$98+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BWI
Apr 11 — Apr 181
Round-trip
1 adult, Economy
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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 January or September, booked 74 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
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 March 12, 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 March 12, 2026.
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/711:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Tue 4/146:05 am
BWI
- PDX
1 stop9h 20m
United Airlines
Deal found 3/8![United Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/155:35 pm
PDX
- BWI
1 stop9h 25m
United Airlines
Wed 4/226:00 am
BWI
- PDX
1 stop8h 46m
United Airlines
Deal found 3/8![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 3/8. 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 6/49:20 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Sun 6/77:45 pm
BWI
- PDX
1 stop8h 15m
Southwest
Deal found 3/8![Southwest logo]()
$259
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:46 am
PDX
- BWI
1 stop8h 47m
American Airlines
Sun 4/55:00 am
BWI
- PDX
1 stop8h 48m
American Airlines
Deal found 3/9![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 3/11. 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 5/511:55 pm
PDX
- BWI
1 stop7h 07m
United Airlines
Sun 5/106:05 am
BWI
- PDX
1 stop9h 30m
United Airlines
Deal found 3/11![United Airlines logo]()
$268
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.
Fri 5/2911:35 am
PDX
- BWI
1 stop8h 55m
Southwest
Mon 6/19:55 am
BWI
- PDX
1 stop10h 30m
Southwest
Deal found 3/9![Southwest logo]()
$269
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/1011:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Wed 4/153:42 pm
BWI
- PDX
1 stop9h 52m
United Airlines
Deal found 3/11![United Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 3/10. 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 4/157:05 pm
PDX
- BWI
1 stop7h 55m
Delta
Sat 4/255:36 pm
BWI
- PDX
1 stop7h 06m
Delta
Deal found 3/10![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Mon 3/307:14 pm
PDX
- BWI
2 stops13h 23m
United Airlines
Sat 4/46:00 am
BWI
- PDX
1 stop8h 44m
United Airlines
Deal found 3/11![United Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 3/11. 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 5/267:25 pm
PDX
- BWI
1 stop7h 20m
Southwest
Sat 6/65:10 pm
BWI
- PDX
Nonstop5h 30m
Southwest
Deal found 3/11![Southwest logo]()
$279
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 March 12, 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 March 12, 2026.
This Southwest deal was found by Cheapflights users on 3/8. 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 6/411:30 pm
PDX
- BWI
1 stop7h 15m
Southwest
Sun 6/77:45 pm
BWI
- PDX
1 stop8h 15m
Southwest
Deal found 3/8![Southwest logo]()
$269
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 4/2211:15 pm
PDX
- BWI
1 stop6h 56m
Delta
Sat 4/255:36 pm
BWI
- PDX
1 stop7h 06m
Delta
Deal found 3/9![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/911:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Mon 4/206:55 pm
BWI
- PDX
1 stop8h 04m
United Airlines
Deal found 3/11![United Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 5/268:44 am
PDX
- BWI
1 stop6h 51m
Alaska Airlines
Mon 6/14:17 pm
BWI
- PDX
Nonstop5h 45m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$402
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 5/2911:35 am
PDX
- BWI
1 stop8h 55m
Southwest
Mon 6/14:45 pm
BWI
- PDX
2 stops10h 25m
Southwest
Deal found 3/7![Southwest logo]()
$274
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 4/145:00 am
PDX
- BWI
1 stop7h 11m
United Airlines
Wed 4/156:05 am
BWI
- PDX
1 stop9h 21m
United Airlines
Deal found 3/7![United Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/295:00 am
PDX
- BWI
2 stops9h 33m
United Airlines
Mon 5/47:05 pm
BWI
- PDX
1 stop7h 50m
United Airlines
Deal found 3/10![United Airlines logo]()
$369
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.
Sat 4/1111:15 pm
PDX
- BWI
1 stop8h 15m
Delta
Tue 4/2110:11 am
BWI
- PDX
2 stops9h 59m
Delta
Deal found 3/9![Delta logo]()
$418
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.
Fri 5/2911:35 am
PDX
- BWI
1 stop8h 55m
Southwest
Sun 5/3111:30 am
BWI
- PDX
2 stops13h 05m
Southwest
Deal found 3/9![Southwest logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Fri 5/157:06 am
PDX
- BWI
Nonstop5h 11m
Alaska Airlines
Wed 5/204:17 pm
BWI
- PDX
Nonstop5h 45m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$437
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 6/1911:30 pm
PDX
- BWI
2 stops9h 45m
Southwest
Sat 6/279:25 am
BWI
- PDX
1 stop13h 15m
Southwest
Deal found 3/7![Southwest logo]()
$454
Last-minute flights from Portland to BaltimoreDiscover last-minute flight deals from Portland to Baltimore. Data last updated March 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Baltimore. Data last updated March 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Mon 3/307:14 pm
PDX
- BWI
2 stops13h 23m
United Airlines
Sat 4/46:00 am
BWI
- PDX
1 stop8h 44m
United Airlines
Deal found 3/11![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Mon 3/307:14 pm
PDX
- BWI
2 stops13h 23m
United Airlines
Tue 4/76:00 am
BWI
- PDX
1 stop8h 46m
United Airlines
Deal found 3/10![United Airlines logo]()
$288
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:46 am
PDX
- BWI
1 stop8h 47m
American Airlines
Sun 4/55:00 am
BWI
- PDX
1 stop8h 48m
American Airlines
Deal found 3/9![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/711:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Tue 4/146:05 am
BWI
- PDX
1 stop9h 20m
United Airlines
Deal found 3/8![United Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/911:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Mon 4/206:55 pm
BWI
- PDX
1 stop8h 04m
United Airlines
Deal found 3/11![United Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/1011:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Wed 4/153:42 pm
BWI
- PDX
1 stop9h 52m
United Airlines
Deal found 3/11![United Airlines logo]()
$273
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/1210:56 pm
PDX
- BWI
1 stop7h 43m
United Airlines
Wed 4/153:42 pm
BWI
- PDX
1 stop9h 52m
United Airlines
Deal found 3/10![United Airlines logo]()
$283
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/155:35 pm
PDX
- BWI
1 stop9h 25m
United Airlines
Wed 4/226:00 am
BWI
- PDX
1 stop8h 46m
United Airlines
Deal found 3/8![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 3/10. 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 4/157:05 pm
PDX
- BWI
1 stop7h 55m
Delta
Sat 4/255:36 pm
BWI
- PDX
1 stop7h 06m
Delta
Deal found 3/10![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/2211:59 pm
PDX
- BWI
1 stop6h 40m
United Airlines
Sat 4/2511:08 am
BWI
- PDX
2 stops12h 40m
United Airlines
Deal found 3/10![United Airlines logo]()
$282
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:05 pm
PDX
- BWI
2 stops12h 06m
Delta
Sat 5/25:36 pm
BWI
- PDX
1 stop7h 06m
Delta
Deal found 3/7![Delta 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 March 12, 2026.
Search for one-way flight options from Portland to Baltimore. Find affordable one-way fares based on user searches. Data last updated March 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- BWI
2 stops19h 44m
Frontier
Deal found 3/10![Frontier logo]()
$98
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:48 pm
PDX
- BWI
2 stops31h 56m
Frontier
Deal found 3/9![Frontier logo]()
$101
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:27 pm
PDX
- BWI
2 stops40h 35m
Frontier
Deal found 3/9![Frontier logo]()
$116
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:28 pm
PDX
- BWI
2 stops40h 34m
Frontier
Deal found 3/9![Frontier logo]()
$118
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:45 pm
PDX
- BWI
2 stops33h 04m
Frontier
Deal found 3/9![Frontier logo]()
$119
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:48 pm
PDX
- BWI
2 stops39h 32m
Frontier
Deal found 3/9![Frontier logo]()
$124
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.
Thu 6/49:20 pm
PDX
- BWI
Nonstop4h 55m
Southwest
Deal found 3/9![Southwest logo]()
$125
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.
Tue 4/2811:15 pm
PDX
- BWI
1 stop9h 24m
Delta
Deal found 3/9![Delta logo]()
$129
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 4/15:40 am
PDX
- BWI
1 stop9h 33m
American Airlines
Deal found 3/11![American Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:48 am
PDX
- BWI
2 stops33h 56m
Frontier
Deal found 3/10![Frontier logo]()
$131
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 March 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (United Airlines) |
One-way from | $98 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $392 |
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 March 12, 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
Thu 6/4
11:30 pm-9:45 am
1 stop7h 15m
Baltimore/Washington
Sun 6/7
7:45 pm-1:00 am
1 stop8h 15m
$269
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Fri 5/29
11:35 am-11:30 pm
1 stop8h 55m
Baltimore/Washington
Mon 6/1
4:45 pm-12:10 am
2 stops10h 25m
$274
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Wed 4/22
11:15 pm-9:11 am
1 stop6h 56m
Baltimore/Washington
Sat 4/25
5:36 pm-9:42 pm
1 stop7h 06m
$277
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Thu 4/9
11:59 pm-9:39 am
1 stop6h 40m
Baltimore/Washington
Mon 4/20
6:55 pm-11:59 pm
1 stop8h 04m
$289
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Tue 4/14
5:00 am-3:11 pm
1 stop7h 11m
Baltimore/Washington
Wed 4/15
6:05 am-12:26 pm
1 stop9h 21m
$352
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Wed 4/29
5:00 am-5:33 pm
2 stops9h 33m
Baltimore/Washington
Mon 5/4
7:05 pm-11:55 pm
1 stop7h 50m
$369
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Fri 5/29
11:35 am-11:30 pm
1 stop8h 55m
Baltimore/Washington
Sun 5/31
11:30 am-9:35 pm
2 stops13h 05m
$389
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Tue 5/26
8:44 am-6:35 pm
1 stop6h 51m
Baltimore/Washington
Mon 6/1
4:17 pm-7:02 pm
Nonstop5h 45m
$402
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Sat 4/11
11:15 pm-10:30 am
1 stop8h 15m
Baltimore/Washington
Tue 4/21
10:11 am-5:10 pm
2 stops9h 59m
$418
Quickest round-trip
PortlandBaltimore
PDX - BWI
PDXBWI
Portland
Fri 5/15
7:06 am-3:17 pm
Nonstop5h 11m
Baltimore/Washington
Wed 5/20
4:17 pm-7:02 pm
Nonstop5h 45m
$437
Showing 1-10 of 23 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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 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
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How far ahead should I book a flight from Portland to Baltimore?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Baltimore. Price data was last updated on March 6, 2026.
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 February is currently the most expensive (average of $234). 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 March 12, 2026.
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 52% on your trip compared to booking a flight in the morning.
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.
Seattle (SEA) is the most affordable 1-stop option, with an average round-trip price of $426.
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 Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 7h 18m.
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 Seattle (SEA) offer the fastest connection on this route, with an average layover time of 1h 06m.
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 March 12, 2026.
Read through reviews of airlines operating flights from Portland to Baltimore, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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.
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Complete your trip
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Search flights from Portland to Baltimore by cabin class
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Portland and Baltimore flights
Browse other Portland and Baltimore flight options. Last updated on March 12, 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 March 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Portland to Baltimore
Discover the top 7 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 March 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$89 | Average$221 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$111 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$208 | Average$370 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$468 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$364 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$257 | Average$417 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$262 | Average$435 | FlexibilityNo cancel fee | On-time63% |