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$376+ Cheap flights from Portugal to Baltimore (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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BWI
Jun 29 — Jul 61
Mon 6/29
Mon 7/6
1 adult, Economy
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Cheap flight deals from Portugal to Baltimore

Cheapest flights from Portugal to Baltimore
Explore the most affordable flight options available from Portugal to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 30, 2026.

This deal was found by Cheapflights users on 5/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/511:05 am
LIS
-
BWI
1 stop13h 35m
British Airways
Mon 6/89:30 pm
BWI
-
LIS
1 stop15h 25m
British Airways
Deal found 5/25$615
This deal was found by Cheapflights users on 5/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1211:05 am
LIS
-
BWI
1 stop13h 35m
British Airways
Mon 6/159:30 pm
BWI
-
LIS
1 stop15h 25m
British Airways
Deal found 5/25$642
This United Airlines deal was found by Cheapflights users on 5/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:00 am
LIS
-
BWI
2 stops41h 13m
United Airlines
Sun 11/86:17 am
BWI
-
LIS
2 stops20h 53m
United Airlines
Deal found 5/29$706
This Delta deal was found by Cheapflights users on 5/26. 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 6/45:00 am
OPO
-
BWI
2 stops19h 16m
Delta
Mon 6/86:21 pm
BWI
-
OPO
2 stops16h 04m
Delta
Deal found 5/26$708
This Delta deal was found by Cheapflights users on 5/26. 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 6/35:55 am
OPO
-
BWI
2 stops18h 21m
Delta
Mon 6/86:21 pm
BWI
-
OPO
2 stops16h 04m
Delta
Deal found 5/26$710
This Delta deal was found by Cheapflights users on 5/28. 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.
Tue 6/235:00 am
LIS
-
BWI
2 stops17h 41m
Delta
Tue 10/201:00 pm
BWI
-
LIS
2 stops14h 50m
Delta
Deal found 5/28$715
This United Airlines deal was found by Cheapflights users on 5/24. 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 11/1312:35 pm
OPO
-
BWI
2 stops26h 44m
United Airlines
Sun 11/158:15 am
BWI
-
OPO
2 stops20h 15m
United Airlines
Deal found 5/24$719
This Delta deal was found by Cheapflights users on 5/28. 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.
Wed 6/2411:55 am
LIS
-
BWI
2 stops15h 29m
Delta
Wed 10/215:33 pm
BWI
-
LIS
1 stop12h 12m
Delta
Deal found 5/28$719
This United Airlines deal was found by Cheapflights users on 5/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:35 pm
OPO
-
BWI
2 stops36h 22m
United Airlines
Sun 11/18:15 am
BWI
-
OPO
2 stops44h 15m
United Airlines
Deal found 5/28$720
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Thu 6/47:20 am
LIS
-
BWI
1 stop17h 20m
American Airlines
Sat 6/139:30 pm
BWI
-
LIS
1 stop15h 35m
American Airlines
Deal found 5/25$726
This British Airways deal was found by Cheapflights users on 5/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:20 am
LIS
-
BWI
1 stop14h 55m
British Airways
Thu 10/89:30 pm
BWI
-
LIS
1 stop13h 00m
British Airways
Deal found 5/25$729
This American Airlines deal was found by Cheapflights users on 5/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:55 am
LIS
-
BWI
2 stops20h 06m
American Airlines
Sun 10/259:35 pm
BWI
-
LIS
1 stop16h 10m
American Airlines
Deal found 5/28$732

Find flight deals from Portugal to Baltimore

Keep the following information in mind while searching for Portugal to Baltimore flight deals. Data was last updated May 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$642

One-way from

$376
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$784
Provider with most accurate pricing for Lisbon Humberto Delgado-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Washington, D.C. (WAS) flights.
Search Deals
From Portugal to Baltimore/Washington
Search Deals
One-way flight from Portugal to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal 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 May 30, 2026.
Use the filters below to find and compare flights from Portugal to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Wed 11/4

5:00 am-5:13 pm

2 stops41h 13m

Baltimore/Washington

Sun 11/8

6:17 am-8:10 am

2 stops20h 53m

$706

PortoBaltimore

OPO - BWI

OPOBWI

Porto

Fri 11/13

12:35 pm-1:57 pm

2 stops30h 22m

Baltimore/Washington

Sun 11/15

8:15 am-9:30 am

2 stops20h 15m

$720

PortoBaltimore

OPO - BWI

OPOBWI

Porto

Fri 10/30

12:35 pm-8:57 pm

2 stops36h 22m

Baltimore/Washington

Sun 11/1

8:15 am-9:30 am

2 stops44h 15m

$720

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Wed 9/16

7:20 am-5:15 pm

1 stop14h 55m

Baltimore/Washington

Thu 10/8

9:30 pm-3:30 pm

1 stop13h 00m

$729

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Wed 11/4

8:45 pm-10:22 pm

2 stops30h 37m

Baltimore/Washington

Sun 11/8

8:35 pm-5:45 pm

1 stop16h 10m

$734

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Fri 6/12

12:45 pm-10:24 pm

1 stop14h 39m

Baltimore/Washington

Tue 6/16

1:29 pm-10:55 am

2 stops16h 26m

$738

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Wed 6/10

10:25 am-12:33 am

2 stops19h 08m

Baltimore/Washington

Sun 6/14

8:25 am-11:05 am

2 stops21h 40m

$741
Quickest round-trip

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Tue 6/23

12:45 pm-10:24 pm

1 stop14h 39m

Baltimore/Washington

Wed 10/21

5:33 pm-10:45 am

1 stop12h 12m

$744

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Tue 8/25

7:10 am-5:15 pm

1 stop15h 05m

Baltimore/Washington

Sat 9/19

7:25 pm-4:20 pm

1 stop15h 55m

$759

PortoBaltimore

OPO - BWI

OPOBWI

Porto

Tue 8/18

5:00 am-5:47 pm

2 stops17h 47m

Baltimore/Washington

Tue 8/25

6:27 pm-3:25 pm

2 stops15h 58m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/27

Showing 1-10 of 41 resultsSorted by cheapest first
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Best time to book a flight from Portugal to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Portugal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portugal to Baltimore
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Baltimore from Portugal?

    For a flight from Portugal to Baltimore, you will be flying into Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city.

  • How long is the flight from Portugal to Baltimore?

    Airlines like United Airlines, American Airlines, and Delta fly from Portugal to Baltimore in about 14h 39m. The time it takes to get you to your destination can typically vary by up to 26h 34m. Portugal and Baltimore are separated by a distance of 3535 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Portugal to Baltimore?

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

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

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

See more FAQs

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