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Portugal

$254+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LIS
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$390
(Booking.com)

One-way from

$254
(oojo)

Popular in

December

Cheapest in

February

Average price

$1,018
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 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. 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 May 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 May 1, 2025.

This Booking.com deal was found by Cheapflights users on 4/30. 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.
Thu 10/236:50 pmBWI - LIS
1 stop20h 30mPLAY
Fri 10/319:15 pmLIS - BWI
1 stop24h 40mPLAY
Deal found 4/30$390
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:30 pmIAD - LIS
1 stop14h 35mScandinavian Airlines
Mon 11/34:55 pmLIS - IAD
1 stop29h 20mScandinavian Airlines
Deal found 4/30$504
This oojo deal was found by Cheapflights users on 5/1. 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 10/810:20 pmIAD - LIS
Nonstop7h 20mTAP AIR PORTUGAL
Wed 10/2212:00 pmLIS - IAD
Nonstop8h 20mTAP AIR PORTUGAL
Deal found 5/1$515
This Delta deal was found by Cheapflights users on 5/1. 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 10/215:30 pmBWI - OPO
2 stops17h 00mDelta
Tue 11/411:45 amOPO - BWI
2 stops16h 11mDelta
Deal found 5/1$526
This oojo deal was found by Cheapflights users on 5/1. 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.
Sun 10/510:20 pmIAD - FAO
1 stop14h 00mTAP AIR PORTUGAL
Sun 10/126:10 pmFAO - IAD
1 stop26h 10mTAP AIR PORTUGAL
Deal found 5/1$540
This oojo deal was found by Cheapflights users on 4/30. 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.
Tue 11/115:30 pmIAD - FNC
1 stop18h 40mTAP AIR PORTUGAL
Mon 11/247:50 amFNC - IAD
1 stop12h 25mTAP AIR PORTUGAL
Deal found 4/30$561
This oojo deal was found by Cheapflights users on 5/1. 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.
Mon 10/135:45 pmIAD - PDL
1 stop12h 00mTAP AIR PORTUGAL
Mon 10/203:50 pmPDL - IAD
1 stop27h 30mTAP AIR PORTUGAL
Deal found 5/1$561
This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:30 pmIAD - LIS
1 stop14h 35mMultiple Airlines
Wed 12/312:50 pmLIS - IAD
2 stops33h 25mMultiple Airlines
Deal found 4/29$582
This oojo deal was found by Cheapflights users on 4/30. 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 10/19:05 pmIAD - LIS
1 stop19h 00mRoyal Air Maroc
Tue 10/76:40 pmLIS - IAD
1 stop29h 25mRoyal Air Maroc
Deal found 4/30$595
This Scandinavian Airlines deal was found by Cheapflights users on 5/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/211:00 pmBWI - OPO
2 stops17h 00mScandinavian Airlines
Mon 11/35:35 pmOPO - BWI
2 stops33h 08mScandinavian Airlines
Deal found 5/1$634
This Mytrip deal was found by Cheapflights users on 4/30. 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 11/17:05 pmBWI - LIS
2 stops20h 10mMultiple Airlines
Wed 11/125:30 pmLIS - BWI
2 stops28h 25mMultiple Airlines
Deal found 4/30$642
This Mytrip deal was found by Cheapflights users on 4/30. 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 6/34:20 pmIAD - LIS
2 stops33h 10mPorter Airlines
Tue 6/108:15 amLIS - IAD
2 stops35h 51mPorter Airlines
Deal found 4/30$664

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 May 1, 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

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

$390

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Sun 10/26

9:30 pm-4:05 pm

1 stop14h 35m

Lisbon Humberto Delgado

Mon 11/3

4:55 pm-5:15 pm

1 stop29h 20m

$504

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Wed 10/8

10:20 pm-10:40 am

Nonstop7h 20m

Lisbon Humberto Delgado

Wed 10/22

12:00 pm-3:20 pm

Nonstop8h 20m

$515

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 10/21

5:30 pm-3:30 pm

2 stops17h 00m

Porto

Tue 11/4

11:45 am-10:56 pm

2 stops16h 11m

$526

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Sun 10/5

10:20 pm-5:20 pm

1 stop14h 00m

Faro

Sun 10/12

6:10 pm-3:20 pm

1 stop26h 10m

$540

Washington, D.C.Funchal

IAD - FNC

IADFNC

Washington, D.C. Dulles Intl

Tue 9/23

10:20 pm-9:00 pm

1 stop17h 40m

Funchal Madeira

Tue 9/30

12:35 pm-8:50 pm

1 stop13h 15m

$561

Washington, D.C.Ponta Delgada

IAD - PDL

IADPDL

Washington, D.C. Dulles Intl

Mon 10/13

5:45 pm-9:45 am

1 stop12h 00m

Ponta Delgada Nordela

Mon 10/20

3:50 pm-3:20 pm

1 stop27h 30m

$561

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Wed 10/1

9:05 pm-9:05 pm

1 stop19h 00m

Lisbon Humberto Delgado

Tue 10/7

6:40 pm-7:05 pm

1 stop29h 25m

$595

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Sun 10/5

10:05 pm-8:40 pm

1 stop17h 35m

Lisbon Humberto Delgado

Wed 10/15

7:15 am-7:59 pm

1 stop17h 44m

$610

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Tue 10/21

1:00 pm-11:00 am

2 stops17h 00m

Porto

Mon 11/3

5:35 pm-9:43 pm

2 stops33h 08m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 $1,178). 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 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 May 1, 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.

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 May 1, 2025.
See what other customers who have flown with Delta, Porter Airlines and KLM from Maryland to Portugal have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

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.
Porter Airlines
8.0
Very good
285 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

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
7,934 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

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 Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

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.
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

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 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 $254. However, be on the lookout for offers from PLAY and Royal Air Maroc, 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 $1,178). 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

Browse thousands of different options on Cheapflights for your next trip

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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 7 airlines flying from Maryland to Portugal

Discover the top 7 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 May 1, 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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