Which airport typically offers the quickest layover for flights from Portland to Baltimore?

Flights via Seattle (SEA) offer the fastest connection on this route, with an average layover time of 1h 06m.

What’s the top layover airport for flights from Portland to Baltimore?

Denver (DEN) – chosen by Cheapflights users on 80% of 1-stop itineraries from Portland to Baltimore on Cheapflights.

What’s the fastest layover option from Portland to Baltimore?

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 7h 20m.

What’s the cheapest layover airport for flights from Portland to Baltimore?

Seattle (SEA) is the most affordable 1-stop option, with an average round-trip price of $426.

How popular is this Portland to Baltimore flight route?

This flight path from Portland to Baltimore/Washington was viewed by 8 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 Portland to Baltimore?

A quick flight from Portland to Baltimore can take about 6h 51m. United Airlines provides one of the quickest options available for as low as $251. Airlines will cover a distance of 2351 mi.

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

According to our current data, Spirit Airlines ($89), Frontier ($111), and American Airlines ($236) offers the cheapest pricing from Portland to Baltimore. Users have found that Spirit Airlines is 78% cheaper than the other options available to this destination.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $73. However, be on the lookout for offers from Spirit Airlines and Alaska Airlines, as they are both options that can get you from Portland to Baltimore for a low price.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

If weather is an important factor for your trip to Baltimore, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What are the cheapest flights from Portland to Baltimore?

While on average a flight from Portland to Baltimore is generally $622, our data shows the cheapest flight currently is $347. When looking at the most popular route, (Portland - Baltimore/Washington), you can expect to pay $224 for that flight.

What are the most popular airlines that fly from Portland to Baltimore?

Delta, United Airlines and Southwest are the most popular airlines when flying from Portland to Baltimore.

Most accurate provider : When it comes to deals on Portland-Baltimore flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Portland-Baltimore flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Portland-Baltimore flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Portland-Baltimore flights, Cheapflights users trust CheapOair the most. CheapOair 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 Portland-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Portland to Baltimore?

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

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

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

$97+ Flights from Portland to Baltimore

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Find cheap flights from Portland to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Baltimore/Washington are usually found in September or January, booked 74 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Portland to Baltimore

Cheapest flights from Portland to Baltimore
Explore the most affordable flight options available from Portland to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Thu 12/2512:54 pmPDX - BWI

1 stop7h 22mUnited Airlines

Thu 1/16:30 amBWI - PDX

1 stop11h 16mUnited Airlines

Deal found 12/17

$319

Wed 12/243:52 pmPDX - BWI

1 stop10h 22mUnited Airlines

Tue 1/64:10 pmBWI - PDX

1 stop8h 02mUnited Airlines

Deal found 12/17

$353

Wed 12/2411:59 pmPDX - BWI

1 stop10h 08mAmerican Airlines

Tue 1/66:00 amBWI - PDX

2 stops11h 48mAmerican Airlines

Deal found 12/17

$413

Mon 12/226:27 pmPDX - BWI

1 stop7h 57mUnited Airlines

Wed 1/78:42 amBWI - PDX

1 stop9h 06mUnited Airlines

Deal found 12/17

$414

Wed 12/243:52 pmPDX - BWI

1 stop10h 22mUnited Airlines

Wed 12/319:55 amBWI - PDX

1 stop10h 42mUnited Airlines

Deal found 12/16

$427

Thu 12/255:30 amPDX - BWI

2 stops11h 10mSouthwest

Thu 1/19:10 amBWI - PDX

1 stop15h 15mSouthwest

Deal found 12/17

$430

Wed 12/315:10 amPDX - BWI

1 stop9h 50mAlaska Airlines

Tue 1/67:04 amBWI - PDX

1 stop8h 09mAlaska Airlines

Deal found 12/16

$433

Wed 12/3112:54 pmPDX - BWI

1 stop7h 22mUnited Airlines

Mon 1/56:15 amBWI - PDX

1 stop8h 43mUnited Airlines

Deal found 12/16

$457

Thu 12/253:54 pmPDX - BWI

1 stop10h 20mUnited Airlines

Fri 1/26:15 amBWI - PDX

1 stop8h 43mUnited Airlines

Deal found 12/16

$462

Wed 12/243:52 pmPDX - BWI

1 stop10h 22mUnited Airlines

Thu 1/16:30 amBWI - PDX

1 stop11h 16mUnited Airlines

Deal found 12/16

$468

Best flights from Portland to Baltimore
Discover carefully curated flight deals from Portland to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Wed 1/141:24 pmPDX - BWI

1 stop6h 51mUnited Airlines

Wed 1/214:10 pmBWI - PDX

1 stop8h 02mUnited Airlines

Deal found 12/16

$251

Thu 1/81:53 pmPDX - BWI

1 stop6h 33mDelta

Sun 1/116:05 amBWI - PDX

1 stop9h 41mDelta

Deal found 12/17

$257

Tue 6/27:15 amPDX - BWI

Nonstop5h 13mAlaska Airlines

Tue 6/94:30 pmBWI - PDX

Nonstop5h 37mAlaska Airlines

Deal found 12/15

$257

Fri 1/97:52 pmPDX - BWI

1 stop8h 40mUnited Airlines

Mon 1/125:18 pmBWI - PDX

1 stop8h 14mUnited Airlines

Deal found 12/17

$252

Fri 1/301:39 pmPDX - BWI

1 stop7h 05mDelta

Sun 2/13:00 pmBWI - PDX

1 stop8h 32mDelta

Deal found 12/17

$257

Sat 5/25:30 amPDX - BWI

1 stop8h 47mUnited Airlines

Thu 5/76:15 amBWI - PDX

1 stop9h 10mUnited Airlines

Deal found 12/16

$252

Fri 1/91:39 pmPDX - BWI

1 stop7h 05mDelta

Sun 1/116:05 amBWI - PDX

1 stop9h 41mDelta

Deal found 12/16

$257

Fri 1/97:52 pmPDX - BWI

1 stop8h 40mUnited Airlines

Sun 1/116:34 pmBWI - PDX

1 stop9h 05mUnited Airlines

Deal found 12/16

$252

Fri 1/301:24 pmPDX - BWI

1 stop6h 51mUnited Airlines

Sat 2/76:34 pmBWI - PDX

1 stop9h 05mUnited Airlines

Deal found 12/16

$254

Sun 2/15:35 amPDX - BWI

1 stop8h 51mUnited Airlines

Tue 2/34:10 pmBWI - PDX

1 stop8h 02mUnited Airlines

Deal found 12/16

$254

Fri 1/165:35 amPDX - BWI

1 stop8h 51mUnited Airlines

Thu 1/298:42 amBWI - PDX

1 stop9h 04mUnited Airlines

Deal found 12/16

$257

Fri 1/305:00 amPDX - BWI

1 stop7h 04mUnited Airlines

Mon 2/28:42 amBWI - PDX

1 stop9h 04mUnited Airlines

Deal found 12/17

$257

Last-minute flights from Portland to Baltimore
Discover last-minute flight deals from Portland to Baltimore. Data last updated December 18, 2025 and is based on user searches.

Wed 1/71:39 pmPDX - BWI

1 stop7h 05mDelta

Mon 1/124:45 pmBWI - PDX

1 stop8h 30mDelta

Deal found 12/17

$254

Wed 1/77:10 amPDX - BWI

2 stops13h 34mDelta

Tue 1/133:00 pmBWI - PDX

1 stop8h 12mDelta

Deal found 12/17

$263

Thu 1/87:52 pmPDX - BWI

1 stop8h 40mUnited Airlines

Sat 1/106:34 pmBWI - PDX

1 stop9h 08mUnited Airlines

Deal found 12/17

$249

Thu 1/87:52 pmPDX - BWI

1 stop8h 40mUnited Airlines

Tue 1/1310:05 amBWI - PDX

2 stops11h 05mUnited Airlines

Deal found 12/16

$255

Thu 1/85:00 amPDX - BWI

2 stops13h 21mUnited Airlines

Sun 1/116:34 pmBWI - PDX

1 stop9h 05mUnited Airlines

Deal found 12/16

$262

Fri 1/97:52 pmPDX - BWI

1 stop8h 40mUnited Airlines

Sun 1/116:34 pmBWI - PDX

1 stop9h 05mUnited Airlines

Deal found 12/17

$252

Wed 1/141:24 pmPDX - BWI

1 stop6h 51mUnited Airlines

Wed 1/214:10 pmBWI - PDX

1 stop8h 02mUnited Airlines

Deal found 12/17

$251

Fri 1/165:35 amPDX - BWI

1 stop8h 51mUnited Airlines

Mon 1/198:42 amBWI - PDX

1 stop9h 04mUnited Airlines

Deal found 12/16

$257

Tue 1/277:10 amPDX - BWI

1 stop8h 04mAlaska Airlines

Tue 2/37:14 pmBWI - PDX

1 stop7h 55mAlaska Airlines

Deal found 12/17

$250

One-way flights from Portland to Baltimore
Search for one-way flight options from Portland to Baltimore. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Mon 2/99:22 pmPDX - BWI

2 stops43h 08mFrontier

Deal found 12/16

$97

Fri 1/1611:59 amPDX - BWI

2 stops21h 04mFrontier

Deal found 12/16

$105

Fri 1/2310:44 amPDX - BWI

2 stops20h 43mMultiple Airlines

Deal found 12/17

$114

Sun 1/1811:29 amPDX - BWI

2 stops43h 58mMultiple Airlines

Deal found 12/16

$116

Thu 1/1511:59 amPDX - BWI

2 stops20h 58mFrontier

Deal found 12/16

$118

Mon 1/196:19 pmPDX - BWI

2 stops13h 08mMultiple Airlines

Deal found 12/17

$120

Sat 1/107:51 pmPDX - BWI

1 stop8h 16mUnited Airlines

Deal found 12/16

$121

Fri 1/2310:44 amPDX - BWI

2 stops53h 19mFrontier

Deal found 12/16

$122

Mon 1/269:22 pmPDX - BWI

3 stops23h 59mMultiple Airlines

Deal found 12/16

$123

Mon 1/127:51 pmPDX - BWI

1 stop8h 41mUnited Airlines

Deal found 12/16

$124

Tue 1/277:10 amPDX - BWI

1 stop8h 04mAlaska Airlines

Deal found 12/16

$125

Wed 1/141:39 pmPDX - BWI

1 stop7h 05mDelta

Deal found 12/16

$126

Find flight deals from Portland to Baltimore

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$247 (Alaska Airlines)
One-way from	$97 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$478

Provider with most accurate pricing for Portland-Baltimore/Washington flight deals.

Search Deals

Provider most trusted by Cheapflights users for Portland-Baltimore/Washington flights.

Search Deals

From Portland to Baltimore/Washington

Search Deals

One-way flight from Portland to Baltimore/Washington

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 1/14

1:24 pm-11:15 pm

1 stop6h 51m

Baltimore/Washington

Wed 1/21

4:10 pm-9:12 pm

1 stop8h 02m

$251

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 1/9

7:52 pm-7:32 am

1 stop8h 40m

Baltimore/Washington

Mon 1/12

5:18 pm-10:32 pm

1 stop8h 14m

$252

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sat 5/2

5:30 am-5:17 pm

1 stop8h 47m

Baltimore/Washington

Thu 5/7

6:15 am-12:25 pm

1 stop9h 10m

$252

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 1/9

7:52 pm-7:32 am

1 stop8h 40m

Baltimore/Washington

Sun 1/11

6:34 pm-12:39 am

1 stop9h 05m

$252

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 1/30

1:24 pm-11:15 pm

1 stop6h 51m

Baltimore/Washington

Sat 2/7

6:34 pm-12:39 am

1 stop9h 05m

$254

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sun 2/1

5:35 am-5:26 pm

1 stop8h 51m

Baltimore/Washington

Tue 2/3

4:10 pm-9:12 pm

1 stop8h 02m

$254

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 1/8

1:53 pm-11:26 pm

1 stop6h 33m

Baltimore/Washington

Sun 1/11

6:05 am-12:46 pm

1 stop9h 41m

$257

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Tue 6/2

7:15 am-3:28 pm

Nonstop5h 13m

Baltimore/Washington

Tue 6/9

4:30 pm-7:07 pm

Nonstop5h 37m

$257

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 1/30

1:39 pm-11:44 pm

1 stop7h 05m

Baltimore/Washington

Sun 2/1

3:00 pm-8:32 pm

1 stop8h 32m

$257

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 1/9

1:39 pm-11:44 pm

1 stop7h 05m

Baltimore/Washington

Sun 1/11

6:05 am-12:46 pm

1 stop9h 41m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 23 results

Compare providers for flights from Portland to Baltimore

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Baltimore in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy2 stars	Trust Score*3 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 Portland-Baltimore flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Portland-Baltimore flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Portland-Baltimore flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Portland-Baltimore flights, Cheapflights users trust CheapOair the most. CheapOair 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 Portland-Baltimore 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 Portland to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Portland 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 Portland to Baltimore

Prices

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

The price you pay for your flight from Portland to Baltimore may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from Portland to Baltimore (average of $89). Flying from Portland to Baltimore in December is currently the most expensive (average of $283). 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 PDX to BWI?

A simple way to save on the total cost of your ticket is to fly from Portland to Baltimore at noon. If you’re flexible enough to do this you can expect to save up to 53% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Portland to Baltimore?

Travelers seeking maximum savings on their Portland to Baltimore flight should consider departing on Sunday at noon when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Baltimore

Read through reviews of airlines operating flights from Portland to Baltimore, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,005 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,091 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,054 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Spirit Airlines

6.3

Okay

8,190 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

How popular is this Portland to Baltimore flight route?
This flight path from Portland to Baltimore/Washington was viewed by 8 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 Portland to Baltimore?
A quick flight from Portland to Baltimore can take about 6h 51m. United Airlines provides one of the quickest options available for as low as $251. Airlines will cover a distance of 2351 mi.
What are the cheapest airlines flying from Portland to Baltimore round-trip?
According to our current data, Spirit Airlines ($89), Frontier ($111), and American Airlines ($236) offers the cheapest pricing from Portland to Baltimore. Users have found that Spirit Airlines is 78% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Portland to Baltimore one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $73. However, be on the lookout for offers from Spirit Airlines and Alaska Airlines, as they are both options that can get you from Portland to Baltimore for a low price.
What are the cheapest flights from Portland to Baltimore?
While on average a flight from Portland to Baltimore is generally $622, our data shows the cheapest flight currently is $347. When looking at the most popular route, (Portland - Baltimore/Washington), you can expect to pay $224 for that flight.
Can I find deals for flights from Portland to Baltimore that include hotel bookings?
Yes. In addition to deals on Portland to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Baltimore?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Baltimore.
Can I find deals for business class flights from Portland to Baltimore?
Yes. Cheapflights offers flight deals from Portland to Baltimore 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 Portland to Baltimore?
Currently, April is the cheapest month in which you can book a flight from Portland to Baltimore (average of $89). Flying from Portland to Baltimore in December is currently the most expensive (average of $283). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Portland to Baltimore

Complete your trip

Baltimore car rentals

Washington, D.C. Dulles Intl Airport car rentals

Baltimore/Washington Airport car rentals

Washington, D.C. Reagan-National Airport car rentals

Salisbury car rentals

Downtown car rentals

Inner Harbor car rentals

West Baltimore car rentals

Fells Point car rentals

Mount Vernon car rentals

North Baltimore car rentals

East Baltimore car rentals

Top 7 airlines flying from Portland to Baltimore

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$89	Average$254	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$132	Average$283	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$236	Average$470	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$236	Average$391	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$242	Average$392	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$283	Average$450	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$302	Average$440	FlexibilityNo cancel fee	On-time63%

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$97+ Cheap flights from Portland to Baltimore (PDX - BWI)

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Baltimore with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Portland to Baltimore/Washington are usually found in September or January, booked 74 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Portland to Baltimore

Cheapest flights from Portland to BaltimoreExplore the most affordable flight options available from Portland to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Portland to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Portland to Baltimore

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Baltimore that are best for you.

Compare providers for flights from Portland to Baltimore

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 Portland to Baltimore in December.

Best time to book a flight from Portland to Baltimore

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

Cheapflights Insights

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

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

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

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

What is the cheapest day to fly from Portland to Baltimore?

What’s the top layover airport for flights from Portland to Baltimore?

What’s the cheapest layover airport for flights from Portland to Baltimore?

What’s the fastest layover option from Portland to Baltimore?

Which airport typically offers the quickest layover for flights from Portland to Baltimore?

Reviews of airlines servicing Baltimore

Read through reviews of airlines operating flights from Portland to Baltimore, such as Southwest, Delta, and United Airlines. 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 Baltimore. 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 Portland to Baltimore flight route?

How long is the flight from Portland to Baltimore?

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

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

What are the cheapest flights from Portland to Baltimore?

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

How can I find direct flights from Portland to Baltimore?

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

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

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Top 7 airlines flying from Portland to Baltimore

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Cheapest flights from Portland to Baltimore
Explore the most affordable flight options available from Portland to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.