Cheap flights from Washington, D.C. Dulles Intl Airport to Portland from $89
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Portland departing on 8/11. 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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United Airlines flights from Washington, D.C. Dulles Intl Airport to Portland, Maine
Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Portland, Maine flight tickets
Delta flights from Washington, D.C. Dulles Intl Airport to Portland, Maine
Our best Delta deals on Washington, D.C. Dulles Intl Airport to Portland, Maine flight tickets
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Portland, Maine
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 Portland, Maine?
The cheapest month to fly to Portland, Maine from Washington, D.C. Dulles Intl Airport is in December. Flight prices, which tend to average around $290, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of December, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $293.
What is the cheapest day to depart on your flight to Portland, Maine?
On average, the least expensive day to fly to Portland, Maine from Washington, D.C. Dulles Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as $288. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $359.
What is the cheapest time of day to depart on your flight to Portland, Maine?
In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Portland, Maine when you can find flight prices for as low as $292. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $377. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Washington, D.C. Dulles Intl to Portland flight route?
Fly from Washington, D.C. Dulles Intl to Portland for the best Washington, D.C. Dulles Intl - Portland flight prices
How far in advance should I book a flight to Portland, Maine?
You are more likely to see cheaper flights to Portland, Maine from Washington, D.C. Dulles Intl Airport when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $346 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Washington, D.C. Dulles Intl Airport for as low as $230 on momondo.
What cabin class options are available on Washington, D.C. Dulles Intl to Portland flights?
There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Portland 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 Washington, D.C. Dulles Intl to Portland?
Delta, United Airlines, and American Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Portland
What airlines fly to Portland, Maine?
United Airlines, Spirit Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 95% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 5 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.
How many flights depart from Washington, D.C. Dulles Intl Airport to Portland, Maine on average per day?
The number of flights available between Washington, D.C. Dulles Intl Airport and Portland, Maine is 6 per day as of June 2025. The most frequent departure time is 8:00AM, with 57% of daily flights leaving in the afternoon.
How many flights depart from Washington, D.C. Dulles Intl Airport to Portland, Maine on average per week?
As of June 2025, 46 flights take off from Washington, D.C. Dulles Intl Airport and land in Portland, Maine each week. The most common flight departure day for this route is Tue, with 15% of weekly flights taking off on this day.
When to book flights from Washington, D.C. Dulles Intl Airport to Portland, Maine
Cheap Washington, D.C. Dulles Intl Airport to Portland, Maine (IAD to PWM) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Portland, Maine
Best Price Found | $89 |
|---|---|
Fastest flight time | 1h 43m |
Direct flights | Every day |
Airports in Portland, Maine | 1 airport |
How far is Washington, D.C. Dulles Intl to Portland by plane?
Washington, D.C. Dulles Intl and Portland are 494.7 mi apart from one another. In terms of flight time, this usually takes a little over 1h 43m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Portland Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Portland Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Portland Airport?
As of June 2025, there is 1 operator available to choose from for flights from Washington, D.C. Dulles Intl Airport to Portland Airport.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Portland Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The required travel and health documents for your Portland 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 Portland 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 Washington, D.C. Dulles Intl Airport to Portland, Maine?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. Dulles Intl Airport to Portland, Maine is Embraer 175 (Enhanced Winglets), representing 22.54% of all bookings. The subsequent popular models are Embraer 170 at 16.85%, Boeing 737-800 Passenger/BBJ2 (winglets) at 12.57%, and Boeing 737-700 Passenger/BBJ1 (winglets) at 11.76%.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Portland, Maine?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and Portland, Maine, the leading airline is United Airlines, making up 100% of the total bookings.
Best airlines flying from Washington, D.C. Dulles Intl Airport to Portland, Maine
Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Portland, Maine with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $205 | Free Cancellation | Rating 7.4 8,791 reviews |
United Airlines Flights From Washington, D.C. Dulles Intl Airport to Portland, Maine
United Airlines flight deals from Washington, D.C. Dulles Intl Airport to Portland, Maine start from $205 round-trip. Over the 33 United Airlines flights for this route in a normal week, average airfare is usually $355 round-trip - but some users have found much cheaper deals with momondo.
Traveling to a place near Portland?
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Why should I use momondo to find a flight deal from Washington, D.C. to Portland?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Washington, D.C..
Can I find flights from Washington, D.C. to Portland with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Washington, D.C. to Portland flights to just show those with flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Portland?
momondo helps you find the best flight between Washington, D.C. and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Washington, D.C. to Portland right now. Can momondo alert me if prices change?
Price alerts on flights to Portland from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.