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$230+ 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Baltimore to Portugal

Keep the following information in mind while searching for Baltimore to Portugal flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$392
(Booking.com)

One-way from

$230
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$856
From Baltimore/Washington to Portugal
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One-way flight from Baltimore/Washington to Portugal
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Highest demand for flights based on searches. 3% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 16, 2025.

This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/126:50 pmBWI - LIS
1 stop20h 30mPLAY
vie. 10/179:20 pmLIS - BWI
1 stop25h 20mPLAY
Deal found 9/15$392
This Expedia deal was found by Cheapflights users on 9/15. 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.
dom. 10/56:50 pmBWI - LIS
1 stop20h 30mPLAY
vie. 10/179:20 pmLIS - BWI
1 stop25h 20mPLAY
Deal found 9/15$424
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/126:50 pmBWI - LIS
1 stop20h 30mPLAY
lun. 10/209:25 pmLIS - BWI
1 stop25h 15mPLAY
Deal found 9/15$428
This Mytrip deal was found by Cheapflights users on 9/15. 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.
dom. 10/56:50 pmBWI - LIS
1 stop20h 30mPLAY
lun. 10/209:25 pmLIS - BWI
1 stop25h 15mPLAY
Deal found 9/15$448
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
dom. 9/286:50 pmBWI - LIS
1 stop20h 30mPLAY
vie. 10/109:20 pmLIS - BWI
1 stop25h 20mPLAY
Deal found 9/14$482
This Mytrip deal was found by Cheapflights users on 9/14. 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.
dom. 9/146:50 pmBWI - LIS
1 stop20h 30mPLAY
vie. 9/199:20 pmLIS - BWI
1 stop25h 20mPLAY
Deal found 9/14$486
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/37:45 pmBWI - OPO
2 stops14h 40mDelta
mar. 11/1111:10 amOPO - BWI
2 stops16h 50mDelta
Deal found 9/16$491
This United Airlines deal was found by Cheapflights users on 9/13. 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.
mié. 10/296:15 amBWI - OPO
2 stops29h 10mUnited Airlines
mié. 11/512:35 pmOPO - BWI
2 stops26h 24mUnited Airlines
Deal found 9/13$500
This Mytrip deal was found by Cheapflights users on 9/16. 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.
lun. 10/136:50 pmBWI - FNC
1 stop15h 05mPLAY
mar. 10/213:55 pmFNC - BWI
1 stop30h 45mPLAY
Deal found 9/16$503
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/101:51 pmBWI - LIS
2 stops26h 39mScandinavian Airlines
sáb. 11/157:05 amLIS - BWI
2 stops22h 23mScandinavian Airlines
Deal found 9/15$505
This PLAY deal was found by Cheapflights users on 9/15. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/166:50 pmBWI - LIS
1 stop20h 30mPLAY
lun. 10/209:25 pmLIS - BWI
1 stop25h 15mPLAY
Deal found 9/15$510
This Delta deal was found by Cheapflights users on 9/15. 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.
jue. 10/235:39 pmBWI - OPO
2 stops16h 51mDelta
mar. 11/411:10 amOPO - BWI
2 stops16h 52mDelta
Deal found 9/15$528

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 septiembre 16, 2025.
Use the filters below to find and compare flights from Baltimore to Portugal that are best for you.

Fly from

Baltimore

Fly to

Portugal

Route

Depart

Return

Price

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

lun. 11/3

7:45 pm-3:25 pm

2 stops14h 40m

Porto

mar. 11/11

11:10 am-11:00 pm

2 stops16h 50m

$491

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

mié. 10/29

6:15 am-3:25 pm

2 stops29h 10m

Porto

mié. 11/5

12:35 pm-9:59 am

2 stops26h 24m

$500

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

jue. 10/16

6:50 pm-8:20 pm

1 stop20h 30m

Lisbon Humberto Delgado

lun. 10/20

9:25 pm-5:40 pm

1 stop25h 15m

$510

BaltimoreFunchal

BWI - FNC

BWIFNC

Baltimore/Washington

lun. 10/13

6:50 pm-2:55 pm

1 stop15h 05m

Funchal Madeira

mar. 10/21

3:55 pm-5:40 pm

1 stop30h 45m

$512

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

jue. 10/23

5:39 pm-3:30 pm

2 stops16h 51m

Porto

mar. 11/4

11:10 am-11:02 pm

2 stops16h 52m

$528

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

jue. 11/27

11:47 am-10:25 am

2 stops17h 38m

Porto

mié. 12/3

6:00 am-10:09 pm

2 stops21h 09m

$529

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

vie. 11/14

10:56 am-9:30 am

2 stops17h 34m

Porto

jue. 11/27

4:15 pm-5:14 pm

2 stops29h 59m

$545

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

jue. 11/13

8:35 pm-5:15 pm

1 stop15h 40m

Porto

mar. 12/2

5:30 pm-6:45 pm

1 stop30h 15m

$547

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

vie. 11/14

6:15 am-9:30 am

2 stops22h 15m

Porto

sáb. 11/22

6:00 am-9:25 pm

3 stops20h 25m

$565

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

vie. 11/14

12:16 pm-10:30 am

2 stops17h 14m

Porto

sáb. 11/22

6:00 am-11:00 pm

2 stops22h 00m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 55 results
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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, January is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $612). Flying from Baltimore to Portugal in June is currently the most expensive (average of $1,127). 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 BWI to PT?

Find hourly flight availability from Baltimore to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Portugal as you normally would.

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 septiembre 16, 2025.
Get a feel of what it's like to fly with Delta, American Airlines, and TAP AIR PORTUGAL 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.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
TAP AIR PORTUGAL
7.1
Good
1,975 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
PLAY
7.0
Good
103 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 14h 40m. Fly via Delta, United Airlines, or PLAY to get the fastest option. There are 3493 mi between Baltimore and Portugal. This flight may include one or multiple stops.

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

    Most travelers choose Baltimore/Washington - Lisbon Humberto Delgado, Baltimore/Washington - Porto or Baltimore/Washington - Faro when deciding on the best route 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, January is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $612). Flying from Baltimore to Portugal in June is currently the most expensive (average of $1,127). 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.
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Top 6 airlines flying from Baltimore to Portugal

Discover the top 6 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$345Average$386FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$529Average$947FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$624Average$975FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$641Average$960FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$704Average$852FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$748Average$923FlexibilityNo cancel feeOn-time69%

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