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$289+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$555
(PLAY)

One-way from

$299
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$891
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. 1% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This Flightnetwork deal was found by Cheapflights users on 4/28. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:05 pmBWI - LIS
1 stop21h 10mPLAY
Fri 11/79:15 pmLIS - BWI
1 stop24h 40mPLAY
Deal found 4/28$400
This PLAY deal was found by Cheapflights users on 4/29. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:50 pmBWI - FAO
1 stop20h 55mPLAY
Wed 5/149:45 pmFAO - BWI
1 stop24h 55mPLAY
Deal found 4/29$555
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:50 pmBWI - OPO
1 stop20h 30mPLAY
Sun 10/129:05 pmOPO - BWI
1 stop25h 35mPLAY
Deal found 4/28$587
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:30 pmBWI - LIS
2 stops21h 45mMultiple Airlines
Thu 11/69:25 pmLIS - BWI
2 stops24h 30mMultiple Airlines
Deal found 4/29$611
This United Airlines deal was found by Cheapflights users on 4/28. 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 9/1910:51 amBWI - PDL
2 stops17h 49mUnited Airlines
Wed 9/2411:00 amPDL - BWI
2 stops14h 42mUnited Airlines
Deal found 4/28$670
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 8/510:59 amBWI - OPO
2 stops17h 46mUnited Airlines
Tue 8/1212:50 pmOPO - BWI
2 stops26h 13mUnited Airlines
Deal found 4/28$713
This Delta deal was found by Cheapflights users on 4/28. 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 9/35:25 pmBWI - OPO
2 stops17h 05mDelta
Fri 9/126:40 amOPO - BWI
2 stops19h 07mDelta
Deal found 4/28$740
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:50 pmBWI - FAO
2 stops19h 05mMultiple Airlines
Sat 10/187:00 amFAO - BWI
2 stops15h 40mMultiple Airlines
Deal found 4/28$743
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:50 pmBWI - OPO
2 stops17h 25mMultiple Airlines
Tue 5/1310:20 pmOPO - BWI
2 stops24h 20mMultiple Airlines
Deal found 4/28$746
This Iberia deal was found by Cheapflights users on 4/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/159:20 pmBWI - OPO
1 stop17h 30mBritish Airways
Thu 10/29:55 amOPO - BWI
1 stop14h 40mBritish Airways
Deal found 4/29$764
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/26:50 pmBWI - FNC
1 stop15h 05mPLAY
Tue 6/103:55 pmFNC - BWI
1 stop30h 45mPLAY
Deal found 4/29$765
This FlightHub deal was found by Cheapflights users on 4/27. 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.
Sat 11/227:30 pmBWI - LIS
1 stop19h 50mIcelandair
Sun 11/309:20 pmLIS - BWI
1 stop26h 10mIcelandair
Deal found 4/27$770

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 April 29, 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

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Thu 10/23

6:50 pm-8:20 pm

1 stop20h 30m

Lisbon Humberto Delgado

Fri 10/31

9:15 pm-5:55 pm

1 stop24h 40m

$423

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 10/8

6:50 pm-8:20 pm

1 stop20h 30m

Porto

Sun 10/12

9:05 pm-5:40 pm

1 stop25h 35m

$587

BaltimoreFaro

BWI - FAO

BWIFAO

Baltimore/Washington

Fri 10/3

6:50 pm-8:45 pm

1 stop20h 55m

Faro

Sat 10/18

9:45 pm-5:40 pm

1 stop24h 55m

$610

BaltimorePonta Delgada

BWI - PDL

BWIPDL

Baltimore/Washington

Fri 9/19

10:51 am-8:40 am

2 stops17h 49m

Ponta Delgada Nordela

Wed 9/24

11:00 am-9:42 pm

2 stops14h 42m

$670

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Tue 8/5

6:50 pm-3:40 pm

2 stops15h 50m

Lisbon Humberto Delgado

Tue 8/12

9:35 pm-5:40 pm

2 stops25h 05m

$710

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 8/5

10:59 am-9:45 am

2 stops17h 46m

Porto

Tue 8/12

12:50 pm-10:03 am

2 stops26h 13m

$713

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 9/3

5:25 pm-3:30 pm

2 stops17h 05m

Porto

Fri 9/12

6:40 am-8:47 pm

2 stops19h 07m

$740

BaltimoreFaro

BWI - FAO

BWIFAO

Baltimore/Washington

Fri 10/3

6:50 pm-6:55 pm

2 stops19h 05m

Faro

Sat 10/18

7:00 am-5:40 pm

2 stops15h 40m

$743

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Fri 5/16

5:35 am-6:45 pm

3 stops32h 10m

Porto

Fri 5/23

7:35 am-11:33 pm

2 stops20h 58m

$748

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Mon 9/15

9:20 pm-7:50 pm

1 stop17h 30m

Porto

Thu 10/2

9:55 am-7:35 pm

1 stop14h 40m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 56 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 $1,178). 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 April 29, 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.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 April 29, 2025.
Read through reviews of airlines operating flights from Baltimore to Portugal, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    To fly one-way, consider booking your trip with PLAY, which is currently one of the cheapest options available, starting at $432. WorldTicket flights start at $523 while deals on United Airlines start at $558 one-way.

  • 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 $1,178). 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 7 airlines flying from Baltimore to Portugal

Discover the top 7 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$328Average$372FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$434Average$949FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$451Average$964FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$600Average$931FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$673Average$1,003FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$674Average$1,117FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$751Average$1,032FlexibilityNo cancel feeOn-time71%

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