Question 1

What are the cheapest airlines flying from Portland, Maine to Washington, D.C. Dulles Intl Airport round-trip?

Accepted Answer

Cheapflights users have booked flights from Portland, Maine to Washington, D.C. Dulles Intl Airport round-trip from $179. Other airlines that can offer you cheap pricing are Delta, from $198, and American Airlines, from $256. Users have found that United Airlines is 50% cheaper than the other options available to this destination.

Question 2

What are the cheapest airlines to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport one-way?

Accepted Answer

For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $114 and $173 on Delta and Sun Country Air, respectively.

Question 3

How recently were the Portland, Maine to Washington, D.C. Dulles Intl Airport flight deals updated?

Accepted Answer

The Portland, Maine to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 6/5.

Question 4

How far ahead should I book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The best time to book flights from Portland, Maine to Washington, D.C. Dulles Intl Airport is 27 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.

Question 5

What is the cheapest month to book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Portland, Maine to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $382). 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.

Question 6

What is the cheapest day to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Travelers seeking maximum savings on their Portland, Maine to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Question 9

What are the cheapest flights from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

On average you can expect to pay $807 for a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $110 while the most popular route, (Portland - Washington, D.C. Dulles Intl) is currently priced at $224.

Question 10

What are the most reliable airlines from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Consider CommutAir (100%), Republic Airways (92%) or United Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Portland, Maine to Washington, D.C. Dulles Intl Airport.

Question 11

Can I find flights from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $179, but on average you can expect to pay $228.

Question 12

Are there nonstop flights from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Portland, Maine to Washington, D.C. Dulles Intl Airport under $300. A good price for a nonstop flight from Portland, Maine to Washington, D.C. Dulles Intl Airport is less than $305.

Question 13

Are there last-minute flights available from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $400?

Accepted Answer

There are currently 20+ open flights from Portland, Maine to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

Question 14

What is the cheapest day to fly round-trip from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Travelers have found that booking a Friday departure is the best way to save up to 51% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 15

How far in advance should I book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To save up to 93% on this flight, we recommend booking at least 50 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Portland, Maine to Washington, D.C. Dulles Intl Airport from $363 1-2 weeks out and tickets from $510 for flights departing within the next 72 hours.

Question 16

What is the cheapest month to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Accepted Answer

December is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Portland, Maine. Prices for December average $294 per person but you can even find prices for as low as $148. The most expensive prices can be found in the month of April. Opting for a December flight can save you 44% on your journey compared to booking in April

Question 17

What is the cheapest time of day to fly from PWM to IAD?

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight at noon.

Question 18

What airport do you fly from for flights from Portland to Washington, D.C. Dulles Intl?

Accepted Answer

Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Portland. Booking flights from Portland (PWM) to Washington, D.C. Dulles Intl should be relatively easy as there are 4 daily outbound flights to Washington, D.C. Dulles Intl from 2 different airlines.

Question 19

What does PWM to IAD mean?

Accepted Answer

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to Washington, D.C. Dulles Intl Airport flight would often be abbreviated as a PWM to IAD flight.

Question 20

Can I find deals for flights from Portland to Dulles Intl that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Portland to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 21

Can I find deals on flights from Portland to Dulles Intl with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Portland to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 22

Can I find deals for flights from Portland to Dulles Intl that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Portland to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 23

How can I find direct flights from Portland to Dulles Intl?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Dulles Intl.

Question 24

Can I find deals for business class flights from Portland to Dulles Intl?

Accepted Answer

Yes. Cheapflights offers flight deals from Portland to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 25

Can I find deals for flights from Portland to Dulles Intl that allow pets onboard?

Accepted Answer

Many airlines flying from Portland to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 26

Can I find deals on last-minute flights from Portland to Dulles Intl?

Accepted Answer

Yes, you can often find last-minute deals on Portland to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Popular in	April
Cheapest in	September
Round-trip from	$234
One-way from	$176

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$181	Average$296	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$188	Average$344	FlexibilityNo cancel fee	On-time69%

32%of flight departures	Early morningMidnight to 6 am
32%of flight departures	Morning6 am to noon
21%of flight departures	AfternoonNoon to 6 pm
15%of flight departures	Evening6 pm to midnight

Sunday	4daily flights
Monday	4daily flights
Tuesday	4daily flights
Wednesday	4daily flights
Thursday	4daily flights
Friday	4daily flights
Saturday	4daily flights

Cheap flights from Portland (PWM) to Dulles Intl (IAD) from $90

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

The best prices from Portland to Washington, D.C. Dulles Intl are usually found in September or January, booked 27 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Portland to Dulles Intl

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from Portland, Maine to Washington, D.C. Dulles Intl Airport?

How far in advance should I book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from PWM to IAD?

Cheap Portland to Dulles Intl flights in June & July 2024

Find cheap flight options from Portland to Dulles Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.

The lowest fares we've come across on flights traveling from Portland to Washington, D.C. in June and July 2024. More deals are always being added, so be sure to check back regularly.

Portland to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Portland and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.

The lowest fares we've come across on flights traveling from Portland to Washington, D.C. in June and July 2024. More deals are always being added, so be sure to check back regularly.

Portland to Dulles Intl flights leaving soon

Check out these flights departing soon from Portland to Washington, D.C.. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Dulles Intl from Portland

If you're seeking multiple options on one-way flights from Portland to Washington, D.C., be sure to check out these deals, which are updated often. Users in need of a round-trip flight from Portland to Washington, D.C. instead should update the search form at the top of page.

Find flights from Portland to Dulles Intl within your budget

How far ahead should I book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Dulles Intl. Price data was last updated on May 31, 2024.

The best time to book flights from Portland, Maine to Washington, D.C. Dulles Intl Airport is 27 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 day to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Dulles Intl. Price data was last updated on June 2, 2024.

Best time to book a flight from Portland to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Portland with our price prediction graph.

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

Reviews of airlines servicing Dulles Intl

Peruse reviews from past customers who have flown with United Airlines, Delta and Sun Country Air from Portland to Washington, D.C. to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Portland to Washington, D.C. Dulles Intl?

Can I find flights from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

Are there nonstop flights from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

Are there last-minute flights available from Portland, Maine to Washington, D.C. Dulles Intl Airport for under $400?

What are the cheapest airlines flying from Portland, Maine to Washington, D.C. Dulles Intl Airport round-trip?

What are the cheapest airlines to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport one-way?

What are the most reliable airlines from Portland, Maine to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from Portland, Maine to Washington, D.C. Dulles Intl Airport?

What does PWM to IAD mean?

Can I find deals for flights from Portland to Dulles Intl that include extra baggage allowance?

Can I find deals on flights from Portland to Dulles Intl with specific airlines?

Can I find deals for flights from Portland to Dulles Intl that include hotel bookings?

How can I find direct flights from Portland to Dulles Intl?

Can I find deals for business class flights from Portland to Dulles Intl?

Can I find deals for flights from Portland to Dulles Intl that allow pets onboard?

Can I find deals on last-minute flights from Portland to Dulles Intl?

How recently were the Portland, Maine to Washington, D.C. Dulles Intl Airport flight deals updated?

What is the cheapest month to book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Dulles IntlSee prices for flight routes from nearby airports that may be better suited for you.

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Portland to Dulles Intl

Popular flight searches

Check out other popular destinations found by fellow travelers in 2024

Search flights from Portland to Dulles Intl by cabin class

Find flights from Portland to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Portland to Dulles Intl

Find hourly flight availability from Portland to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2024.

Weekly flight availability from Portland to Dulles Intl

Explore weekly flight availability from Portland to Dulles Intl. 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 6, 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

100% Free

Book with Flexibility

Travel Smart

Alternative routes for Portland to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.