Cheap flights from Portland, Maine to Washington, D.C. from $79
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Washington, D.C. departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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JetBlue flights from Portland, Maine to Washington, D.C. Reagan-National Airport
Our best JetBlue deals on Portland, Maine to Washington, D.C. Reagan-National Airport flight tickets
American Airlines flights from Portland, Maine to Washington, D.C. Reagan-National Airport
Our best American Airlines deals on Portland, Maine to Washington, D.C. Reagan-National Airport flight tickets
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Portland, Maine to Washington, D.C. Reagan-National Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?
The month of September is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Portland, Maine, with most prices found around $254. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $269.
What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?
The cheapest day to depart from Portland, Maine to Washington, D.C. Reagan-National Airport is on a Friday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Friday will often find tickets for as low as $345. Flights from Portland, Maine to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $452. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?
Our data shows that the cheapest Portland, Maine to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $357. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $371.
What is the cheapest Portland to Washington, D.C. Reagan-National flight route?
Fly from Portland to Washington, D.C. Reagan-National for the best Portland - Washington, D.C. Reagan-National flight prices
How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?
You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Portland, Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $316 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Portland, Maine for as low as $199 on momondo.
What cabin class options are available on Portland to Washington, D.C. Reagan-National flights?
There are 3 cabin classes available to choose from on Portland to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Portland to Washington, D.C. Reagan-National?
American Airlines, Delta, and Southwest are the most popular carriers operating from Portland to Washington, D.C. Reagan-National
What airlines fly to Washington, D.C. Reagan-National Airport?
American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Portland, Maine according to our data. American Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Portland, Maine to Washington, D.C. Reagan-National Airport on average per day?
3 flights are operational daily from Portland, Maine to Washington, D.C. Reagan-National Airport as of July 2025. The most popular departure time for this route is 5:00AM, with 57% of flights per day taking off in the afternoon.
How many flights depart from Portland, Maine to Washington, D.C. Reagan-National Airport on average per week?
As of July 2025, 24 flights take off from Portland, Maine and land in Washington, D.C. Reagan-National Airport each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.
When to book flights from Portland, Maine to Washington, D.C. Reagan-National Airport
Cheap Portland, Maine to Washington, D.C. Reagan-National Airport (PWM to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Washington, D.C. Reagan-National Airport
How far is Portland to Washington, D.C. Reagan-National by plane?
There are 483.6 mi between Portland and Washington, D.C. Reagan-National. In terms of flight time, this usually takes a little over 1h 44m.
When did momondo last update prices for flights from Portland Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Portland Airport to Washington, D.C. Reagan-National Airport are updated daily.
How many operators does momondo search for flights from Portland Airport to Washington, D.C. Reagan-National Airport?
As of July 2025, there are 3 operators available to choose from for flights from Portland Airport to Washington, D.C. Reagan-National Airport.
How old do you have to be to fly from Portland Airport to Washington, D.C. Reagan-National Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Portland, Maine to Washington, D.C. Reagan-National Airport?
momondo data reveals that the most frequently booked plane model on the route from Portland, Maine to Washington, D.C. Reagan-National Airport is Embraer 175 (Enhanced Winglets), representing 15.85% of all bookings. The subsequent popular models are Airbus A319 at 14.95%, Canadair (Bombardier) Regional Jet 700 at 13.84%, and Embraer 175 at 12.73%.
What is the most popular airline from Portland, Maine to Washington, D.C. Reagan-National Airport?
momondo data reveals that the most frequently booked airline on the route from Portland, Maine to Washington, D.C. Reagan-National Airport is American Airlines, representing 97% of all bookings. The subsequent popular airlines are United Airlines at 2% and Delta at 1%.
Best airlines flying from Portland, Maine to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Portland, Maine to Washington, D.C. Reagan-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $148 | Free Cancellation | Rating 8.0 7,962 reviews | |||
| PriceFrom $189 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.4 8,844 reviews |
American Airlines Flights From Portland, Maine to Washington, D.C. Reagan-National Airport
American Airlines operates around 18 flights from Portland, Maine to Washington, D.C. Reagan-National Airport every week. The average price of these flights found in the last 72 hours has been $305, but momondo users have found American Airlines deals from Portland, Maine to Washington, D.C. Reagan-National Airport from as low as $189 round-trip. American Airlines has been scored 7.2/10 in 10,000 reviews.
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Why should I use momondo to find a flight deal from Portland to Washington, D.C.?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Washington, D.C.. momondo saves you time and could save you money on your trip.
Can I find flights from Portland to Washington, D.C. with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Washington, D.C. from Portland with this policy.
How can momondo help me find flights from Portland to Washington, D.C.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Washington, D.C..
I’m not ready to book a flight from Portland to Washington, D.C. right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Portland to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.