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Portugal

$241+ Cheap flights from Maryland 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheap flight deals from Maryland to Portugal

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

Round-trip from

$377
(Mytrip)

One-way from

$241
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$931
From Maryland to Portugal
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One-way flight from Maryland to Portugal
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Highest demand for flights based on searches. 2% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Maryland to Portugal

Cheapest flights from Maryland to Portugal
Explore the most affordable flight options available from Maryland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This Mytrip deal was found by Cheapflights users on 8/14. 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.
Thu 9/186:50 pmBWI - LIS
1 stop20h 30mPLAY
Fri 9/269:20 pmLIS - BWI
1 stop25h 20mPLAY
Deal found 8/14$377
This PLAY deal was found by Cheapflights users on 8/15. 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.
Sun 10/126:50 pmBWI - LIS
1 stop20h 30mPLAY
Fri 10/179:20 pmLIS - BWI
1 stop25h 20mPLAY
Deal found 8/15$388
This PLAY deal was found by Cheapflights users on 8/15. 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.
Sun 9/76:50 pmBWI - LIS
1 stop20h 30mPLAY
Mon 9/159:25 pmLIS - BWI
1 stop25h 15mPLAY
Deal found 8/15$481
This CheapOair deal was found by Cheapflights users on 8/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:50 pmBWI - OPO
1 stop20h 30mPLAY
Sun 10/199:05 pmOPO - BWI
1 stop25h 35mPLAY
Deal found 8/14$511
This Mytrip deal was found by Cheapflights users on 8/14. 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.
Sat 9/136:50 pmBWI - LIS
2 stops22h 05mMultiple Airlines
Sat 9/2010:15 pmLIS - BWI
2 stops24h 25mMultiple Airlines
Deal found 8/14$521
This Mytrip deal was found by Cheapflights users on 8/15. 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.
Thu 9/186:50 pmBWI - LIS
2 stops21h 45mMultiple Airlines
Sat 9/276:30 amLIS - BWI
2 stops16h 10mMultiple Airlines
Deal found 8/15$531
This Mytrip deal was found by Cheapflights users on 8/14. 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.
Sun 9/216:50 pmBWI - LIS
2 stops20h 30mMultiple Airlines
Wed 9/245:55 amLIS - BWI
2 stops16h 45mMultiple Airlines
Deal found 8/14$534
This Mytrip deal was found by Cheapflights users on 8/15. 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.
Sat 9/136:50 pmBWI - LIS
2 stops21h 45mMultiple Airlines
Sun 9/215:55 amLIS - BWI
2 stops16h 45mMultiple Airlines
Deal found 8/15$540
This Mytrip deal was found by Cheapflights users on 8/15. 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.
Thu 9/186:50 pmBWI - LIS
2 stops21h 45mMultiple Airlines
Fri 9/269:45 pmLIS - BWI
2 stops24h 55mMultiple Airlines
Deal found 8/15$545
This British Airways deal was found by Cheapflights users on 8/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/308:35 pmBWI - OPO
1 stop15h 05mBritish Airways
Wed 12/176:30 pmOPO - BWI
1 stop29h 15mBritish Airways
Deal found 8/15$547
This KAYAK deal was found by Cheapflights users on 8/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2910:55 pmIAD - OPO
1 stop19h 45mLufthansa
Fri 12/196:15 amOPO - IAD
1 stop18h 50mLufthansa
Deal found 8/15$569
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:18 pmIAD - OPO
2 stops30h 02mUnited Airlines
Tue 9/912:50 pmOPO - IAD
2 stops33h 40mUnited Airlines
Deal found 8/14$570

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 August 16, 2025.
Use the filters below to find and compare flights from Maryland to Portugal that are best for you.

Fly from

Maryland

Fly to

Portugal

Route

Depart

Return

Price

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Sun 9/28

6:50 pm-8:20 pm

1 stop20h 30m

Lisbon Humberto Delgado

Fri 10/3

9:20 pm-5:40 pm

1 stop25h 20m

$389

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Thu 9/18

6:50 pm-8:20 pm

1 stop20h 30m

Lisbon Humberto Delgado

Fri 9/26

9:20 pm-5:40 pm

1 stop25h 20m

$389

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Sun 9/7

6:50 pm-8:20 pm

1 stop20h 30m

Lisbon Humberto Delgado

Mon 9/15

9:25 pm-5:40 pm

1 stop25h 15m

$481

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 10/15

6:50 pm-8:20 pm

1 stop20h 30m

Porto

Sun 10/19

9:05 pm-5:40 pm

1 stop25h 35m

$511

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 1/20

10:45 am-12:50 pm

2 stops21h 05m

Porto

Tue 1/27

6:00 am-8:57 pm

2 stops19h 57m

$514

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 1/20

8:35 pm-5:35 pm

1 stop16h 00m

Porto

Tue 1/27

8:20 am-6:45 pm

2 stops15h 25m

$525

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Sat 9/13

6:50 pm-9:35 pm

2 stops21h 45m

Lisbon Humberto Delgado

Sun 9/21

5:55 am-5:40 pm

2 stops16h 45m

$540

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Thu 9/18

6:50 pm-9:35 pm

2 stops21h 45m

Lisbon Humberto Delgado

Fri 9/26

9:45 pm-5:40 pm

2 stops24h 55m

$545

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 12/3

8:35 pm-4:05 pm

1 stop14h 30m

Porto

Mon 12/15

5:30 pm-6:45 pm

1 stop30h 15m

$547

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Sun 11/30

8:35 pm-4:40 pm

1 stop15h 05m

Porto

Mon 12/15

5:30 pm-6:45 pm

1 stop30h 15m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 60 results
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Best time to book a flight from Maryland to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Maryland to Portugal (average of $612). Flying from Maryland to Portugal in June is currently the most expensive (average of $1,128). 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 MD to PT?

Find hourly flight availability from Maryland 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 August 16, 2025.

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

Related info for your journey

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

  • What are the cheapest airlines to fly from Maryland to Portugal one-way?

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $251. However, be on the lookout for offers from Iberia and United Airlines, as they are both options that can get you from Maryland to Portugal for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland 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 Maryland to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Maryland to Portugal (average of $612). Flying from Maryland to Portugal in June is currently the most expensive (average of $1,128). 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 Maryland 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 Maryland to Portugal

Discover the top 6 airlines that operate flights from Maryland 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$345Average$380FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$434Average$947FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$624Average$1,042FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$640Average$989FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$704Average$852FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$748Average$1,174FlexibilityNo cancel feeOn-time69%

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