CA $145 Cheap Flights from Baltimore (BWI) to Portland (PDX)

View CA $145 flight on Tue, Aug 25, 2026Opens in a new window

Popular airlines from Baltimore Washington International Airport (BWI) to Portland International Airport (PDX)

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Cheap flights from Baltimore (BWI) to Portland (PDX)

Prices were available within the past 7 days and start at CA $145 for one-way flights and CA $303 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $303 Roundtrip, found 2 days ago
CA $303
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $303 found 2 days ago
Delta
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $316 Roundtrip, found 2 days ago
CA $316
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $316 found 2 days ago
American Airlines
Fri, May 29 - Tue, Jun 2
BWI
Baltimore
PDX
Portland
CA $333 Roundtrip, found 1 day ago
CA $333
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, May 29 from Baltimore to Portland, returning Tue, Jun 2, priced at CA $333 found 1 day ago
Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $364 Roundtrip, found 2 days ago
CA $364
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $364 found 2 days ago
Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $377 Roundtrip, found 2 days ago
CA $377
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $377 found 2 days ago
American Airlines
Fri, May 29 - Tue, Jun 2
BWI
Baltimore
PDX
Portland
CA $377 Roundtrip, found 1 day ago
CA $377
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, May 29 from Baltimore to Portland, returning Tue, Jun 2, priced at CA $377 found 1 day ago
Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $378 Roundtrip, found 2 days ago
CA $378
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $378 found 2 days ago
American Airlines
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $390 Roundtrip, found 2 days ago
CA $390
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $390 found 2 days ago
Delta
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
PDX
Portland
CA $391 Roundtrip, found 2 days ago
CA $391
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Aug 25 from Baltimore to Portland, returning Sat, Aug 29, priced at CA $391 found 2 days ago
Sun Country Airlines
Tue, Jun 16 - Fri, Jun 26
BWI
Baltimore
PDX
Portland
CA $674 Roundtrip, found 23 hours ago
CA $674
Roundtrip
found 23 hours ago
Select Sun Country Airlines flight, departing Tue, Jun 16 from Baltimore to Portland, returning Fri, Jun 26, priced at CA $674 found 23 hours ago

Frequently asked questions

How much does a flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) cost?
One-way flights typically cost between $432 and $1,040 and return flights often range between $432 and $1,040. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
October is typically the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX), with average round-trip fares of approximately 922 CAD. This is about 16% lower than the average price throughout the year. October often sees lower prices as the peak summer travel season has ended, and holiday travel has not yet begun, leading to reduced demand. Other cheap months to fly from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX) include January and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
Enter BWI to PDX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
To find a cheap flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
The best airline to fly with from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX) will differ from traveler to traveler. If you like to fly early, AS offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
When looking for the best time to fly from Baltimore Washington International Thurgood Marshall (BWI) to Portland International (PDX), it's a good idea to consider both price and popularity. Based on booking data from the past year, the cheapest months to fly are typically October and September, with average prices around 922 CAD for a round-trip flight. However, the most popular months for travel are July and January, which means you'll find plenty of flight options during those times. Since there isn't an overlap between the cheapest and most popular months, you'll need to decide what's most important for your trip: saving money in the autumn or having the widest selection of flights in summer or winter.*Prices based on flights available on Expedia in the last year.
How many flights per day from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
There are approximately 137 connecting flights per day from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX). Some common connection points include Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
The earliest flight from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is a seasonal offering, active only in December. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
You'll typically find the most flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX) on a Tuesday, with around 55 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, United Airlines, and Delta Air Lines. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
The most popular departure times for flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to Portland Intl. (PDX) are in the early morning, from 6am to 9am. About 34% of passengers prefer this time window. Many major carriers, including WN, DL and UA, offer flights during this window. This timing works well because it allows you to get an early start on your travel day, often arriving at your destination with plenty of time left in the day.
How long does it take to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
A nonstop flight from BWI to PDX typically takes around 5 hours 30 minutes, covering approximately 2,352 miles. Connecting flights on this route usually add 3 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
Select the "Business class" and "First class" filters when looking for BWI to PDX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) flight with Expedia?
It's easy to earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Portland from Baltimore Washington Intl. Thurgood Marshall (BWI)?
From Baltimore Washington Intl. Thurgood Marshall (BWI), you can fly into Portland Intl. Jetport (PWM) and Portland Intl. (PDX) in Portland. Some flights may connect through major hubs like Detroit Metropolitan Wayne County (DTW), O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT) before reaching Portland. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) at the last minute?
Typically, booking a last minute flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) flight and hotel package?
Securing a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.)?
If you booked your Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Portland, OR (PDX-Portland Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Sun Country Airlines, United
Roundtrip price
CA $302
Distance
3762 km
Average flight time
5 hours 6 mins

Book with confidence

Baltimore to Portland Flights

The easy way to book your flights from Baltimore to Portland 

With Expedia, it’s simple to find and book flights to Portland from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Portland Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Portland today, tomorrow, or this week.  

 

Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Portland Intl., PDX 

Sort your search results by price to find great deals on your flight from Baltimore to Portland—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Portland from Baltimore currently is just CA $303 rising to CA $674.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Portland  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Portland from Baltimore 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Portland with Expedia today.

Baltimore to Portland Flights

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