489
Delta Airlines

Fly from Portland to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Portland to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Portland to Washington Flights

What are the airports in Portland?
PDX
What’s the most popular airline flying from PDX to IAD?
The most popular airline flying from Portland to Washington are
Can I fly from PDX to IAD non-stop?
Yes, you can fly PDX to IAD non-stop on
Which airlines fly nonstop between Portland and Washington?
The non-stop flights between Portland and Washington are .
What’s the earliest departure time from PDX to IAD Airport?
The earliest flight leaves PDX at 7:03 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Portland to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PDX to IAD?
Read the fare rules of the Portland to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Portland and Washington?
operate flights between Portland and Washington
How long does a flight from Portland to Washington take?
It takes approximately 5 hour to fly non-stop from PDX to IAD, which is 2327.38 miles by air.
Which airlines provide the cheapest flights from Portland (PDX) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from PDX were found on UA : USD 370
Do I need a passport to fly between PDX and IAD?
No
What’s the latest departure time from PDX to IAD ?
The last flight leaves PDX at 7:07 pm

Portland (PDX) to Washington (IAD): Airport Information

Origin Airport Portland International , Portland, US
Destination Airport Washington Dulles International , Washington, US
Distance 2327 miles

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