$102 Cheap Flights from Portland (PWM) to Baltimore (BWI)

View $102 flight on Wed, Dec 10, 2025Opens in a new window

Popular airlines from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Portland to Baltimore (PWM-BWI)

Prices were available within the past 7 days and start at $102 for one-way flights and $203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Oct 29 - Tue, Nov 4
PWM
Portland
BWI
Baltimore
$203 Roundtrip, found 3 days ago
$203
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Portland to Baltimore, returning Tue, Nov 4, priced at $203 found 3 days ago
Delta
Wed, Oct 22 - Tue, Oct 28
PWM
Portland
BWI
Baltimore
$211 Roundtrip, found 3 days ago
$211
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 22 from Portland to Baltimore, returning Tue, Oct 28, priced at $211 found 3 days ago
Delta
Wed, Oct 22 - Wed, Oct 29
PWM
Portland
BWI
Baltimore
$213 Roundtrip, found 18 hours ago
$213
Roundtrip
found 18 hours ago
Select Delta flight, departing Wed, Oct 22 from Portland to Baltimore, returning Wed, Oct 29, priced at $213 found 18 hours ago
American Airlines
Tue, Oct 28 - Wed, Oct 29
PWM
Portland
BWI
Baltimore
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Oct 28 from Portland to Baltimore, returning Wed, Oct 29, priced at $214 found 3 days ago
American Airlines
Wed, Oct 22 - Tue, Oct 28
PWM
Portland
BWI
Baltimore
$216 Roundtrip, found 3 days ago
$216
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 22 from Portland to Baltimore, returning Tue, Oct 28, priced at $216 found 3 days ago
Southwest Airlines
Wed, Dec 17 - Thu, Dec 18
PWM
Portland
BWI
Baltimore
$217 Roundtrip, found 19 hours ago
$217
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Wed, Dec 17 from Portland to Baltimore, returning Thu, Dec 18, priced at $217 found 19 hours ago
Delta
Wed, Dec 3 - Tue, Dec 9
PWM
Portland
BWI
Baltimore
$218 Roundtrip, found 15 hours ago
$218
Roundtrip
found 15 hours ago
Select Delta flight, departing Wed, Dec 3 from Portland to Baltimore, returning Tue, Dec 9, priced at $218 found 15 hours ago
Southwest Airlines
Thu, Oct 30 - Tue, Nov 4
PWM
Portland
BWI
Baltimore
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Thu, Oct 30 from Portland to Baltimore, returning Tue, Nov 4, priced at $222 found 1 day ago
American Airlines
Wed, Oct 22 - Tue, Oct 28
PWM
Portland
BWI
Baltimore
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 22 from Portland to Baltimore, returning Tue, Oct 28, priced at $223 found 3 days ago
United
Wed, Oct 22 - Sat, Oct 25
PWM
Portland
BWI
Baltimore
$509 Roundtrip, found 5 days ago
$509
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 22 from Portland to Baltimore, returning Sat, Oct 25, priced at $509 found 5 days ago

Find the cheapest month to fly from Portland (PWM) to Baltimore (BWI)

January is typically the cheapest month to fly

From $128 - $532 per traveler.

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $377
DCA
Ronald Reagan Washington National
Cheapest
Average driving time to city center57 min
Flights from $377

Frequently asked questions

How much does a flight from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Grab a cheap one-way flight from $102 or cheap return flight from $203 from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Flying in October can help you save, as it's the cheapest month for flights between PWM and BWI. You'll typically find the lowest fares during the off-season.
Which airlines fly direct from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Take a nonstop flight with Southwest Airlines and go straight from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What is the cheapest airline that flies from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PWM to BWI flight.
How many flights per day from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
When taking off from Portland Intl. Jetport Airport (PWM), you'll have your pick from an average of 3 daily nonstop flights to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What are the most popular departure times for flights from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Flights between PWM and BWI are busiest at 3 PM. If you'd like a quieter trip and potentially cheaper tickets, choose a departure outside the usual busy windows.
What day of the week has the most flights from PWM to BWI?
Friday offers the most flights from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). Consider traveling on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Catch the earliest flight at around 5:30AM UTC-5, heading out of Portland Intl. Jetport Airport (PWM). You'll be in the air for approximately 1h 40m, reaching Baltimore Washington Intl. Thurgood Marshall Airport (BWI) at approximately 7:10AM UTC-5.
How long does it take to fly from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Flights from PWM to BWI have an average travel time of 1 hour and 42 minutes. The distance between the two airports is 450 mi.
What airline has the least delays from PWM to BWI?
With 100% of flights usually arriving as scheduled, Delta Air Lines has the best on-time performance for direct flights from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). To check your flight status and get notified about any changes, head to the Expedia App.
What is the best time to fly from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To land at Baltimore Washington Intl. Thurgood Marshall Airport (BWI) on time, select a flight that takes off from Portland Intl. Jetport Airport (PWM) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Baltimore from Portland Intl. Jetport Airport (PWM)?
Portland Intl. Jetport Airport (PWM) offers direct flights to Baltimore. These are a few of the airports you can fly to without stopovers:

  • Ronald Reagan Washington National Airport (DCA)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)
  • Washington Dulles Intl. Airport (IAD)

Is it cheaper to buy a plane ticket from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Last-minute fares from PWM to BWI are typically more expensive. For the lowest rates, start searching for flights early. That being said, if you're flexible with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a PWM to BWI flight and hotel package?
Opting for a PWM to BWI flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our impressive range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Jetport Airport (PWM) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Typically, you can cancel or reschedule your PWM to BWI flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Portland Intl. Jetport
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$203
Distance
451 mi
Average flight time
1 hour 34 mins

Book with confidence

Book with confidence

Portland to Baltimore Flights

The cheapest times to fly from Portland to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Baltimore are during the month of October. You can find some of the cheapest flights from Portland to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Baltimore

Sunday is one of the best days to book for cheap flights from Portland to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $102 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to Baltimore Flights

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