$123+ Cheap flights from Washington, D.C. (WAS) to Portland, ME (PWM)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Washington, D.C. to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. to Portland are usually found in January or April, booked 61 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
Cheap flight deals from Washington, D.C. to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.
Round-trip from | $224 (American Airlines) |
|---|---|
One-way from | $123 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $371 |
Good round-trip deal | $268 or less |
Good one-way deal | $159 or less |
Find flight deals from Washington, D.C. to Portland
Cheapest flights from Washington, D.C. to PortlandExplore the most affordable flight options available from Washington, D.C. to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Washington, D.C. to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to Portland 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Portland
DCA - PWM
DCAPWM
Washington, D.C. Reagan-National
Sat 8/9
6:45 am-10:41 am
1 stop3h 56m
Portland
Fri 8/15
6:00 am-7:45 am
Nonstop1h 45m
Washington, D.C.Portland
DCA - PWM
DCAPWM
Washington, D.C. Reagan-National
Sun 9/7
5:30 pm-10:02 pm
1 stop4h 32m
Portland
Tue 9/9
2:17 pm-7:21 pm
1 stop5h 04m
Washington, D.C.Portland
IAD - PWM
IADPWM
Washington, D.C. Dulles Intl
Wed 6/25
5:31 pm-11:27 pm
1 stop5h 56m
Portland
Sun 6/29
5:35 am-7:25 am
Nonstop1h 50m
Washington, D.C.Portland
DCA - PWM
DCAPWM
Washington, D.C. Reagan-National
Fri 8/15
7:45 pm-11:25 pm
1 stop3h 40m
Portland
Wed 8/20
6:31 am-10:14 am
1 stop3h 43m
Washington, D.C.Portland
IAD - PWM
IADPWM
Washington, D.C. Dulles Intl
Fri 7/11
8:31 pm-12:57 am
1 stop4h 26m
Portland
Sat 7/19
6:30 am-12:02 pm
1 stop5h 32m
Washington, D.C.Portland
DCA - PWM
DCAPWM
Washington, D.C. Reagan-National
Sun 7/6
9:05 am-1:20 pm
1 stop4h 15m
Portland
Tue 7/15
6:01 am-12:25 pm
1 stop6h 24m
BaltimorePortland
BWI - PWM
BWIPWM
Baltimore/Washington
Mon 8/11
8:15 am-9:50 am
Nonstop1h 35m
Portland
Wed 8/13
5:50 am-7:25 am
Nonstop1h 35m
BaltimorePortland
BWI - PWM
BWIPWM
Baltimore/Washington
Mon 8/25
7:56 am-3:02 pm
1 stop7h 06m
Portland
Sat 8/30
2:48 pm-9:05 pm
1 stop6h 17m
BaltimorePortland
BWI - PWM
BWIPWM
Baltimore/Washington
Thu 8/28
6:00 am-12:08 pm
1 stop6h 08m
Portland
Fri 8/29
1:34 pm-9:15 pm
1 stop7h 41m
Washington, D.C.Portland
IAD - PWM
IADPWM
Washington, D.C. Dulles Intl
Sat 8/2
5:39 pm-10:45 pm
1 stop5h 06m
Portland
Wed 8/6
3:53 pm-10:56 pm
1 stop7h 03m
Best time to book a flight from Washington, D.C. to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Washington, D.C. with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to Portland
How far ahead should I book a flight from Washington, D.C. to Portland, Maine?
Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Portland. Price data was last updated on June 9, 2025.
The best time to book flights from Washington, D.C. to Portland, Maine is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Washington, D.C. to Portland, Maine?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Portland, Maine (average of $296). Flying from Washington, D.C. to Portland, Maine in July is currently the most expensive (average of $394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from WAS to PWM?
Find hourly flight availability from Washington, D.C. to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
It’s optimal to fly from Washington, D.C. to Portland, Maine in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the afternoon.
What is the cheapest day to fly from Washington, D.C. to Portland, Maine?
Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Portland. Price data was last updated on June 8, 2025.
Travelers seeking maximum savings on their Washington, D.C. to Portland, Maine flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Washington, D.C. to Portland, Maine
Explore weekly flight availability from Washington, D.C. to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.
The most flights from WAS to PWM are scheduled on a Thursday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
Rainfall in Portland by month
Plan your trip to Portland by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.
Temperature in Portland by month
Plan your trip to Portland by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Washington, D.C. to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
John,May 2025
PVD - BNA
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
John,May 2025
PVD - BNA
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
John,May 2025
PVD - BNA
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
John,May 2025
PVD - BNA
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
John,May 2025
PVD - BNA
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
John,May 2025
PVD - BNA
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C.?
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Alternative routes for Washington, D.C. to Portland
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Washington, D.C. to Portland
Discover the top 4 airlines that operate flights from Washington, D.C. to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$346 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$152 | Average$278 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$189 | Average$313 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$373 | FlexibilityNo cancel fee | On-time63% |