$194+ Cheap flights from Portland, ME (PWM) to Reagan-National (DCA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DCA
Oct 29 — Nov 51
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Reagan-National 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 Portland to Washington, D.C. Reagan-National are usually found in December or October, booked 15 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Portland to Reagan-National
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to Reagan-NationalExplore the most affordable flight options available from Portland to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2026.
Explore the most affordable flight options available from Portland to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2026.
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 10/226:00 am -
Nonstop1h 56m
Tue 10/271:59 pm -
Nonstop1h 44m
Deal found 9/28![American Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 10/225:37 pm -
Nonstop1h 52m
Mon 10/261:59 pm -
Nonstop1h 44m
Deal found 9/27![American Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/166:00 am -
Nonstop1h 56m
Tue 10/201:59 pm -
Nonstop1h 44m
Deal found 9/24![American Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 9/28. 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.
Thu 10/225:28 pm -
1 stop4h 57m
Tue 10/275:05 pm -
1 stop7h 05m
Deal found 9/28![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 10/176:00 am -
Nonstop1h 56m
Sat 10/243:15 pm -
1 stop7h 21m
Deal found 9/24![American Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 10/235:37 pm -
Nonstop1h 52m
Sun 10/257:50 am -
Nonstop1h 54m
Deal found 9/28![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Fri 11/66:17 am -
Nonstop1h 55m
Sat 11/77:50 pm -
Nonstop1h 49m
Deal found 9/27![American Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 9/28. 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.
Wed 10/216:04 am -
2 stops6h 55m
Sat 10/2412:27 pm -
2 stops8h 34m
Deal found 9/28![Delta logo]()
$307
Best flights from Portland to Reagan-NationalDiscover carefully curated flight deals from Portland to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2026.
Discover carefully curated flight deals from Portland to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2026.
This Delta deal was found by Cheapflights users on 9/24. 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.
Tue 11/36:01 am -
1 stop6h 57m
Sat 11/711:00 am -
1 stop4h 55m
Deal found 9/24![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Sat 10/316:00 am -
1 stop6h 29m
Wed 11/47:00 am -
1 stop6h 26m
Deal found 9/28![United Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 9/24. 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.
Tue 12/226:35 am -
1 stop4h 58m
Tue 12/296:35 pm -
1 stop4h 31m
Deal found 9/24![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 9/28. 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.
Sat 11/75:00 pm -
1 stop4h 03m
Sun 11/87:20 pm -
1 stop3h 58m
Deal found 9/28![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 9/28. 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.
Sat 10/245:00 pm -
1 stop4h 03m
Sun 10/258:10 am -
1 stop5h 02m
Deal found 9/28![Delta logo]()
$308
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/203:41 pm -
1 stop6h 18m
Tue 10/279:05 am -
1 stop4h 21m
Deal found 9/27![United Airlines logo]()
$391
This Delta deal was found by Cheapflights users on 9/27. 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.
Fri 10/164:47 pm -
1 stop6h 20m
Sun 10/188:10 am -
1 stop5h 02m
Deal found 9/27![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 10/96:00 am -
1 stop4h 44m
Sat 10/105:55 pm -
1 stop5h 33m
Deal found 9/28![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/25. 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.
Sat 10/105:00 pm -
1 stop4h 03m
Mon 10/126:10 am -
1 stop4h 30m
Deal found 9/25![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 9/25. 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.
Sat 10/105:00 pm -
1 stop4h 03m
Wed 10/146:10 am -
1 stop4h 30m
Deal found 9/25![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 9/27. 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.
Tue 10/201:52 pm -
1 stop6h 51m
Tue 10/276:10 am -
2 stops9h 25m
Deal found 9/27![Delta logo]()
$403
Last-minute flights from Portland to Reagan-NationalDiscover last-minute flight deals from Portland to Reagan-National. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Reagan-National. Data last updated September 29, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/166:00 am -
Nonstop1h 56m
Tue 10/201:59 pm -
Nonstop1h 44m
Deal found 9/24![American Airlines logo]()
$288
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 10/176:00 am -
Nonstop1h 56m
Sat 10/243:15 pm -
1 stop7h 21m
Deal found 9/24![American Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 9/28. 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.
Wed 10/216:04 am -
2 stops6h 55m
Sat 10/2412:27 pm -
2 stops8h 34m
Deal found 9/28![Delta logo]()
$307
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 10/226:00 am -
Nonstop1h 56m
Tue 10/271:59 pm -
Nonstop1h 44m
Deal found 9/28![American Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 10/225:37 pm -
Nonstop1h 52m
Mon 10/261:59 pm -
Nonstop1h 44m
Deal found 9/27![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 9/28. 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.
Thu 10/225:28 pm -
1 stop4h 57m
Tue 10/275:05 pm -
1 stop7h 05m
Deal found 9/28![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 10/224:40 pm -
1 stop5h 19m
Sun 10/255:00 am -
1 stop6h 26m
Deal found 9/27![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 10/235:37 pm -
Nonstop1h 52m
Sun 10/257:50 am -
Nonstop1h 54m
Deal found 9/28![American Airlines logo]()
$299
One-way flights from Portland to Reagan-NationalSearch for one-way flight options from Portland to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
Search for one-way flight options from Portland to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/236:00 am -
Nonstop1h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![American Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:09 pm -
3 stops43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:09 pm -
3 stops43h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$201
This Expedia deal was found by Cheapflights users on 9/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
2 stops11h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![JetBlue logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:09 pm -
3 stops43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$208
This Expedia deal was found by Cheapflights users on 9/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
2 stops14h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![JetBlue logo]()
$213
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 10/225:37 pm -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![American Airlines logo]()
$227
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 11/65:45 am -
1 stop5h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![American Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 9/28. 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.
Wed 11/255:18 pm -
1 stop5h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$237
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 12/194:21 pm -
Nonstop1h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![American Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:53 pm -
3 stops24h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$241
Find flight deals from Portland to Reagan-National
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Reagan-National (DCA). 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 September 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $277 (American Airlines) |
One-way from | $194 (American Airlines) |
Popular in | July |
Cheapest in | December |
Average price | $353 |
Good round-trip deal | $325 or less |
Good one-way deal | $189 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Reagan-National 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 7,457,451 searches. Data last updated September 29, 2026.
Use the filters below to find and compare flights from Portland to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Sun 10/25
5:50 am-10:24 am
1 stop4h 34m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Sat 11/21
4:03 pm-10:26 pm
1 stop6h 23m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Thu 10/22
6:04 am-10:09 am
1 stop4h 05m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Thu 11/26
11:50 am-4:00 pm
1 stop4h 10m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Tue 10/27
6:28 am-12:39 pm
1 stop6h 11m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Mon 11/23
6:27 am-12:40 pm
1 stop6h 13m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Tue 12/8
6:12 am-4:38 pm
2 stops10h 26m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$242
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Tue 12/22
6:35 am-11:33 am
1 stop4h 58m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$277
Quickest round-trip
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Sat 10/17
8:03 am-11:59 am
1 stop3h 56m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
PortlandWashington, D.C.
PWM Portland - DCA Washington, D.C. Reagan-National
PWMDCA
Portland
Thu 10/15
6:00 am-10:44 am
1 stop4h 44m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$280
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Portland to Reagan-National
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Reagan-National in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland, Maine-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Reagan-National
Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Portland with our price prediction graph.
PWM-DCA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Washington, D.C. Reagan-National Airport
Prices
Airlines
How far ahead should I book a flight from Portland, Maine to Washington, D.C. Reagan-National Airport?
Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland, Maine to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Portland, Maine to Washington, D.C. Reagan-National Airport?
Currently, December is the cheapest month in which you can book a flight from Portland, Maine to Washington, D.C. Reagan-National Airport (average of $277). Flying from Portland, Maine to Washington, D.C. Reagan-National Airport in July is currently the most expensive (average of $449). 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 PWM to DCA?
Find hourly flight availability from Portland to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 29, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Washington, D.C. Reagan-National Airport as you normally would.
Reviews of airlines servicing Reagan-National
Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated September 29, 2026.
Read through reviews of airlines operating flights from Portland to Washington, D.C. Reagan-National Airport, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Comfort
7.3
Boarding
7.7
Overall
7.4
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.7
Comfort
7.3
Boarding
7.7
Overall
7.4
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.7
Comfort
7.3
Boarding
7.7
Overall
7.4
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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Traveling to a place near Washington, D.C. Reagan-National Airport?
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Arlington
Owings Mills
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Top 2 airlines flying from Portland to Reagan-National
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$359 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$249 | Average$576 | FlexibilityNo cancel fee | On-time69% |