£199 Cheap Flights from Washington (IAD) to Portland (PWM)

View £199 flight on Thu, 2 Jul 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Portland Intl. Jetport Airport (PWM)

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Cheap Flights from Washington (IAD) to Portland (PWM)

Prices were available within the past 7 days and start at £199 for one-way flights and £207 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 4 Jul - Mon, 20 Jul
IAD
Washington
PWM
Portland
£207 Return, found 1 day ago
£207
Return
found 1 day ago
Select Delta flight, departing Sat, 4 Jul from Washington to Portland, returning Mon, 20 Jul, priced at £207 found 1 day ago
Delta
Sat, 16 May - Sat, 30 May
IAD
Washington
PWM
Portland
£219 Return, found 1 day ago
£219
Return
found 1 day ago
Select Delta flight, departing Sat, 16 May from Washington to Portland, returning Sat, 30 May, priced at £219 found 1 day ago
Delta
Thu, 4 Jun - Mon, 15 Jun
IAD
Washington
PWM
Portland
£223 Return, found 1 day ago
£223
Return
found 1 day ago
Select Delta flight, departing Thu, 4 Jun from Washington to Portland, returning Mon, 15 Jun, priced at £223 found 1 day ago
United
Mon, 29 Jun - Sun, 12 Jul
IAD
Washington
PWM
Portland
£236 Return, found 1 day ago
£236
Return
found 1 day ago
Select United flight, departing Mon, 29 Jun from Washington to Portland, returning Sun, 12 Jul, priced at £236 found 1 day ago
Delta
Fri, 15 May - Sat, 30 May
IAD
Washington
PWM
Portland
£243 Return, found 1 day ago
£243
Return
found 1 day ago
Select Delta flight, departing Fri, 15 May from Washington to Portland, returning Sat, 30 May, priced at £243 found 1 day ago
United
Tue, 30 Jun - Sun, 12 Jul
IAD
Washington
PWM
Portland
£247 Return, found 1 day ago
£247
Return
found 1 day ago
Select United flight, departing Tue, 30 Jun from Washington to Portland, returning Sun, 12 Jul, priced at £247 found 1 day ago
United
Sat, 16 May - Sun, 31 May
IAD
Washington
PWM
Portland
£254 Return, found 1 day ago
£254
Return
found 1 day ago
Select United flight, departing Sat, 16 May from Washington to Portland, returning Sun, 31 May, priced at £254 found 1 day ago
United
Thu, 30 Jul - Sat, 15 Aug
IAD
Washington
PWM
Portland
£258 Return, found 1 day ago
£258
Return
found 1 day ago
Select United flight, departing Thu, 30 Jul from Washington to Portland, returning Sat, 15 Aug, priced at £258 found 1 day ago
Delta
Sun, 12 Jul - Mon, 27 Jul
IAD
Washington
PWM
Portland
£260 Return, found 1 day ago
£260
Return
found 1 day ago
Select Delta flight, departing Sun, 12 Jul from Washington to Portland, returning Mon, 27 Jul, priced at £260 found 1 day ago
United
Thu, 4 Jun - Sun, 21 Jun
IAD
Washington
PWM
Portland
£264 Return, found 1 day ago
£264
Return
found 1 day ago
Select United flight, departing Thu, 4 Jun from Washington to Portland, returning Sun, 21 Jun, priced at £264 found 1 day ago

Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Portland Intl. Jetport PWM. Cheapest and Closest option available. Average driving time to city centre is 8 minutes. Flights from £247
PWM
Portland Intl. Jetport
CheapestClosest
Average driving time to city centre8 min
Flights from £247

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) cost?
One-way flights typically cost between £212 and £706 and return flights often range between £212 and £706. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
January is typically the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport), with average return fares of approximately £203. This is about 16% lower than the average price throughout the year. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. March and September are also good months to find deals on this route.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
Enter IAD to PWM and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. UA offers the most daily flights from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) is January. Based on booking data from the past year, January is both one of the cheapest months to fly, with average return flights around £203, and it's also a popular time to travel, meaning you'll have plenty of flight options to choose from. This balance of good value and availability makes it an ideal time to plan your trip.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
There are approximately 5 nonstop flights per day from Washington Dulles Intl. (IAD) to Portland Intl. Jetport (PWM). For even more choice, look at flights that include layovers, as there are around 30 connecting flights per day. Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), Charlotte-Douglas Intl. (CLT), and O'Hare Intl. (ORD).
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The earliest flight from Washington Dulles Intl. (IAD) to Portland Intl. Jetport (PWM) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is a seasonal service active in August. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
You'll typically find the most flights from Washington Dulles Intl. (IAD) to Portland Intl. Jetport (PWM) on a Tuesday, with around 13 flights available. This gives you a good selection of options for your travel. Major airlines on this route include United Airlines, Delta Air Lines, and American Airlines. Flight schedules are consistent throughout the week, so you'll find similar options on other days.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The most popular departure times for flights from Washington Dulles Intl. (IAD) to Portland Intl. Jetport (PWM) are in the early morning, from 6am to 9am. Approximately 34% of passengers prefer this time window. Many major carriers, including Delta Air Lines and United Airlines, offer flights during this window. These times work well because you can get an early start to your travel day and arrive at your destination with plenty of time.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
A nonstop flight from IAD to PWM typically takes around 1 hour 50 minutes, covering approximately 492 miles. Connecting flights on this route usually add 4 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
Select the "Business class" and "First class" filters when looking for IAD to PWM flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Portland from Washington Dulles Intl. (IAD)?
From Washington Dulles Intl. (IAD), you can fly into Portland Intl. Jetport (PWM) and Portland Intl. (PDX) in Portland. Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), Hartsfield-Jackson Atlanta Intl. (ATL), Detroit Metropolitan Wayne County (DTW) before reaching Portland. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Portland Intl. Jetport
Return price
£207
Distance
787 km
Average flight time
1 hour 49 mins

Book with confidence

Compare flights from Washington to Portland easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Portland. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Portland Intl. Jetport in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Portland Intl. Jetport.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Portland Intl. Jetport (PWM)

The easiest way to view the best deals on flights from Washington to Portland today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Portland Intl. Jetport start at just £207 and range up to £290.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Portland
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Portland flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Portland Intl. Jetport for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Washington to Portland easily and book with confidence

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