How long is the flight from Maryland to Portugal?

Airlines like TAP AIR PORTUGAL, United Airlines, and Air Canada fly from Maryland to Portugal in about 11h 40m. The time it takes to get you to your destination can typically vary by up to 6h 32m. The distance from Maryland to Portugal is about 3537 mi. This flight may include one or multiple stops.

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.

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).

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.

$229+ Flights from Maryland to Portugal

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Cheap 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 December 26, 2025.

Fri 12/265:45 pmIAD - OPO

1 stop13h 20mMultiple Airlines

Mon 12/296:00 amOPO - IAD

1 stop13h 35mMultiple Airlines

Deal found 12/24

$789

Wed 12/3110:30 pmIAD - LIS

Nonstop7h 05mTAP AIR PORTUGAL

Sat 1/109:00 pmLIS - IAD

2 stops39h 20mTAP AIR PORTUGAL

Deal found 12/24

$843

Mon 12/2910:55 pmIAD - LIS

2 stops19h 30mMultiple Airlines

Wed 1/145:10 pmLIS - IAD

1 stop24h 53mMultiple Airlines

Deal found 12/24

$992

Sun 12/2810:55 pmIAD - LIS

2 stops27h 45mMultiple Airlines

Wed 1/145:10 pmLIS - IAD

1 stop24h 53mMultiple Airlines

Deal found 12/24

$1,008

Mon 12/2910:55 pmIAD - LIS

2 stops38h 10mMultiple Airlines

Tue 1/1310:45 amLIS - IAD

Nonstop8h 50mMultiple Airlines

Deal found 12/24

$1,021

Wed 12/316:55 pmPHL - LIS

Nonstop7h 00mBritish Airways

Fri 1/912:55 pmLIS - PHL

2 stops27h 30mBritish Airways

Deal found 12/25

$1,030

Fri 12/2610:30 pmIAD - LIS

Nonstop7h 05mTAP AIR PORTUGAL

Tue 1/1310:45 amLIS - IAD

Nonstop8h 50mTAP AIR PORTUGAL

Deal found 12/24

$1,039

Mon 12/2910:55 pmIAD - LIS

2 stops19h 30mMultiple Airlines

Thu 1/1511:00 amLIS - IAD

1 stop28h 19mMultiple Airlines

Deal found 12/24

$1,049

Sun 12/288:30 pmIAD - LIS

2 stops18h 55mMultiple Airlines

Tue 1/1310:45 amLIS - IAD

Nonstop8h 50mMultiple Airlines

Deal found 12/24

$1,057

Sat 12/278:27 amPHL - LIS

2 stops43h 53mUnited Airlines

Sat 1/105:00 amLIS - PHL

2 stops22h 46mUnited Airlines

Deal found 12/25

$1,062

Sat 12/277:50 pmPHL - OPO

1 stop19h 10mMultiple Airlines

Sun 1/48:40 pmOPO - PHL

1 stop23h 55mMultiple Airlines

Deal found 12/24

$1,092

Wed 12/318:40 amPHL - LIS

1 stop15h 55mTAP AIR PORTUGAL

Fri 1/97:50 pmLIS - PHL

2 stops27h 48mTAP AIR PORTUGAL

Deal found 12/24

$1,097

Best flights from Maryland to Portugal
Discover carefully curated flight deals from Maryland to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Tue 2/245:30 pmIAD - OPO

1 stop11h 40mTAP AIR PORTUGAL

Tue 3/36:55 amOPO - IAD

1 stop12h 40mTAP AIR PORTUGAL

Deal found 12/25

$477

Wed 4/2210:33 amPHL - OPO

2 stops18h 12mUnited Airlines

Fri 5/86:00 amOPO - PHL

1 stop15h 00mUnited Airlines

Deal found 12/24

$486

Wed 2/183:30 pmPHL - OPO

2 stops16h 45mAir Canada

Wed 2/256:00 amOPO - PHL

2 stops21h 46mAir Canada

Deal found 12/24

$489

Wed 4/226:10 pmIAD - OPO

1 stop19h 00mKLM

Thu 5/77:00 pmOPO - IAD

1 stop25h 35mKLM

Deal found 12/24

$517

Sun 4/199:45 pmIAD - OPO

1 stop19h 15mDelta

Thu 9/1711:45 amOPO - IAD

1 stop32h 50mDelta

Deal found 12/24

$542

Wed 2/41:02 pmBWI - OPO

2 stops16h 28mMultiple Airlines

Wed 2/114:10 pmOPO - BWI

2 stops32h 30mMultiple Airlines

Deal found 12/25

$588

Tue 3/1710:20 pmPHL - LIS

Nonstop6h 55mFinnair

Thu 3/2610:55 amLIS - PHL

Nonstop8h 05mFinnair

Deal found 12/26

$657

Tue 3/1710:20 pmPHL - LIS

Nonstop6h 55mAmerican Airlines

Thu 3/2610:55 amLIS - PHL

Nonstop8h 05mAmerican Airlines

Deal found 12/25

$666

Wed 3/1810:05 pmPHL - LIS

2 stops19h 45mBritish Airways

Tue 3/316:45 pmLIS - PHL

2 stops24h 15mBritish Airways

Deal found 12/25

$707

Wed 1/218:30 pmIAD - FNC

2 stops60h 15mScandinavian Airlines

Sat 1/312:35 pmFNC - IAD

2 stops55h 40mScandinavian Airlines

Deal found 12/24

$760

Tue 4/141:27 pmPHL - OPO

2 stops16h 43mUnited Airlines

Fri 4/246:00 amOPO - PHL

1 stop15h 00mUnited Airlines

Deal found 12/24

$496

Wed 2/2510:30 pmIAD - OPO

1 stop9h 35mTAP AIR PORTUGAL

Mon 3/28:30 amOPO - IAD

1 stop11h 45mTAP AIR PORTUGAL

Deal found 12/25

$524

Tue 3/319:45 pmIAD - OPO

1 stop12h 40mDelta

Wed 4/155:00 amOPO - IAD

1 stop15h 35mDelta

Deal found 12/24

$542

Mon 4/206:15 pmIAD - OPO

1 stop16h 10mKLM

Mon 9/1411:45 amOPO - IAD

1 stop32h 50mKLM

Deal found 12/24

$542

Wed 4/810:00 amPHL - OPO

3 stops24h 40mUnited Airlines

Fri 4/1712:05 pmOPO - PHL

2 stops15h 38mUnited Airlines

Deal found 12/25

$503

Thu 6/1812:30 pmDCA - FNC

1 stop15h 15mLufthansa

Wed 6/2411:30 amFNC - DCA

1 stop10h 53mLufthansa

Deal found 12/26

$1,183

Wed 4/83:35 pmBWI - OPO

2 stops14h 20mMultiple Airlines

Thu 4/235:55 amOPO - BWI

2 stops15h 42mMultiple Airlines

Deal found 12/24

$596

Tue 4/79:45 pmIAD - OPO

1 stop19h 20mKLM

Thu 4/235:00 amOPO - IAD

1 stop15h 35mKLM

Deal found 12/24

$542

Wed 4/221:19 pmIAD - OPO

2 stops16h 36mDelta

Wed 9/165:00 amOPO - IAD

1 stop15h 35mDelta

Deal found 12/24

$552

Tue 4/219:45 pmIAD - OPO

1 stop19h 20mKLM

Tue 9/157:00 pmOPO - IAD

1 stop25h 35mKLM

Deal found 12/25

$543

Wed 4/81:19 pmIAD - OPO

2 stops21h 06mDelta

Thu 4/235:00 amOPO - IAD

2 stops16h 28mDelta

Deal found 12/24

$557

Mon 3/92:38 pmBWI - LIS

2 stops26h 52mMultiple Airlines

Sat 3/147:05 amLIS - BWI

2 stops21h 48mMultiple Airlines

Deal found 12/25

$632

Sun 4/196:00 pmDCA - OPO

1 stop10h 45mUnited Airlines

Thu 5/76:00 amOPO - DCA

2 stops16h 23mUnited Airlines

Deal found 12/24

$581

Sun 2/159:30 pmPHL - LIS

Nonstop6h 35mAmerican Airlines

Sat 2/216:45 pmLIS - PHL

1 stop25h 50mAmerican Airlines

Deal found 12/25

$725

Tue 4/75:09 pmDCA - OPO

2 stops17h 16mDelta

Thu 4/235:00 amOPO - DCA

2 stops16h 35mDelta

Deal found 12/24

$557

Mon 3/162:25 pmDCA - LIS

2 stops27h 05mMultiple Airlines

Fri 3/206:55 amLIS - DCA

2 stops19h 41mMultiple Airlines

Deal found 12/25

$632

Sun 5/108:20 pmIAD - LIS

1 stop14h 25mScandinavian Airlines

Tue 5/194:25 pmLIS - IAD

1 stop29h 25mScandinavian Airlines

Deal found 12/25

$770

Wed 4/159:30 pmBWI - LIS

1 stop11h 35mBritish Airways

Thu 4/237:20 amLIS - BWI

1 stop17h 20mBritish Airways

Deal found 12/25

$808

Fri 3/1311:30 pmIAD - FNC

1 stop19h 25mTAP AIR PORTUGAL

Wed 3/1811:00 amFNC - IAD

1 stop15h 00mTAP AIR PORTUGAL

Deal found 12/24

$736

Tue 4/75:05 pmDCA - OPO

2 stops17h 20mDelta

Wed 4/155:00 amOPO - DCA

2 stops18h 59mDelta

Deal found 12/25

$557

Last-minute flights from Maryland to Portugal
Discover last-minute flight deals from Maryland to Portugal. Data last updated December 26, 2025 and is based on user searches.

Sat 1/175:30 pmIAD - OPO

1 stop23h 30mTAP AIR PORTUGAL

Sun 1/258:00 pmOPO - IAD

1 stop24h 15mTAP AIR PORTUGAL

Deal found 12/24

$511

Sat 1/175:30 pmIAD - OPO

1 stop12h 30mTAP AIR PORTUGAL

Sat 1/246:00 pmOPO - IAD

1 stop32h 00mTAP AIR PORTUGAL

Deal found 12/25

$524

Sun 1/1810:30 pmIAD - OPO

1 stop15h 30mTAP AIR PORTUGAL

Mon 2/24:10 pmOPO - IAD

1 stop27h 25mTAP AIR PORTUGAL

Deal found 12/24

$469

Sun 1/1810:30 pmIAD - OPO

1 stop11h 50mTAP AIR PORTUGAL

Wed 1/2812:00 pmOPO - IAD

1 stop14h 00mTAP AIR PORTUGAL

Deal found 12/25

$504

Sun 1/1810:30 pmIAD - OPO

1 stop11h 50mTAP AIR PORTUGAL

Sun 1/256:00 pmOPO - IAD

1 stop26h 15mTAP AIR PORTUGAL

Deal found 12/25

$515

Sun 1/1810:30 pmIAD - OPO

1 stop14h 35mTAP AIR PORTUGAL

Sat 1/246:00 pmOPO - IAD

1 stop32h 00mTAP AIR PORTUGAL

Deal found 12/25

$522

Mon 1/195:30 pmIAD - OPO

1 stop18h 30mTAP AIR PORTUGAL

Wed 1/282:00 pmOPO - IAD

1 stop12h 00mTAP AIR PORTUGAL

Deal found 12/25

$503

Tue 1/205:30 pmIAD - OPO

1 stop12h 30mTAP AIR PORTUGAL

Wed 1/2810:55 amOPO - IAD

1 stop15h 05mTAP AIR PORTUGAL

Deal found 12/25

$493

Wed 1/2110:30 pmIAD - OPO

1 stop9h 35mTAP AIR PORTUGAL

Wed 1/282:00 pmOPO - IAD

1 stop12h 00mTAP AIR PORTUGAL

Deal found 12/25

$477

Thu 1/225:30 pmIAD - OPO

1 stop23h 35mTAP AIR PORTUGAL

Thu 1/297:00 amOPO - IAD

1 stop13h 15mTAP AIR PORTUGAL

Deal found 12/24

$494

Thu 1/225:30 pmIAD - OPO

1 stop11h 25mTAP AIR PORTUGAL

Wed 1/2810:55 amOPO - IAD

1 stop15h 05mTAP AIR PORTUGAL

Deal found 12/25

$514

Fri 1/2310:10 amPHL - OPO

2 stops20h 30mUnited Airlines

Tue 1/276:00 amOPO - PHL

2 stops21h 46mUnited Airlines

Deal found 12/25

$553

One-way flights from Maryland to Portugal
Search for one-way flight options from Maryland to Portugal. Find affordable one-way fares based on user searches. Data last updated December 26, 2025.

Mon 1/261:31 pmIAD - LIS

2 stops38h 49mMultiple Airlines

Deal found 12/25

$229

Mon 1/263:54 pmPHL - LIS

3 stops40h 11mMultiple Airlines

Deal found 12/24

$255

Tue 1/202:58 pmPHL - LIS

2 stops22h 12mMultiple Airlines

Deal found 12/24

$261

Wed 5/209:45 pmIAD - OPO

1 stop19h 15mKLM

Deal found 12/25

$266

Sun 4/128:30 pmPHL - OPO

1 stop10h 15mIberia

Deal found 12/24

$267

Tue 1/272:58 pmPHL - LIS

2 stops37h 07mMultiple Airlines

Deal found 12/26

$269

Thu 1/291:22 pmBWI - LIS

2 stops38h 18mMultiple Airlines

Deal found 12/25

$271

Sun 4/124:20 pmPHL - OPO

2 stops14h 25mAmerican Airlines

Deal found 12/25

$272

Mon 2/239:00 pmPHL - LIS

2 stops40h 00mMultiple Airlines

Deal found 12/26

$278

Sun 1/255:37 pmIAD - LIS

3 stops58h 43mMultiple Airlines

Deal found 12/24

$281

Sun 1/258:00 amPHL - LIS

2 stops25h 35mMultiple Airlines

Deal found 12/26

$282

Mon 2/237:05 pmIAD - LIS

2 stops42h 05mMultiple Airlines

Deal found 12/25

$282

Find flight deals from Maryland to Portugal

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$469 (Mytrip)
One-way from	$229 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$1,391

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

Search Deals

One-way flight from Maryland to Portugal

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($48 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Tue 2/24

5:30 pm-10:10 am

1 stop11h 40m

Porto

Tue 3/3

6:55 am-2:35 pm

1 stop12h 40m

$477

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 4/22

10:33 am-9:45 am

2 stops18h 12m

Porto

Fri 5/8

6:00 am-4:00 pm

1 stop15h 00m

$486

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 2/18

3:30 pm-1:15 pm

2 stops16h 45m

Porto

Wed 2/25

6:00 am-10:46 pm

2 stops21h 46m

$489

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Tue 4/14

1:27 pm-11:10 am

2 stops16h 43m

Porto

Fri 4/24

6:00 am-4:00 pm

1 stop15h 00m

$496

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 4/8

10:00 am-3:40 pm

3 stops24h 40m

Porto

Fri 4/17

12:05 pm-10:43 pm

2 stops15h 38m

$503

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 4/22

6:10 pm-6:10 pm

1 stop19h 00m

Porto

Thu 5/7

7:00 pm-3:35 pm

1 stop25h 35m

$517

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 2/25

10:30 pm-1:05 pm

1 stop9h 35m

Porto

Mon 3/2

8:30 am-3:15 pm

1 stop11h 45m

$524

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Sun 4/19

9:45 pm-10:00 pm

1 stop19h 15m

Porto

Thu 9/17

11:45 am-3:35 pm

1 stop32h 50m

$542

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Tue 3/31

9:45 pm-3:25 pm

1 stop12h 40m

Porto

Wed 4/15

5:00 am-3:35 pm

1 stop15h 35m

$542

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 4/20

6:15 pm-3:25 pm

1 stop16h 10m

Porto

Mon 9/14

11:45 am-3:35 pm

1 stop32h 50m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 60 results

...

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, February is the cheapest month in which you can book a flight from Maryland to Portugal (average of $346). Flying from Maryland to Portugal in July is currently the most expensive (average of $716). 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?

Unlike in the evening, when flights are generally more expensive, you can save up to 35% on flights from Maryland to Portugal by exploring options for tickets at noon.

Related info for your journey

How long is the flight from Maryland to Portugal?
Airlines like TAP AIR PORTUGAL, United Airlines, and Air Canada fly from Maryland to Portugal in about 11h 40m. The time it takes to get you to your destination can typically vary by up to 6h 32m. The distance from Maryland to Portugal is about 3537 mi. This flight may include one or multiple stops.
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, February is the cheapest month in which you can book a flight from Maryland to Portugal (average of $346). Flying from Maryland to Portugal in July is currently the most expensive (average of $716). 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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Top 6 airlines flying from Maryland to Portugal

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$345	Average$399	FlexibilityNo cancel fee	On-timeN/A
Delta	Cheapest$529	Average$922	FlexibilityNo cancel fee	On-timeN/A
TAP AIR PORTUGAL	Cheapest$683	Average$1,038	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$701	Average$1,398	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$748	Average$923	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$771	Average$976	FlexibilityNo cancel fee	On-time70%

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$229+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Maryland to Portugal

Cheapest flights from Maryland to PortugalExplore 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 December 26, 2025.

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 December 26, 2025.

Find flight deals from Maryland to Portugal

Keep the following information in mind while searching for Maryland to Portugal flight deals. Data was last updated December 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Maryland to Portugal that are best for you.

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.

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?

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 December 26, 2025.

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.

How long is the flight from Maryland to Portugal?

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

How can I find direct flights from Maryland to Portugal?

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

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

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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.

Top 6 airlines flying from Maryland to Portugal

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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 December 26, 2025.