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Cheap flights from Portugal to Maryland from $267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Maryland departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portugal to Maryland

Recent round-trip flight deals from Portugal to Maryland

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:40 am - 6:40 pmLIS-BWI
17h 00m2 stops
Multiple Airlines Logo
7:40 pm - 4:45 pmBWI-LIS
16h 05m2 stops
$480Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 21
Lufthansa Logo
6:00 am - 2:35 pmOPO-IAD
13h 35m1 stop
Lufthansa Logo
10:00 pm - 3:25 pmIAD-OPO
12h 25m1 stop
$487Lufthansa
Find Deal
Thu, Jan 15 - Wed, Jan 28
Air Canada Logo
6:00 am - 8:55 amOPO-DCA
31h 55m2 stops
Air Canada Logo
4:15 pm - 11:10 amDCA-OPO
37h 55m2 stops
$498Air Canada
Find Deal
Thu, Jan 15 - Wed, Jan 28
Air Canada Logo
6:00 am - 8:26 pmOPO-IAD
43h 26m2 stops
Air Canada Logo
9:45 am - 11:15 amIAD-OPO
20h 30m2 stops
$498Air Canada
Find Deal
Thu, Jan 15 - Wed, Jan 28
British Airways Logo
7:00 am - 6:45 pmLIS-BWI
16h 45m1 stop
British Airways Logo
8:35 pm - 9:50 pmBWI-LIS
20h 15m1 stop
$500British Airways
Find Deal
Thu, Jan 15 - Wed, Jan 28
United Airlines Logo
6:00 am - 8:15 pmOPO-IAD
19h 15m1 stop
United Airlines Logo
5:35 pm - 9:30 amIAD-OPO
11h 55m1 stop
$501United Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
6:00 am - 2:35 pmOPO-IAD
13h 35m1 stop
United Airlines Logo
5:35 pm - 9:30 amIAD-OPO
11h 55m1 stop
$502United Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
American Airlines Logo
6:30 am - 4:30 pmLIS-IAD
15h 00m1 stop
American Airlines Logo
6:20 pm - 12:10 pmIAD-LIS
12h 50m1 stop
$506American Airlines
Find Deal
Thu, Dec 18 - Thu, Jan 8
American Airlines Logo
8:20 am - 4:30 pmLIS-IAD
13h 10m1 stop
American Airlines Logo
6:20 pm - 5:40 pmIAD-LIS
18h 20m1 stop
$507American Airlines
Find Deal
Thu, Jan 15 - Wed, Jan 28
British Airways Logo
10:55 am - 9:30 pmLIS-DCA
15h 35m1 stop
British Airways Logo
1:35 pm - 12:10 pmDCA-LIS
17h 35m2 stops
$515British Airways
Find Deal
Thu, Jan 15 - Wed, Jan 28

British Airways flights from Portugal to Maryland

Our best British Airways deals on Portugal to Maryland flight tickets
British Airways
Jan 15
LIS7:00 amLisbon Humberto Delgado
16h 45m
1 stop
BWI6:45 pmBaltimore/Washington
Jan 28
BWI8:35 pmBaltimore/Washington
20h 15m
1 stop
LIS9:50 pmLisbon Humberto Delgado
$500
Find similar
British Airways
Jan 15
LIS10:55 amLisbon Humberto Delgado
15h 35m
1 stop
DCA9:30 pmWashington, D.C. Reagan-National
Jan 28
DCA1:35 pmWashington, D.C. Reagan-National
17h 35m
2 stops
LIS12:10 pmLisbon Humberto Delgado
$515
Find similar
British Airways
Jan 15
LIS10:55 amLisbon Humberto Delgado
15h 35m
1 stop
DCA9:30 pmWashington, D.C. Reagan-National
Jan 28
DCA1:35 pmWashington, D.C. Reagan-National
17h 35m
2 stops
LIS12:10 pmLisbon Humberto Delgado
$516
Find similar

Iberia flights from Portugal to Maryland

Our best Iberia deals on Portugal to Maryland flight tickets
Iberia
Jan 15
OPO8:20 amPorto
13h 10m
1 stop
IAD4:30 pmWashington, D.C. Dulles Intl
Jan 28
IAD6:20 pmWashington, D.C. Dulles Intl
20h 40m
2 stops
OPO8:00 pmPorto
$522
Find similar
Iberia
Mar 2
LIS8:45 pmLisbon Humberto Delgado
23h 50m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
Jun 1
IAD10:20 pmWashington, D.C. Dulles Intl
20h 05m
2 stops
LIS11:25 pmLisbon Humberto Delgado
$560
Find similar
Iberia
Jan 15
LIS8:20 amLisbon Humberto Delgado
12h 20m
1 stop
PHL3:40 pmPhiladelphia
Jan 22
PHL1:49 pmPhiladelphia
12h 51m
2 stops
LIS7:40 amLisbon Humberto Delgado
$691
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portugal to Maryland 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, momondo users made 832,500 searches. Data last updated December 1, 2025.
Use the filters below to find and compare flights from Portugal to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Wed 1/14

6:40 am-6:40 pm

2 stops17h 00m

Baltimore/Washington

Wed 1/21

7:40 pm-4:45 pm

2 stops16h 05m

$480

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Thu 1/15

6:00 am-2:35 pm

1 stop13h 35m

Washington, D.C. Dulles Intl

Wed 1/28

10:00 pm-3:25 pm

1 stop12h 25m

$487

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Thu 1/15

6:00 am-8:55 am

2 stops31h 55m

Washington, D.C. Reagan-National

Wed 1/28

4:15 pm-11:10 am

2 stops37h 55m

$498

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Thu 1/15

6:00 am-8:26 pm

2 stops43h 26m

Washington, D.C. Dulles Intl

Wed 1/28

9:45 am-11:15 am

2 stops20h 30m

$498

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

Thu 1/15

7:00 am-6:45 pm

1 stop16h 45m

Baltimore/Washington

Wed 1/28

8:35 pm-9:50 pm

1 stop20h 15m

$500

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Thu 3/5

6:00 am-8:15 pm

1 stop19h 15m

Washington, D.C. Dulles Intl

Mon 3/9

5:35 pm-9:30 am

1 stop11h 55m

$501

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Thu 3/5

6:00 am-2:35 pm

1 stop13h 35m

Washington, D.C. Dulles Intl

Mon 3/9

5:35 pm-9:30 am

1 stop11h 55m

$502

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Thu 12/18

6:30 am-4:30 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Thu 1/8

6:20 pm-12:10 pm

1 stop12h 50m

$506

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Thu 1/15

8:20 am-4:30 pm

1 stop13h 10m

Washington, D.C. Dulles Intl

Wed 1/28

6:20 pm-5:40 pm

1 stop18h 20m

$507

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Thu 1/15

10:55 am-9:30 pm

1 stop15h 35m

Washington, D.C. Reagan-National

Wed 1/28

1:35 pm-12:10 pm

2 stops17h 35m

$515

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Maryland from

How to get the cheapest flight ticket from Portugal to Maryland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Maryland?

The cheapest month to fly to Maryland from Portugal is in September. Flight prices, which tend to average around $537, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in September, then you should wait until February to fly from Portugal, when ticket prices are also cheap, with an average price of $556.

What is the cheapest day to depart on your flight to Maryland?

The cheapest day to depart from Portugal to Maryland is on a Wednesday. Travelers who choose to depart for Maryland on a Wednesday will often find tickets for as low as $712. The most expensive day to fly to Maryland is Monday, with ticket prices averaging around $903.

What is the cheapest time of day to depart on your flight to Maryland?

Our most recent data shows that the best time of day to fly to Maryland is at noon. Flights from Portugal to Maryland during this time can be as low as $484. In contrast, the most expensive time of day to depart to Maryland is in the morning when prices are around $812.

Can stopping save me money on Portugal to Maryland flights?

You could potentially save up to 22% on your flight if you consider stops on a Portugal to Maryland flight.

Cheap Portugal to Maryland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portugal to Maryland

Fastest flight time

7h 30m

Direct flights

Every day

Airports in Maryland

2 airports
The fastest flight from Portugal to Maryland takes 7h 30m
Direct flights go from Portugal to Maryland every day.
There are 2 airports near Maryland: Philadelphia (PHL), Washington, D.C. Dulles Intl (IAD)
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  • When did momondo last update prices for flights from Portugal to Maryland?

    Prices for flights from Portugal to Maryland were last updated today.

  • How many operators does momondo search for flights from Portugal to Maryland?

  • How old do you have to be to fly from Portugal to Maryland?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Maryland.

  • What documentation or ID do you need to fly to Maryland?

    The required travel and health documents for your Maryland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Maryland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portugal to Maryland

Compare and see reviews for airlines that fly from Portugal to Maryland with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $493Free CancellationRating
6.7
7,549 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Portugal to Maryland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portugal to Maryland for you.

Can I find flights from Portugal to Maryland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Maryland from Portugal which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portugal to Maryland?

Once all potential Portugal to Maryland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portugal to Maryland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portugal to Maryland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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