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Portugal

$218+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
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 November 26, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$443
(Mytrip)

One-way from

$218
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$827
Provider with most accurate pricing for Washington, D.C. (WAS)-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Lisbon Humberto Delgado flights.
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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. 5% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 26, 2025.

This Delta deal was found by Cheapflights users on 11/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:52 pmBWI - OPO
2 stops15h 38mDelta
Thu 12/1111:20 amOPO - BWI
2 stops16h 43mDelta
Deal found 11/25$490
This Mytrip deal was found by Cheapflights users on 11/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:40 pmBWI - LIS
2 stops18h 55mMultiple Airlines
Tue 12/166:25 amLIS - BWI
2 stops17h 15mMultiple Airlines
Deal found 11/24$493
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:40 pmBWI - LIS
1 stop19h 40mIcelandair
Sun 2/19:20 pmLIS - BWI
1 stop26h 20mIcelandair
Deal found 11/24$625
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Sun 12/712:29 pmBWI - OPO
2 stops14h 11mAmerican Airlines
Sat 1/318:20 amOPO - BWI
2 stops20h 26mAmerican Airlines
Deal found 11/25$634
This Delta deal was found by Cheapflights users on 11/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:52 pmBWI - OPO
2 stops15h 38mDelta
Wed 12/106:00 amOPO - BWI
2 stops18h 02mDelta
Deal found 11/24$641
This oojo deal was found by Cheapflights users on 11/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:40 pmBWI - LIS
1 stop19h 40mIcelandair
Sun 12/149:20 pmLIS - BWI
1 stop26h 20mIcelandair
Deal found 11/26$646
This KAYAK deal was found by Cheapflights users on 11/23. 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.
Wed 12/107:40 pmBWI - LIS
1 stop19h 40mIcelandair
Thu 1/159:20 pmLIS - BWI
1 stop26h 20mIcelandair
Deal found 11/23$672
This Delta deal was found by Cheapflights users on 11/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:41 pmBWI - OPO
2 stops14h 49mDelta
Sun 2/85:00 amOPO - BWI
2 stops21h 09mDelta
Deal found 11/24$692
This KAYAK deal was found by Cheapflights users on 11/23. 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.
Wed 12/107:40 pmBWI - LIS
1 stop19h 40mIcelandair
Sun 1/189:20 pmLIS - BWI
1 stop26h 20mIcelandair
Deal found 11/23$697
This Delta deal was found by Cheapflights users on 11/26. 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.
Fri 12/51:52 pmBWI - OPO
2 stops15h 58mDelta
Wed 12/107:35 amOPO - BWI
2 stops21h 47mDelta
Deal found 11/26$709
This Mytrip deal was found by Cheapflights users on 11/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:40 pmBWI - LIS
2 stops21h 05mMultiple Airlines
Thu 12/117:00 amLIS - BWI
2 stops16h 40mMultiple Airlines
Deal found 11/26$713
This Ovago deal was found by Cheapflights users on 11/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:35 pmBWI - OPO
1 stop17h 40mBritish Airways
Mon 2/28:40 pmOPO - BWI
2 stops27h 05mBritish Airways
Deal found 11/24$724

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 November 26, 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

Wed 1/7

8:35 pm-4:45 pm

1 stop15h 10m

Porto

Mon 1/12

5:30 pm-6:45 pm

1 stop30h 15m

$479

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 1/7

8:35 pm-4:45 pm

1 stop15h 10m

Porto

Thu 1/15

5:35 pm-6:45 pm

1 stop30h 10m

$479

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 12/2

1:52 pm-10:30 am

2 stops15h 38m

Porto

Thu 12/11

11:20 am-11:03 pm

2 stops16h 43m

$490

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Sun 1/18

1:02 pm-10:30 am

2 stops16h 28m

Porto

Tue 2/3

6:05 am-7:07 pm

2 stops18h 02m

$492

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 1/14

5:25 pm-3:25 pm

2 stops17h 00m

Porto

Thu 1/22

6:35 am-10:02 pm

2 stops20h 27m

$497

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Mon 2/23

3:37 pm-10:30 am

2 stops13h 53m

Porto

Tue 3/3

11:25 am-10:55 pm

2 stops16h 30m

$498

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 2/24

10:30 am-9:30 am

2 stops18h 00m

Porto

Tue 3/3

12:35 pm-2:06 pm

2 stops30h 31m

$509

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Fri 2/6

11:45 am-10:30 am

2 stops17h 45m

Porto

Tue 2/10

11:15 am-7:07 pm

2 stops36h 52m

$528

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Sun 2/8

8:35 pm-4:40 pm

1 stop15h 05m

Porto

Tue 2/17

5:30 pm-6:45 pm

1 stop30h 15m

$529

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 2/4

8:35 pm-4:05 pm

1 stop14h 30m

Porto

Wed 2/18

6:30 pm-6:45 pm

1 stop29h 15m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

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, July is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $345). Flying from Baltimore to Portugal in September is currently the most expensive (average of $529). 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 November 26, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 34% on flights from Baltimore to Portugal by exploring options for tickets at noon.

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 November 26, 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
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,038 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
TAP AIR PORTUGAL
7.1
Good
2,074 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
PLAY
7.0
Good
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,539 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 10m. Fly via British Airways, Delta, or KLM 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 - Funchal Madeira 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, July is the cheapest month in which you can book a flight from Baltimore to Portugal (average of $345). Flying from Baltimore to Portugal in September is currently the most expensive (average of $529). 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$345Average$396FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$529Average$922FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$679Average$970FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$701Average$1,398FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$748Average$923FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$771Average$974FlexibilityNo cancel feeOn-time70%

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