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Cheap flights from Portland to Washington, D.C. from $88

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 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland to Washington, D.C.

Cheap round-trip flights

Frontier Logo
12:52 pm - 2:03 pmPDX-BWI
22h 11m2 stops
Frontier Logo
4:30 pm - 11:56 amBWI-PDX
22h 26m2 stops
$239Frontier
Find Deal
Thu, Oct 30 - Mon, Nov 3
Frontier Logo
12:43 pm - 7:08 pmPDX-BWI
27h 25m2 stops
Frontier Logo
8:45 am - 11:48 amBWI-PDX
30h 03m2 stops
$240Frontier
Find Deal
Thu, Oct 16 - Tue, Oct 21
United Airlines Logo
5:30 am - 5:32 pmPDX-BWI
9h 02m1 stop
United Airlines Logo
6:29 am - 11:41 amBWI-PDX
8h 12m1 stop
$242United Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
United Airlines Logo
3:54 pm - 5:40 amPDX-BWI
10h 46m1 stop
United Airlines Logo
6:35 pm - 12:26 amBWI-PDX
8h 51m1 stop
$247United Airlines
Find Deal
Thu, Nov 6 - Fri, Nov 7
Delta Logo
12:40 am - 10:48 amPDX-BWI
7h 08m1 stop
Delta Logo
4:44 pm - 10:08 pmBWI-PDX
8h 24m1 stop
$257Delta
Find Deal
Mon, Oct 6 - Tue, Oct 14
Delta Logo
7:15 pm - 6:00 amPDX-BWI
7h 45m1 stop
Delta Logo
2:10 pm - 10:08 pmBWI-PDX
10h 58m1 stop
$258Delta
Find Deal
Fri, Oct 10 - Sat, Oct 11
Southwest Logo
5:50 am - 5:00 pmPDX-BWI
8h 10m2 stops
Southwest Logo
5:30 pm - 10:50 pmBWI-PDX
8h 20m1 stop
$262Southwest
Find Deal
Mon, Oct 27 - Wed, Oct 29
American Airlines Logo
11:58 pm - 11:20 amPDX-BWI
8h 22m1 stop
American Airlines Logo
11:11 am - 7:46 pmBWI-PDX
11h 35m2 stops
$266American Airlines
Find Deal
Fri, Oct 17 - Wed, Oct 22
Southwest Logo
5:05 am - 5:00 pmPDX-BWI
8h 55m2 stops
Southwest Logo
1:50 pm - 9:20 pmBWI-PDX
10h 30m2 stops
$267Southwest
Find Deal
Sat, Oct 25 - Tue, Oct 28
American Airlines Logo
11:59 pm - 1:03 pmPDX-BWI
10h 04m2 stops
American Airlines Logo
6:00 am - 1:34 pmBWI-PDX
10h 34m2 stops
$271American Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10

Frontier flights from Portland to Baltimore

Our best Frontier deals on Portland to Baltimore flight tickets
Frontier
Oct 30
PDX12:52 pmPortland
22h 11m
2 stops
BWI2:03 pmBaltimore/Washington
Nov 3
BWI4:30 pmBaltimore/Washington
22h 26m
2 stops
PDX11:56 amPortland
$239
Find similar
Frontier
Oct 16
PDX12:43 pmPortland
27h 25m
2 stops
BWI7:08 pmBaltimore/Washington
Oct 21
BWI8:45 amBaltimore/Washington
30h 03m
2 stops
PDX11:48 amPortland
$240
Find similar
Frontier
Oct 3
PDX6:05 amPortland
8h 37m
1 stop
BWI5:42 pmBaltimore/Washington
Oct 5
BWI9:59 pmBaltimore/Washington
40h 49m
2 stops
PDX11:48 amPortland
$243
Find similar

Delta flights from Portland to Baltimore

Our best Delta deals on Portland to Baltimore flight tickets
Delta
Oct 6
PDX12:40 amPortland
7h 08m
1 stop
BWI10:48 amBaltimore/Washington
Oct 14
BWI4:44 pmBaltimore/Washington
8h 24m
1 stop
PDX10:08 pmPortland
$257
Find similar
Delta
Oct 10
PDX7:15 pmPortland
7h 45m
1 stop
BWI6:00 amBaltimore/Washington
Oct 11
BWI2:10 pmBaltimore/Washington
10h 58m
1 stop
PDX10:08 pmPortland
$258
Find similar
Delta
Oct 23
PDX1:55 pmPortland
6h 54m
1 stop
BWI11:49 pmBaltimore/Washington
Oct 28
BWI6:00 amBaltimore/Washington
9h 49m
2 stops
PDX12:49 pmPortland
$280
Find similar

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 September 16, 2025.
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

Thu 10/30

12:52 pm-2:03 pm

2 stops22h 11m

Baltimore/Washington

Mon 11/3

4:30 pm-11:56 am

2 stops22h 26m

$239

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 10/16

12:43 pm-7:08 pm

2 stops27h 25m

Baltimore/Washington

Tue 10/21

8:45 am-11:48 am

2 stops30h 03m

$240

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 10/8

5:30 am-5:32 pm

1 stop9h 02m

Baltimore/Washington

Wed 10/15

6:29 am-11:41 am

1 stop8h 12m

$242

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 11/6

3:54 pm-5:40 am

1 stop10h 46m

Baltimore/Washington

Fri 11/7

6:35 pm-12:26 am

1 stop8h 51m

$247

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Mon 10/6

12:40 am-10:48 am

1 stop7h 08m

Baltimore/Washington

Tue 10/14

4:44 pm-10:08 pm

1 stop8h 24m

$257

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 10/10

7:15 pm-6:00 am

1 stop7h 45m

Baltimore/Washington

Sat 10/11

2:10 pm-10:08 pm

1 stop10h 58m

$258

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Mon 10/27

5:50 am-5:00 pm

2 stops8h 10m

Baltimore/Washington

Wed 10/29

5:30 pm-10:50 pm

1 stop8h 20m

$262

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 10/17

11:58 pm-11:20 am

1 stop8h 22m

Baltimore/Washington

Wed 10/22

11:11 am-7:46 pm

2 stops11h 35m

$266

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sat 10/25

5:05 am-5:00 pm

2 stops8h 55m

Baltimore/Washington

Tue 10/28

1:50 pm-9:20 pm

2 stops10h 30m

$267

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 12/3

11:59 pm-1:03 pm

2 stops10h 04m

Baltimore/Washington

Wed 12/10

6:00 am-1:34 pm

2 stops10h 34m

$271

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 October is your next best option. Flight prices from Portland to Baltimore during October average around $367.

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

The cheapest day to depart from Portland to Baltimore is on a Saturday. Travelers who choose to depart for Baltimore on a Saturday 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 $486. 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 morning is the least expensive time of day to depart. momondo users have found prices as low as $262 when looking at flights departing in the morning. Flights in the evening are often more expensive with an average ticket price of $421.

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 $412 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 $271 on momondo.

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

There is only 1 cabin class 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.

How have Portland to Baltimore flight prices changed over time?

As of September 2025, prices for Portland to Baltimore flights are approximately 25% cheaper 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

$226

Fastest flight time

5h 00m

Direct flights

Mon, Fri, Sat and Sun

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from Portland in the past 72 hours is $226. The best round-trip flight deal from Portland to Baltimore found on momondo in the last 72 hours is $346.
The fastest flight from Portland to Baltimore takes 5h 00m
Direct flights go from Portland to Baltimore on Monday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Baltimore: Baltimore/Washington (BWI)
Search flight deals

  • 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 6h 40m 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
Spirit AirlinesPriceFrom $89Free CancellationRating
6.3
8,019 reviews
Search Spirit Airlines flights
FrontierPriceFrom $132Free CancellationRating
5.8
3,174 reviews
Search Frontier flights
American AirlinesPriceFrom $236Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,957 reviews
Search Delta flights
Alaska AirlinesPriceFrom $326Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $340Free CancellationRating
8.0
4,242 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 $340. Generally, Southwest has 7 flights on this route every week with an average price of $447. 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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