$59+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BWI
Sep 1 — Sep 81
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 71 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday
Cheap flight deals from Portland to Baltimore
Cheapest
Best
Last-minute
One-way
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 August 2, 2026.
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 August 2, 2026.
This Southwest deal was found by Cheapflights users on 7/29. 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.
Tue 9/16:45 am
PDX
- BWI
2 stops8h 30m
Southwest
Sun 9/67:45 am
BWI
- PDX
2 stops9h 30m
Southwest
Deal found 7/29![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/29. 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.
Tue 10/138:45 pm
PDX
- BWI
1 stop13h 10m
Southwest
Wed 1/137:55 am
BWI
- PDX
1 stop7h 45m
Southwest
Deal found 7/29![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 7/29. 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 9/26:45 am
PDX
- BWI
2 stops8h 30m
Southwest
Mon 9/712:35 pm
BWI
- PDX
Nonstop5h 25m
Southwest
Deal found 7/29![Southwest logo]()
$262
This Delta deal was found by Cheapflights users on 8/2. 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.
Tue 8/255:08 pm
PDX
- BWI
1 stop10h 12m
Delta
Sat 8/296:00 am
BWI
- PDX
1 stop7h 27m
Delta
Deal found 8/2![Delta logo]()
$263
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 8/268:40 am
PDX
- BWI
1 stop7h 54m
United Airlines
Sat 9/510:25 am
BWI
- PDX
2 stops10h 25m
United Airlines
Deal found 7/31![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 7/30. 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 9/2510:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Mon 9/2812:35 pm
BWI
- PDX
Nonstop5h 25m
Southwest
Deal found 7/30![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 8/1. 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 10/145:30 am
PDX
- BWI
2 stops11h 30m
Southwest
Fri 10/236:20 pm
BWI
- PDX
1 stop7h 20m
Southwest
Deal found 8/1![Southwest logo]()
$268
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:09 pm
PDX
- BWI
1 stop7h 58m
American Airlines
Wed 9/166:01 am
BWI
- PDX
1 stop7h 54m
American Airlines
Deal found 7/30![American Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 7/30. 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 9/1610:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Wed 9/308:10 am
BWI
- PDX
Nonstop5h 30m
Southwest
Deal found 7/30![Southwest logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Sat 8/294:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$271
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:06 pm
PDX
- BWI
1 stop7h 38m
American Airlines
Mon 9/146:00 am
BWI
- PDX
1 stop7h 55m
American Airlines
Deal found 7/29![American Airlines logo]()
$272
Best flights from Portland to BaltimoreDiscover 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 August 2, 2026.
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 August 2, 2026.
This Southwest deal was found by Cheapflights users on 7/29. 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.
Tue 10/138:45 pm
PDX
- BWI
1 stop13h 10m
Southwest
Wed 1/136:15 am
BWI
- PDX
2 stops10h 55m
Southwest
Deal found 7/29![Southwest logo]()
$266
This Delta deal was found by Cheapflights users on 7/31. 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.
Sun 8/3011:20 pm
PDX
- BWI
1 stop9h 12m
Delta
Sun 9/66:00 am
BWI
- PDX
1 stop7h 27m
Delta
Deal found 7/31![Delta logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Sun 9/204:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/2711:30 pm
PDX
- BWI
1 stop8h 00m
United Airlines
Mon 10/55:29 pm
BWI
- PDX
1 stop7h 54m
United Airlines
Deal found 7/30![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 7/29. 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 9/2410:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Fri 9/2512:35 pm
BWI
- PDX
Nonstop5h 25m
Southwest
Deal found 7/29![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 7/30. 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 9/106:25 am
PDX
- BWI
2 stops14h 00m
Southwest
Sun 9/137:35 pm
BWI
- PDX
1 stop7h 00m
Southwest
Deal found 7/30![Southwest logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Tue 9/17:50 am
BWI
- PDX
1 stop8h 20m
Alaska Airlines
Deal found 8/1![Alaska Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 7/28. 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.
Thu 10/1511:12 pm
PDX
- BWI
1 stop6h 33m
Delta
Mon 10/195:36 pm
BWI
- PDX
1 stop7h 26m
Delta
Deal found 7/28![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/207:29 pm
PDX
- BWI
2 stops15h 29m
United Airlines
Sat 10/248:37 am
BWI
- PDX
2 stops15h 23m
United Airlines
Deal found 7/30![United Airlines logo]()
$368
This Southwest deal was found by Cheapflights users on 7/28. 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 9/1111:30 pm
PDX
- BWI
2 stops9h 35m
Southwest
Sun 9/137:35 pm
BWI
- PDX
1 stop7h 00m
Southwest
Deal found 7/28![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Thu 9/244:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$372
This Southwest deal was found by Cheapflights users on 7/29. 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 8/2610:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Wed 9/28:10 am
BWI
- PDX
Nonstop5h 30m
Southwest
Deal found 7/29![Southwest logo]()
$355
Last-minute flights from Portland to BaltimoreDiscover last-minute flight deals from Portland to Baltimore. Data last updated August 2, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Baltimore. Data last updated August 2, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Sat 8/224:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 8/2. 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.
Tue 8/255:08 pm
PDX
- BWI
1 stop10h 12m
Delta
Sat 8/296:00 am
BWI
- PDX
1 stop7h 27m
Delta
Deal found 8/2![Delta logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Tue 9/14:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$288
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 8/268:40 am
PDX
- BWI
1 stop7h 54m
United Airlines
Sat 9/510:25 am
BWI
- PDX
2 stops10h 25m
United Airlines
Deal found 7/31![United Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Sat 8/294:43 pm
BWI
- PDX
Nonstop5h 32m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 7/30. 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 8/2810:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Tue 9/18:30 am
BWI
- PDX
2 stops9h 55m
Southwest
Deal found 7/30![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 7/29. 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 8/2811:30 pm
PDX
- BWI
2 stops9h 35m
Southwest
Mon 8/311:45 pm
BWI
- PDX
2 stops10h 30m
Southwest
Deal found 7/29![Southwest logo]()
$267
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:34 pm
PDX
- BWI
1 stop9h 37m
American Airlines
Mon 8/316:25 pm
BWI
- PDX
1 stop8h 34m
American Airlines
Deal found 7/30![American Airlines logo]()
$287
One-way flights from Portland to BaltimoreSearch for one-way flight options from Portland to Baltimore. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
Search for one-way flight options from Portland to Baltimore. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
This Southwest deal was found by Cheapflights users on 7/28. 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 9/210:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Deal found 7/28![Southwest logo]()
$59
This Southwest deal was found by Cheapflights users on 7/29. 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 9/265:30 pm
PDX
- BWI
1 stop10h 05m
Southwest
Deal found 7/29![Southwest logo]()
$69
This Southwest deal was found by Cheapflights users on 7/29. 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 9/1810:45 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Deal found 7/29![Southwest logo]()
$79
This Southwest deal was found by Cheapflights users on 7/28. 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 9/121:35 pm
PDX
- BWI
2 stops13h 55m
Southwest
Deal found 7/28![Southwest logo]()
$80
This Southwest deal was found by Cheapflights users on 7/28. 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 8/2711:30 pm
PDX
- BWI
1 stop9h 25m
Southwest
Deal found 7/28![Southwest logo]()
$89
This Southwest deal was found by Cheapflights users on 8/1. 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.
Mon 8/317:55 pm
PDX
- BWI
1 stop7h 45m
Southwest
Deal found 8/1![Southwest logo]()
$94
This Delta deal was found by Cheapflights users on 7/30. 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.
Mon 9/287:15 pm
PDX
- BWI
1 stop8h 03m
Delta
Deal found 7/30![Delta logo]()
$99
This Delta deal was found by Cheapflights users on 7/31. 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.
Fri 10/25:10 pm
PDX
- BWI
1 stop10h 08m
Delta
Deal found 7/31![Delta logo]()
$104
This Southwest deal was found by Cheapflights users on 8/1. 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 9/36:25 am
PDX
- BWI
2 stops14h 00m
Southwest
Deal found 8/1![Southwest logo]()
$105
This Southwest deal was found by Cheapflights users on 8/1. 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 10/25:20 am
PDX
- BWI
2 stops11h 25m
Southwest
Deal found 8/1![Southwest logo]()
$109
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:30 am
PDX
- BWI
Nonstop5h 10m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$122
Find flight deals from Portland to Baltimore
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Baltimore (BWI). 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 August 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $258 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | June |
Cheapest in | September |
Average price | $362 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 2, 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
Cheapest round-trip
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Tue 10/13
8:45 pm-12:55 pm
1 stop13h 10m
Baltimore/Washington
Wed 1/13
6:15 am-2:10 pm
2 stops10h 55m
$266
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Sun 8/30
11:20 pm-11:32 am
1 stop9h 12m
Baltimore/Washington
Sun 9/6
6:00 am-10:27 am
1 stop7h 27m
$293
Quickest round-trip
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 9/24
10:45 pm-6:40 am
Nonstop4h 55m
Baltimore/Washington
Fri 9/25
12:35 pm-3:00 pm
Nonstop5h 25m
$302
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 9/10
6:25 am-11:25 pm
2 stops14h 00m
Baltimore/Washington
Sun 9/13
7:35 pm-11:35 pm
1 stop7h 00m
$308
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Sat 9/19
7:30 am-3:40 pm
Nonstop5h 10m
Baltimore/Washington
Sun 9/20
4:43 pm-7:15 pm
Nonstop5h 32m
$310
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Fri 9/11
11:30 pm-12:05 pm
2 stops9h 35m
Baltimore/Washington
Sun 9/13
7:35 pm-11:35 pm
1 stop7h 00m
$332
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Tue 8/25
7:30 am-3:40 pm
Nonstop5h 10m
Baltimore/Washington
Tue 9/1
7:50 am-1:10 pm
1 stop8h 20m
$348
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Wed 8/26
10:45 pm-6:40 am
Nonstop4h 55m
Baltimore/Washington
Wed 9/2
8:10 am-10:40 am
Nonstop5h 30m
$355
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Sun 9/27
11:30 pm-10:30 am
1 stop8h 00m
Baltimore/Washington
Mon 10/5
5:29 pm-10:23 pm
1 stop7h 54m
$357
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 10/15
11:12 pm-8:45 am
1 stop6h 33m
Baltimore/Washington
Mon 10/19
5:36 pm-10:02 pm
1 stop7h 26m
$358
Showing 1-10 of 24 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Baltimore flight deals on Cheapflights vs. FlightHub >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 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 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.
PDX-BWI
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
Airlines
More
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 70 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, September is the cheapest month in which you can book a flight from Portland to Baltimore (average of $308). Flying from Portland to Baltimore in June is currently the most expensive (average of $522). 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?
Find hourly flight availability from Portland to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Baltimore as you normally would.
What’s the top layover airport for flights from Portland to Baltimore?
Share of 1-stop round-trip flights from Portland to Baltimore chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 75% of 1-stop itineraries from Portland to Baltimore on Cheapflights.
What’s the cheapest layover airport for flights from Portland to Baltimore?
Average round-trip fare for 1-stop flights from Portland to Baltimore, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $356.
What’s the fastest layover option from Portland to Baltimore?
Shortest average travel time for 1-stop one-way flights from Portland to Baltimore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 07m.
Which airport typically offers the quickest layover for flights from Portland to Baltimore?
Average layover duration for 1-stop one-way flights from Portland to Baltimore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 10m.
Reviews of airlines servicing Baltimore
Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated August 2, 2026.
Read through reviews of airlines operating flights from Portland to Baltimore, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Portland
Popular flights
Alternative routes for Portland to Baltimore
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Baltimore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Baltimore by cabin class
Find flights from Portland to Baltimore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Baltimore flights
Browse other Portland and Baltimore flight options. Last updated on August 2, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on August 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Portland to Baltimore
Discover the top 5 airlines that operate flights from Portland to Baltimore. 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 August 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$361 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$228 | Average$459 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$232 | Average$433 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$453 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$253 | Average$375 | FlexibilityNo cancel fee | On-time69% |