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Cheap flights from Portland to Washington, D.C. from $90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Washington, D.C. departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
11:30 pm - 11:55 am
PDX
-
BWI
9h 25m
1 stop
Southwest Logo
8:10 am - 10:40 am
BWI
-
PDX
5h 30mnonstop
$179Southwest
Wed, Sep 9 - Tue, Sep 15
American Airlines Logo
9:47 pm - 9:26 am
PDX
-
BWI
8h 39m
1 stop
American Airlines Logo
7:10 pm - 12:49 am
BWI
-
PDX
8h 39m
1 stop
$182American Airlines
Tue, May 26 - Fri, May 29
Delta Logo
11:12 pm - 11:43 am
PDX
-
BWI
9h 31m
1 stop
Delta Logo
11:54 am - 6:49 pm
BWI
-
PDX
9h 55m
1 stop
$197Delta
Mon, Jun 1 - Mon, Jun 8
Southwest Logo
5:50 am - 6:55 pm
PDX
-
BWI
10h 05m
2 stops
Southwest Logo
8:00 am - 12:35 pm
BWI
-
PDX
7h 35m
1 stop
$198Southwest
Wed, Sep 9 - Tue, Sep 15
Alaska Airlines Logo
7:30 am - 3:34 pm
PDX
-
BWI
5h 04mnonstop
Alaska Airlines Logo
4:34 pm - 7:11 pm
BWI
-
PDX
5h 37mnonstop
$203Alaska Airlines
Wed, Sep 9 - Tue, Sep 15
Delta Logo
11:21 am - 12:57 am
PDX
-
BWI
10h 36m
1 stop
Delta Logo
11:50 am - 6:38 pm
BWI
-
PDX
9h 48m
1 stop
$207Delta
Fri, May 29 - Mon, Jun 1
Delta Logo
5:05 pm - 6:03 am
PDX
-
BWI
9h 58m
1 stop
Delta Logo
6:19 am - 12:54 pm
BWI
-
PDX
9h 35m
1 stop
$223Delta
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
10:55 pm - 10:03 am
PDX
-
BWI
8h 08m
1 stop
United Airlines Logo
6:05 am - 12:25 pm
BWI
-
PDX
9h 20m
1 stop
$225United Airlines
Thu, May 7 - Tue, May 12
Delta Logo
5:05 pm - 6:03 am
PDX
-
BWI
9h 58m
1 stop
Delta Logo
6:00 am - 10:44 am
BWI
-
PDX
7h 44m
1 stop
$230Delta
Tue, Aug 25 - Mon, Aug 31
Southwest Logo
6:30 am - 5:05 pm
PDX
-
BWI
7h 35m
1 stop
Southwest Logo
2:40 pm - 9:45 pm
BWI
-
PDX
10h 05m
2 stops
$231Southwest
Tue, May 5 - Sat, May 9

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American Airlines flights from Portland to Baltimore

Our best American Airlines deals on Portland to Baltimore flight tickets
American Airlines
May 26
PDX9:47 pmPortland
8h 39m
1 stop
BWI9:26 amBaltimore/Washington
May 29
BWI7:10 pmBaltimore/Washington
8h 39m
1 stop
PDX12:49 amPortland
$182
American Airlines
May 6
PDX6:00 amPortland
9h 27m
1 stop
BWI6:27 pmBaltimore/Washington
May 13
BWI6:30 pmBaltimore/Washington
8h 18m
1 stop
PDX11:48 pmPortland
$288
American Airlines
Jul 14
PDX11:43 pmPortland
8h 26m
1 stop
BWI11:09 amBaltimore/Washington
Jul 28
BWI5:01 amBaltimore/Washington
10h 48m
2 stops
PDX12:49 pmPortland
$293

United Airlines flights from Portland to Baltimore

Our best United Airlines deals on Portland to Baltimore flight tickets
United Airlines
May 7
PDX10:55 pmPortland
8h 08m
1 stop
BWI10:03 amBaltimore/Washington
May 12
BWI6:05 amBaltimore/Washington
9h 20m
1 stop
PDX12:25 pmPortland
$225
United Airlines
May 5
PDX11:55 pmPortland
7h 08m
1 stop
BWI10:03 amBaltimore/Washington
May 9
BWI6:15 amBaltimore/Washington
11h 42m
2 stops
PDX2:57 pmPortland
$242
United Airlines
May 7
PDX5:30 amPortland
8h 48m
1 stop
BWI5:18 pmBaltimore/Washington
May 10
BWI6:05 amBaltimore/Washington
9h 30m
1 stop
PDX12:35 pmPortland
$274

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Baltimore 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, momondo users made 832,500 searches. Data last updated April 21, 2026.
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

Cheapest round-trip

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 9/9

11:30 pm-11:55 am

1 stop9h 25m

Baltimore/Washington

Tue 9/15

8:10 am-10:40 am

Nonstop5h 30m

$179

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Tue 5/26

9:47 pm-9:26 am

1 stop8h 39m

Baltimore/Washington

Fri 5/29

7:10 pm-12:49 am

1 stop8h 39m

$182

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Mon 6/1

11:12 pm-11:43 am

1 stop9h 31m

Baltimore/Washington

Mon 6/8

11:54 am-6:49 pm

1 stop9h 55m

$197

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 9/9

5:50 am-6:55 pm

2 stops10h 05m

Baltimore/Washington

Tue 9/15

8:00 am-12:35 pm

1 stop7h 35m

$198
Quickest round-trip

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 9/9

7:30 am-3:34 pm

Nonstop5h 04m

Baltimore/Washington

Tue 9/15

4:34 pm-7:11 pm

Nonstop5h 37m

$203

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 5/29

11:21 am-12:57 am

1 stop10h 36m

Baltimore/Washington

Mon 6/1

11:50 am-6:38 pm

1 stop9h 48m

$207

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Tue 8/25

5:05 pm-6:03 am

1 stop9h 58m

Baltimore/Washington

Sat 8/29

6:19 am-12:54 pm

1 stop9h 35m

$223

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 5/7

10:55 pm-10:03 am

1 stop8h 08m

Baltimore/Washington

Tue 5/12

6:05 am-12:25 pm

1 stop9h 20m

$225

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Tue 8/25

5:05 pm-6:03 am

1 stop9h 58m

Baltimore/Washington

Mon 8/31

6:00 am-10:44 am

1 stop7h 44m

$230

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Tue 5/5

6:30 am-5:05 pm

1 stop7h 35m

Baltimore/Washington

Sat 5/9

2:40 pm-9:45 pm

2 stops10h 05m

$231

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Portland to Baltimore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Baltimore?

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in September, then January is your next best option. Flight prices from Portland to Baltimore during January average around $332.

What is the cheapest day to depart on your flight to Baltimore?

The cheapest day to depart from Portland to Baltimore is on a Tuesday. Travelers who choose to depart for Baltimore on a Tuesday will often find tickets for as low as $370. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $510. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

What is the cheapest time of day to depart on your flight to Baltimore?

Flying to Baltimore from Portland in the evening is the least expensive time of day to depart. momondo users have found prices as low as $434 when looking at flights departing in the evening. Flights in the morning are often more expensive with an average ticket price of $472.

What is the cheapest Portland to Baltimore/Washington flight route?

Fly from Portland to Baltimore/Washington for the best Portland - Baltimore/Washington flight prices

How far in advance should I book a flight to Baltimore?

You are more likely to see cheaper flights to Baltimore from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Portland for as low as $293 on momondo.

What cabin class options are available on Portland to Baltimore/Washington flights?

There are 2 cabin classes available to choose from on Portland to Baltimore/Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Baltimore flights?

No. A direct flight is the cheapest option for a flight between Portland to Baltimore.

How have Portland to Baltimore flight prices changed over time?

As of April 2026, prices for Portland to Baltimore flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Baltimore (PDX to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Baltimore

Best Price Found

$219

Fastest flight time

4h 55m

Direct flights

Every day

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from Portland in the past 72 hours is $219. The best round-trip flight deal from Portland to Baltimore found on momondo in the last 72 hours is $417.
The fastest flight from Portland to Baltimore takes 4h 55m
Direct flights go from Portland to Baltimore every day.
There is 1 airport in Baltimore. From Portland there are direct flights to Baltimore/Washington (BWI).
Search flight deals

Frequently asked questions about flying from Portland to Baltimore

  • How far is Portland to Baltimore/Washington by plane?

    Portland and Baltimore/Washington are 2354.3 mi apart from one another. Typically, this will take 4h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Portland Airport to Baltimore/Washington Airport?

    Prices for flights from Portland Airport to Baltimore/Washington Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Baltimore/Washington Airport?

  • How old do you have to be to fly from Portland Airport to Baltimore/Washington Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents you'll need for your trip to Baltimore/Washington Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland to Baltimore?

  • What is the most popular airline from Portland to Baltimore?

Best airlines flying from Portland to Baltimore

Compare and see reviews for airlines that fly from Portland to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $111Free CancellationRating
5.6
2,982 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $128Free CancellationRating
6.3
8,629 reviews
Search Spirit Airlines flights
DeltaPriceFrom $154Free CancellationRating
7.9
8,434 reviews
Search Delta flights
Alaska AirlinesPriceFrom $168Free CancellationRating
7.9
12,268 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $236Free CancellationRating
7.1
11,647 reviews
Search American Airlines flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
9,613 reviews
Search United Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,331 reviews
Search Southwest flights

  • Southwest Flights From Portland to Baltimore

    The lowest priced Southwest flight from Portland to Baltimore from the last 72 hours was $256. Generally, Southwest has 5 flights on this route every week with an average price of $434. Southwest is rated 8.0/10 by our users.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Baltimore?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Baltimore. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Baltimore with flexible booking policies on momondo?

Flights from Portland to Baltimore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Baltimore?

Once you have performed a search for Portland to Baltimore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Baltimore right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Baltimore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Baltimore trip

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