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$101+ Cheap flights from Baltimore to Portland (BWI - PDX)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PDX
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Find cheap flights from Baltimore to Portland with Cheapflights

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Cheapflights Tip: The best prices from Baltimore/Washington to Portland are usually found in January or February, booked 88 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Baltimore to Portland

Cheapest flights from Baltimore to Portland
Explore the most affordable flight options available from Baltimore to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:50 pm
BWI
-
PDX
Nonstop5h 30m
Southwest
Fri 6/59:20 pm
PDX
-
BWI
Nonstop4h 55m
Southwest
Deal found 3/7$249
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:05 am
BWI
-
PDX
1 stop9h 20m
United Airlines
Tue 4/2111:59 pm
PDX
-
BWI
1 stop6h 40m
United Airlines
Deal found 3/7$252
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
BWI
-
PDX
1 stop11h 57m
United Airlines
Wed 5/611:55 pm
PDX
-
BWI
1 stop7h 07m
United Airlines
Deal found 3/7$257
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:18 pm
BWI
-
PDX
1 stop9h 36m
United Airlines
Sat 4/255:25 am
PDX
-
BWI
1 stop8h 48m
United Airlines
Deal found 3/7$258
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/43:45 pm
BWI
-
PDX
1 stop9h 25m
Southwest
Sun 6/79:20 pm
PDX
-
BWI
Nonstop4h 55m
Southwest
Deal found 3/7$259
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:00 am
BWI
-
PDX
2 stops13h 08m
United Airlines
Sat 5/25:00 am
PDX
-
BWI
1 stop7h 06m
United Airlines
Deal found 3/7$262
This United Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:20 pm
BWI
-
PDX
1 stop9h 39m
United Airlines
Tue 5/55:00 am
PDX
-
BWI
1 stop7h 06m
United Airlines
Deal found 3/9$263
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:05 am
BWI
-
PDX
1 stop9h 20m
United Airlines
Sun 4/2611:59 pm
PDX
-
BWI
1 stop6h 40m
United Airlines
Deal found 3/7$264
This Southwest deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3012:10 pm
BWI
-
PDX
1 stop11h 15m
Southwest
Thu 6/49:20 pm
PDX
-
BWI
Nonstop4h 55m
Southwest
Deal found 3/6$265
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:30 am
BWI
-
PDX
2 stops10h 45m
Southwest
Sat 5/167:40 pm
PDX
-
BWI
2 stops10h 35m
Southwest
Deal found 3/9$267
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:55 pm
BWI
-
PDX
1 stop8h 04m
United Airlines
Tue 4/217:14 pm
PDX
-
BWI
2 stops11h 25m
United Airlines
Deal found 3/6$268
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
BWI
-
PDX
1 stop8h 05m
Delta
Fri 10/2311:39 am
PDX
-
BWI
1 stop9h 07m
Delta
Deal found 3/9$269

Find flight deals from Baltimore to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Southwest)

One-way from

$101
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$428
Provider with most accurate pricing for Baltimore/Washington-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Portland flights.
Search Deals
From Baltimore/Washington to Portland
Search Deals
One-way flight from Baltimore/Washington to Portland
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from Baltimore to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Fri 6/5

1:50 pm-4:20 pm

Nonstop5h 30m

Portland

Sat 6/6

9:20 pm-5:15 am

Nonstop4h 55m

$249

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Mon 4/6

6:55 pm-11:59 pm

1 stop8h 04m

Portland

Thu 4/9

11:59 pm-9:39 am

1 stop6h 40m

$269

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Wed 4/22

7:15 am-5:10 pm

2 stops12h 55m

Portland

Mon 4/27

11:15 pm-9:11 am

1 stop6h 56m

$283

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Thu 4/2

6:05 am-12:25 pm

1 stop9h 20m

Portland

Wed 4/8

11:59 pm-9:39 am

1 stop6h 40m

$301

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Wed 7/1

6:59 pm-12:50 am

1 stop8h 51m

Portland

Wed 7/22

6:03 pm-9:17 am

2 stops12h 14m

$374

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Tue 5/5

11:00 am-9:09 pm

2 stops13h 09m

Portland

Wed 5/6

7:15 am-11:27 pm

2 stops13h 12m

$387

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Thu 6/25

4:40 pm-10:45 pm

1 stop9h 05m

Portland

Tue 7/7

5:10 am-6:20 pm

1 stop10h 10m

$424

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Sat 7/4

7:40 am-1:35 pm

1 stop8h 55m

Portland

Thu 7/9

9:20 pm-5:15 am

Nonstop4h 55m

$426

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Thu 7/9

4:25 pm-9:30 pm

1 stop8h 05m

Portland

Sat 7/18

5:25 am-6:00 pm

1 stop9h 35m

$433

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Fri 4/10

5:35 pm-9:53 pm

1 stop7h 18m

Portland

Sun 4/19

6:05 pm-6:00 am

2 stops8h 55m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Baltimore to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Portland in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Portland

How far ahead should I book a flight from Baltimore to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Portland. Price data was last updated on March 6, 2026.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Baltimore to Portland?

Currently, April is the cheapest month in which you can book a flight from Baltimore to Portland (average of $198). Flying from Baltimore to Portland in March is currently the most expensive (average of $267). 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.

What is the cheapest time of day to fly from BWI to PDX?

Find hourly flight availability from Baltimore to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 11, 2026.

It’s optimal to fly from Baltimore to Portland in the evening. By choosing this option you can save up to 60% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Baltimore to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated March 11, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Baltimore to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
12,025 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
8.0
Very good
12,025 reviews
Alaska Airlines
8.0
Very good
12,025 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Southwest
8.0
Very good
4,317 reviews
Alaska Airlines
8.0
Very good
12,025 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Delta
7.9
Good
8,277 reviews
Alaska Airlines
8.0
Very good
12,025 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
9,413 reviews
Alaska Airlines
8.0
Very good
12,025 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Spirit Airlines
6.3
Okay
8,515 reviews
Alaska Airlines
8.0
Very good
12,025 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

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

  • How popular is this Baltimore to Portland flight route?

    This flight path from Baltimore/Washington to Portland was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Baltimore to Portland?

    Departing from Baltimore to Portland will take you 5h 30m. Baltimore and Portland are separated by a distance of 2351 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Baltimore to Portland round-trip?

    Cheapflights users have booked flights from Baltimore to Portland round-trip from $153. Other airlines that can offer you cheap pricing are Spirit Airlines, from $183, and Frontier, from $200. Users have found that Sun Country Air is 61% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Baltimore to Portland one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $97. Frontier flights start at $103 while deals on American Airlines start at $115 one-way.

  • What are the cheapest flights from Baltimore to Portland?

    The cheapest flight price from Baltimore to Portland is $138. On average you can expect to pay $308. The most popular route, (Baltimore/Washington - Portland), can usually be booked for $257.

  • Can I find deals for flights from Baltimore to Portland that include hotel bookings?

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

  • How can I find direct flights from Baltimore to Portland?

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

  • Can I find deals for business class flights from Baltimore to Portland?

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

  • What is the cheapest month to book a flight from Baltimore to Portland?

    Currently, April is the cheapest month in which you can book a flight from Baltimore to Portland (average of $198). Flying from Baltimore to Portland in March is currently the most expensive (average of $267). 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Wilsonville
Stevenson
Tillamook
Pacific City
Astoria

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.

Top 8 airlines flying from Baltimore to Portland

Discover the top 8 airlines that operate flights from Baltimore to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$153Average$329FlexibilityNo cancel feeOn-time83%
Spirit AirlinesCheapest$183Average$249FlexibilityNo cancel feeOn-time65%
FrontierCheapest$200Average$329FlexibilityNo cancel feeOn-time62%
DeltaCheapest$217Average$371FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$240Average$433FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$248Average$383FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$250Average$389FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$481FlexibilityNo cancel feeOn-time63%

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