Portugal

$292+ Cheap flights from Baltimore (BWI) to Portugal

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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
Jul 20 — Jul 271
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Cheap flight deals from Baltimore to Portugal

Cheapest flights from Baltimore to Portugal
Explore the most affordable flight options available from Baltimore to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.

This Expedia deal was found by Cheapflights users on 6/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:35 pm
BWI
-
LIS
1 stop16h 20m
Multiple Airlines
Sat 11/216:30 am
LIS
-
BWI
2 stops17h 15m
Multiple Airlines
Deal found 6/19$695
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:30 pm
BWI
-
OPO
2 stops18h 15m
Multiple Airlines
Tue 10/136:30 am
OPO
-
BWI
2 stops20h 45m
Multiple Airlines
Deal found 6/16$700
This Expedia deal was found by Cheapflights users on 6/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:35 pm
BWI
-
LIS
2 stops21h 50m
Iberia
Sat 11/216:30 am
LIS
-
BWI
2 stops17h 15m
Iberia
Deal found 6/19$709
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Sun 11/158:35 pm
BWI
-
LIS
1 stop16h 10m
American Airlines
Thu 11/196:30 am
LIS
-
BWI
2 stops18h 00m
American Airlines
Deal found 6/19$712
This oojo deal was found by Cheapflights users on 6/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:30 pm
BWI
-
LIS
1 stop15h 30m
British Airways
Sun 11/17:05 am
LIS
-
BWI
1 stop16h 40m
British Airways
Deal found 6/19$719
This Cheapflightsfares deal was found by Cheapflights users on 6/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:35 pm
BWI
-
LIS
1 stop16h 05m
British Airways
Tue 11/37:05 am
LIS
-
BWI
1 stop16h 40m
British Airways
Deal found 6/19$720
This American Airlines deal was found by Cheapflights users on 6/19. 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 11/108:35 pm
BWI
-
LIS
1 stop16h 05m
American Airlines
Wed 11/1811:05 am
LIS
-
BWI
2 stops13h 25m
American Airlines
Deal found 6/19$724
This Priceline deal was found by Cheapflights users on 6/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:30 pm
BWI
-
LIS
1 stop13h 00m
Multiple Airlines
Thu 10/87:20 am
LIS
-
BWI
1 stop17h 15m
Multiple Airlines
Deal found 6/19$736
This American Airlines deal was found by Cheapflights users on 6/19. 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 11/178:35 pm
BWI
-
LIS
1 stop16h 05m
American Airlines
Sun 11/227:05 am
LIS
-
BWI
2 stops17h 25m
American Airlines
Deal found 6/19$738
This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:30 pm
BWI
-
LIS
1 stop15h 35m
British Airways
Sat 12/1211:05 am
LIS
-
BWI
1 stop12h 40m
British Airways
Deal found 6/20$748
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:20 pm
BWI
-
OPO
3 stops27h 40m
Multiple Airlines
Wed 8/2610:45 am
OPO
-
BWI
2 stops16h 30m
Multiple Airlines
Deal found 6/16$754
This British Airways deal was found by Cheapflights users on 6/18. 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 11/1111:50 am
BWI
-
OPO
2 stops14h 50m
Multiple Airlines
Mon 11/168:40 pm
OPO
-
BWI
2 stops27h 50m
Multiple Airlines
Deal found 6/18$761

Find flight deals from Baltimore to Portugal

Keep the following information in mind while searching for Baltimore to Portugal flight deals. Data was last updated June 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$695
(Expedia)

One-way from

$292
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,366
Provider with most accurate pricing for Washington, D.C. (WAS)-Lisbon Humberto Delgado flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Lisbon Humberto Delgado flights.
From Baltimore/Washington to Portugal
One-way flight from Baltimore/Washington to Portugal
Highest demand for flights based on searches. 23% potential increase in price ($298 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Portugal 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 June 20, 2026.
Use the filters below to find and compare flights from Baltimore to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimorePonta Delgada

BWI - PDL

BWIPDL

Baltimore/Washington

Mon 7/20

8:16 am-8:40 am

2 stops20h 24m

Ponta Delgada Nordela

Tue 7/28

11:00 am-9:26 pm

2 stops14h 26m

$846

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 10/6

5:33 pm-3:25 pm

2 stops16h 52m

Porto

Tue 10/13

5:00 am-4:48 pm

2 stops16h 48m

$867

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Mon 8/10

6:27 pm-3:25 pm

2 stops15h 58m

Porto

Wed 8/26

5:00 am-4:49 pm

2 stops16h 49m

$867

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Mon 8/10

6:27 pm-3:25 pm

2 stops15h 58m

Porto

Fri 8/21

11:25 am-10:39 pm

2 stops16h 14m

$867

BaltimoreFunchal

BWI - FNC

BWIFNC

Baltimore/Washington

Tue 9/1

10:25 am-8:05 am

2 stops16h 40m

Funchal Madeira

Wed 9/9

9:40 am-9:29 pm

2 stops16h 49m

$899

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 10/7

9:30 pm-10:25 am

1 stop31h 55m

Porto

Mon 10/12

9:25 pm-7:40 pm

1 stop27h 15m

$903

BaltimoreFunchal

BWI - FNC

BWIFNC

Baltimore/Washington

Fri 9/11

8:30 pm-8:20 am

3 stops30h 50m

Funchal Madeira

Sat 9/19

9:55 pm-10:15 pm

3 stops29h 20m

$908

BaltimoreFunchal

BWI - FNC

BWIFNC

Baltimore/Washington

Mon 8/31

1:00 pm-8:05 am

2 stops38h 05m

Funchal Madeira

Wed 9/9

9:40 am-9:29 pm

2 stops16h 49m

$910

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Mon 8/3

1:45 pm-8:30 am

2 stops13h 45m

Porto

Tue 8/11

5:00 am-5:47 pm

2 stops17h 47m

$924

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 8/4

1:45 pm-3:25 pm

2 stops20h 40m

Porto

Tue 8/11

5:00 am-9:13 pm

2 stops21h 13m

$924

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Baltimore to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Baltimore 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 Baltimore to Portugal

What is the cheapest month to book a flight from Baltimore to Portugal?

Currently, October is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $399). Flying from Baltimore to Portugal in January is currently the most expensive (average of $1,465). 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.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated June 20, 2026.
Get a feel of what it's like to fly with Delta,TAP AIR PORTUGAL, andBritish Airways from Baltimore to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Portugal. 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 from for flights from Baltimore to Portugal?

    Baltimore/Washington (BWI), located 8.5 mi from the city center, is the airport you fly out of when you book flights from Baltimore to Portugal.

  • How long is the flight from Baltimore to Portugal?

    There are many flights that can get you from Baltimore to Portugal in 15h 30m. Fly via Iberia, American Airlines, or British Airways to get the fastest option. There are 3535 mi between Baltimore and Portugal. This flight may include one or multiple stops.

  • What are the most popular routes from Baltimore to Portugal?

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Baltimore to Portugal?

    Currently, October is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $399). Flying from Baltimore to Portugal in January is currently the most expensive (average of $1,465). 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.

See more FAQs

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Alternative routes for Baltimore to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Baltimore to Portugal

Discover the top 3 airlines that operate flights from Baltimore to Portugal. 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 June 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$529Average$701FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$640Average$896FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$806Average$1,078FlexibilityNo cancel feeOn-time70%

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