How does KAYAK find such low prices on flights from Portugal to Maryland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portugal to Maryland. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portugal to Maryland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Portugal to Maryland is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Portugal to Maryland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Portugal to Maryland with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portugal to Maryland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Portugal to Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

What is the cheapest time of day to fly to Maryland?

The cheapest time of day to fly to Maryland is generally in the evening , when round-trip flights cost $636 on average. Morning departures are around 25% more expensive than evening flights, on average. The most expensive time of day to fly to Maryland is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $894.

How long is the flight to Maryland?

An average nonstop flight from Portugal to Maryland takes 12h 41m , covering a distance of 3510 miles. The shortest route is Lisbon (LIS) to Philadelphia (PHL) with an average flight time of 7h 35m.

What are the most popular destinations in Maryland?

Based on KAYAK flight searches, the most popular destination is Washington, D.C. (83% of total searches to Maryland). The next most popular destination is Philadelphia (17%).

$353 CHEAP FLIGHTS from Portugal to Maryland

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Useful Info

KAYAK's insights & trends for flights to Maryland

Get data-powered insights and trends for flights to Maryland to help you find the cheapest flights, the best time to fly and much more.

Prices

To get a below average price on the flight from Portugal to Maryland, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

Find deals

Low season	February
High season	October
Cheapest flight	$353

Best time to beat the crowds with an average 20% drop in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Porto to Baltimore

How does KAYAK find such low prices on flights from Portugal to Maryland?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portugal to Maryland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portugal to Maryland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Portugal to Maryland is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Portugal to Maryland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Portugal to Maryland with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portugal to Maryland?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Portugal to Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
What is the cheapest time of day to fly to Maryland?
The cheapest time of day to fly to Maryland is generally in the evening, when round-trip flights cost $636 on average. Morning departures are around 25% more expensive than evening flights, on average. The most expensive time of day to fly to Maryland is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $894.

Book cheap flights from Portugal to Maryland

Recent round-trip flight deals

These are the cheapest round-trip flights to Maryland found on KAYAK in the last 72 hours.

6/5Thu

1 stopFinnair

13h 25mLIS-IAD

6/9Mon

1 stopFinnair

19h 30mIAD-LIS

$523

5/10Sat

1 stop

25h 05mLIS-IAD

5/26Mon

1 stop

12h 30mIAD-LIS

$524

5/10Sat

2 stopsAmerican Airlines

14h 20mLIS-DCA

5/26Mon

1 stopAmerican Airlines

21h 32mDCA-LIS

$525

5/12Mon

1 stopDelta

15h 35mLIS-IAD

5/26Mon

1 stopDelta

12h 30mIAD-LIS

$533

5/10Sat

1 stopDelta

18h 35mLIS-IAD

5/26Mon

2 stopsDelta

16h 17mIAD-LIS

$536

5/18Sun

1 stopBritish Airways

17h 50mLIS-IAD

8/7Thu

1 stopBritish Airways

19h 25mIAD-LIS

$538

5/12Mon

1 stopBritish Airways

17h 20mLIS-BWI

5/26Mon

1 stopBritish Airways

20h 50mBWI-LIS

$538

6/8Sun

1 stopUnited Airlines

27h 59mOPO-DCA

6/22Sun

1 stopUnited Airlines

16h 22mDCA-OPO

$543

6/12Thu

1 stopUnited Airlines

28h 04mOPO-IAD

6/25Wed

1 stopUnited Airlines

17h 05mIAD-OPO

$543

5/10Sat

2 stopsAmerican Airlines

18h 24mLIS-DCA

5/26Mon

1 stopAmerican Airlines

21h 32mDCA-LIS

$591

Recent one-way flight deals

Only flying one-way? Below are some of the best deals for one-way flights to Maryland found on KAYAK in the last 72 hours.

5/29Thu

2 stops

39h 38mOPO-BWI

$353

5/30Fri

2 stops

32h 18mLIS-IAD

$355

6/26Thu

nonstopTAP AIR PORTUGAL

8h 20mLIS-IAD

$365

5/20Tue

nonstopTAP AIR PORTUGAL

8h 20mLIS-IAD

$367

6/1Sun

1 stopRoyal Air Maroc

29h 05mOPO-IAD

$384

8/25Mon

1 stopPLAY

25h 15mLIS-BWI

$424

6/11Wed

1 stopAer Lingus

22h 35mLIS-IAD

$444

5/29Thu

1 stopPLAY

25h 30mOPO-BWI

$474

9/29Mon

1 stopAer Lingus

12h 30mLIS-IAD

$475

5/20Tue

1 stopRoyal Air Maroc

29h 25mLIS-IAD

$502

Last minute flights to Maryland

Last minute flight, train and bus deals

These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights to Maryland that are departing in the next 10 days.

5/5Mon

multi-stop

25h 05mLIS-IAD

5/18Sun

multi-stop

15h 30mIAD-LIS

$630

5/5Mon

multi-stopDelta

19h 13mLIS-IAD

5/18Sun

multi-stopDelta

15h 30mIAD-LIS

$637

5/5Mon

nonstopUnited Airlines

8h 25mLIS-IAD

5/18Sun

multi-stopUnited Airlines

18h 30mIAD-LIS

$716

5/1Thu

multi-stop

25h 05mLIS-IAD

5/10Sat

multi-stop

15h 20mIAD-LIS

$717

5/5Mon

multi-stopAir France

29h 00mOPO-IAD

5/9Fri

multi-stopAir France

18h 15mIAD-OPO

$745

5/5Mon

multi-stopAmerican Airlines

15h 16mOPO-DCA

5/9Fri

multi-stopAmerican Airlines

13h 10mDCA-OPO

$786

5/1Thu

multi-stopBritish Airways

17h 15mLIS-BWI

5/10Sat

multi-stopBritish Airways

20h 50mBWI-LIS

$823

5/1Thu

multi-stopBritish Airways

26h 05mLIS-IAD

5/10Sat

multi-stopBritish Airways

19h 25mIAD-LIS

$824

5/5Mon

multi-stopUnited Airlines

26h 19mOPO-BWI

5/9Fri

multi-stopUnited Airlines

23h 30mBWI-OPO

$897

5/1Thu

multi-stopAmerican Airlines

13h 36mLIS-IAD

5/10Sat

multi-stopAmerican Airlines

11h 55mIAD-LIS

$996

Everything you need to know for your flight to Maryland

Cabin class

Complete your trip

Flights to other cities

Origins

Popular routes

Return flight deals

Cabin class types available on flights to Maryland

First Class flights to Maryland

Business Class flights to Maryland

Prem Econ Class flights to Maryland

Economy Class flights to Maryland

$353 Find Cheap Flights from Portugal to Maryland

KAYAK searches hundreds of travel sites at once for deals on flights to Maryland

KAYAK's insights & trends for flights to Maryland

Get data-powered insights and trends for flights to Maryland to help you find the cheapest flights, the best time to fly and much more.

How far in advance should I book a flight from Portugal to Maryland?

To get a below average price on the flight from Portugal to Maryland, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

How long is the flight to Maryland?

An average nonstop flight from Portugal to Maryland takes 12h 41m, covering a distance of 3510 miles. The shortest route is Lisbon (LIS) to Philadelphia (PHL) with an average flight time of 7h 35m.

What are the most popular destinations in Maryland?

Based on KAYAK flight searches, the most popular destination is Washington, D.C. (83% of total searches to Maryland). The next most popular destination is Philadelphia (17%).

Good to know

FAQs for booking flights from Portugal to Maryland

How does KAYAK find such low prices on flights from Portugal to Maryland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portugal to Maryland.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portugal to Maryland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Portugal to Maryland is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Portugal to Maryland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Portugal to Maryland with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portugal to Maryland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Portugal to Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

What is the cheapest time of day to fly to Maryland?

Book cheap flights from Portugal to Maryland

Recent round-trip flight deals

Search by stops

Search by airline

Search by price

Recent one-way flight deals

Search by stops

Search by airline

Search by price

Last minute flights to Maryland

Last minute flight, train and bus deals

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Maryland

Cabin class types available on flights to Maryland

Complete your trip to Maryland with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to Maryland

Flights to popular cities in Maryland

Find deals for your return flight