Question 1

Which is the best airline for flights from Portland to Washington, D.C., Alaska Airlines or Delta?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Portland to Washington, D.C. are Alaska Airlines and Delta. With an average price for the route of $406 and an overall rating of 7.9, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $387 and an overall rating of 7.8.

Question 2

How long does a flight from Portland to Washington Dulles Airport take?

Accepted Answer

Direct flights take on average 4h 53m to travel the 2,320 miles between Portland and Washington Dulles Airport.

Question 3

How many flights are there between Portland and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

There is a maximum of 1 nonstop flight a day that takes off from Portland and lands in Washington, D.C. Dulles Intl Airport, with an average flight time of 5h 01m. The most common departure time is 11:00 pm and most flights take off in the morning. Each week, there are 7 flights.

Question 4

How many flights are there between Portland and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

There is a maximum of 1 nonstop flight a day that takes off from Portland and lands in Washington, D.C. Dulles Intl Airport, with an average flight time of 5h 01m. The most common departure time is 11:00 pm and most flights take off in the morning. Each week, there are 7 flights.

Question 5

What is the cheapest flight from Portland to Washington, D.C. Dulles Intl Airport?

Accepted Answer

In the last 5 days, the lowest price for a flight from Portland to Washington, D.C. Dulles Intl Airport was $189 for a one-way ticket and $340 for a round-trip.

Question 6

Do I need a passport to fly between Portland and Washington Dulles Airport?

Accepted Answer

Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

Question 7

What’s the cheapest day of the week to fly from Portland to Washington Dulles Airport?

Accepted Answer

For Portland to Washington Dulles Airport, Wednesday is the cheapest day to fly on average and Sunday is the most expensive. Flying from Washington Dulles Airport back to Portland, the best deals are generally found on Wednesday, with Sunday being the most expensive.

Question 8

What’s the cheapest day of the week to fly from Portland to Washington Dulles Airport?

Accepted Answer

For Portland to Washington Dulles Airport, Wednesday is the cheapest day to fly on average and Sunday is the most expensive. Flying from Washington Dulles Airport back to Portland, the best deals are generally found on Wednesday, with Sunday being the most expensive.

Question 9

What’s the earliest departure time from Portland to Washington Dulles Airport?

Accepted Answer

Early birds can take the earliest flight from Portland at 8:25 am and will be landing in Washington, D.C. Dulles Intl Airport at 4:26 pm.

Question 10

What’s the latest departure time from Portland to Washington Dulles Airport?

Accepted Answer

If you prefer to fly at night, the latest flight from Portland to Washington, D.C. Dulles Intl Airport jets off at 11:30 pm and lands at 7:32 am.

Question 11

Which airlines fly non-stop between Portland and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 airlines that fly nonstop from Portland to Washington, D.C. Dulles Intl Airport. They are Alaska Airlines and United Airlines. The cheapest airline for this route is Alaska Airlines, with the best round-trip deal found costing $253. On average, the best prices for this route can be found at Alaska Airlines.

Question 12

Which airlines fly non-stop between Portland and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 airlines that fly nonstop from Portland to Washington, D.C. Dulles Intl Airport. They are Alaska Airlines and United Airlines. The cheapest airline for this route is Alaska Airlines, with the best round-trip deal found costing $253. On average, the best prices for this route can be found at Alaska Airlines.

Question 13

Which airlines offer Wi-Fi service onboard planes from Portland to Washington Dulles Airport?

Accepted Answer

Alaska Airlines, Hawaiian Airlines, JetBlue, American Airlines, and Delta offer inflight Wi-Fi service on the Portland to Washington Dulles Airport flight route.

Question 14

Which aircraft models fly most regularly from Portland to Washington Dulles Airport?

Accepted Answer

The Boeing 737-800 Passenger/BBJ2 (winglets) is the aircraft model that flies most regularly on the Portland to Washington Dulles Airport flight route.

Question 15

Which airline alliances offer flights from Portland to Washington Dulles Airport?

Accepted Answer

oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Portland and Washington Dulles Airport, with oneworld being the most commonly used for this route.

Question 16

On which days can I fly direct from Portland to Washington Dulles Airport?

Accepted Answer

There are nonstop flights from Portland to Washington Dulles Airport on a daily basis.

Question 17

What is the cheapest month to fly from Portland to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from Portland to Washington, D.C. Dulles Intl Airport is January, where tickets cost $316 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $557 and $537 respectively.

Question 18

What is the cheapest month to fly from Portland to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from Portland to Washington, D.C. Dulles Intl Airport is January, where tickets cost $316 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $557 and $537 respectively.

Question 19

How does KAYAK find such low prices on flights from Portland to Washington Dulles Airport?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Washington Dulles Airport.

Question 20

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portland to Washington Dulles Airport?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Portland is likely to change within 7 days, so travelers know whether to wait or book now.

Question 21

What is the Hacker Fare option on flights from Portland to Washington Dulles Airport?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Portland with another airline. Booking your flights between Portland and IAD can sometimes prove cheaper using this method.

Question 22

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portland to Washington Dulles Airport?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 23

Which cabin class options are there for flights between Portland and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 24

Which cabin class options are there for flights between Portland and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 25

Which airlines provide the cheapest flights from Portland to Washington Dulles Airport?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Portland to Washington Dulles Airport were found on Frontier ($340) and Alaska Airlines ($361).

Question 26

Which airlines provide the cheapest flights from Portland to Washington Dulles Airport?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Portland to Washington Dulles Airport were found on Frontier ($340) and Alaska Airlines ($361).

Question 27

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

Accepted Answer

To get a below average price on the flight from Portland to Washington, D.C. Dulles Intl Airport, you should book around 4 weeks before departure, which saves you about 52% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

Question 28

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

Accepted Answer

To get a below average price on the flight from Portland to Washington, D.C. Dulles Intl Airport, you should book around 4 weeks before departure, which saves you about 52% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

Question 29

Can I save money by flying with a layover from Portland to Washington, D.C. Dulles Intl Airport?

Accepted Answer

No, with an average price for the route of $517, prices are generally cheapest when you fly direct.

Question 30

Can I save money by flying with a layover from Portland to Washington, D.C. Dulles Intl Airport?

Accepted Answer

No, with an average price for the route of $517, prices are generally cheapest when you fly direct.

Question 31

How much is a round-trip flight from Portland to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flight prices are below average for this route right now.Flights to Washington, D.C. Dulles Intl Airport from Portland usually cost between $373 and $557 in September.
The lowest price found in the past 5 days was $340 on Frontier (Sep 14-Sep 19).

Question 32

What are the most popular airlines flying to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The most popular airline among KAYAK users flying to Washington, D.C. Dulles Intl Airport is United Airlines, followed by Delta and Alaska Airlines.

Low season	January
High season	October
Cheapest flight	$186

PDX - IAD

$186 Find Cheap Flights from Portland to Washington Dulles Airport - Compare and Save

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Cheap Flights from Portland to Dulles Intl (PDX-IAD)

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KAYAK's insights & trends for Portland to Dulles Intl flights

How much is a round-trip flight from Portland to Washington, D.C. Dulles Intl Airport?

What’s the cheapest day of the week to fly from Portland to Washington Dulles Airport?

What is the cheapest month to fly from Portland to Washington, D.C. Dulles Intl Airport?

Can I save money by flying with a layover from Portland to Washington, D.C. Dulles Intl Airport?

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

Which airlines provide the cheapest flights from Portland to Washington Dulles Airport?

Which airlines fly non-stop between Portland and Washington, D.C. Dulles Intl Airport?

Which cabin class options are there for flights between Portland and Washington, D.C. Dulles Intl Airport?

How many flights are there between Portland and Washington, D.C. Dulles Intl Airport per day?

How long does a flight from Portland to Washington Dulles Airport take?

What’s the earliest departure time from Portland to Washington Dulles Airport?

What’s the latest departure time from Portland to Washington Dulles Airport?

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