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

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 Maryland to Porto. 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 Maryland to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from 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 Maryland to Porto?

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 to Porto with an airline and back to Maryland 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 Maryland to Porto?

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 to Porto from 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>

$320 CHEAP FLIGHTS from Maryland to Porto

OPO

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

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Cheap Flights from Maryland to Porto

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Maryland to Porto

Sun, Sep 13 - Thu, Sep 24

10:35 pm - 7:00 pm

IAD

OPO

15h 25m

1 stop

7:00 am - 3:10 pm

OPO

IAD

13h 10m

1 stop

$587TAP AIR PORTUGAL

Tue, Apr 14 - Fri, Apr 24

9:45 pm - 3:40 pm

IAD

OPO

36h 55m

1 stop

10:40 am - 7:50 pm

OPO

IAD

38h 10m

1 stop

$589Turkish Airlines

Tue, Apr 14 - Fri, Apr 24

7:45 pm - 3:40 pm

PHL

OPO

38h 55m

2 stops

6:00 am - 4:05 pm

OPO

PHL

15h 05m

1 stop

$671United Airlines

Tue, Apr 14 - Fri, Apr 24

5:40 pm - 11:25 pm

PHL

OPO

24h 45m

2 stops

6:00 am - 4:05 pm

OPO

PHL

15h 05m

1 stop

$709Lufthansa

Tue, Apr 14 - Fri, Apr 24

5:40 pm - 11:25 pm

PHL

OPO

24h 45m

2 stops

6:00 am - 4:05 pm

OPO

PHL

15h 05m

1 stop

$710Lufthansa

Mon, Apr 6 - Thu, Apr 16

7:45 pm - 9:45 am

PHL

OPO

33h 00m

2 stops

6:00 am - 4:05 pm

OPO

PHL

15h 05m

1 stop

$717United Airlines

Sat, May 2 - Sat, May 9

4:05 pm - 12:40 am

BWI

OPO

27h 35m

2 stops

9:00 am - 8:07 pm

OPO

BWI

16h 07m

2 stops

$740Multiple Airlines

Mon, Aug 10 - Wed, Aug 19

4:20 pm - 7:00 am

DCA

OPO

9h 40m

1 stop

2:25 pm - 9:48 pm

OPO

DCA

12h 23m

1 stop

$752Air Canada

Mon, Aug 10 - Wed, Aug 19

12:40 pm - 7:00 am

DCA

OPO

37h 20m

2 stops

2:25 pm - 12:00 pm

OPO

DCA

50h 35m

2 stops

$753Air Canada

Wed, Aug 19 - Fri, Aug 28

1:00 pm - 10:30 am

BWI

OPO

16h 30m

2 stops

5:55 am - 6:52 pm

OPO

BWI

17h 57m

2 stops

$765Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$320

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly with an average 25% increase in price.

Flight from Baltimore to Porto

How does KAYAK find such low prices on flights from Maryland to Porto?
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 Maryland to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from 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 Maryland to Porto?
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 to Porto with an airline and back to Maryland with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland to Porto?
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 to Porto from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Lamego

Guimarães

Chaves

Pinhao

Esposende

Viseu

Arcos de Valdevez

Espinho

Ponte de Lima

Baiao

Santa Maria da Feira

Caminha

Mira

Penafiel

Amares

Curia

Everything you need to know for your flight to Porto

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Porto

Porto (OPO)

OPO

$320 Find Cheap Flights from Maryland to Porto

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

Cheap Flights from Maryland to Porto

Recent round-trip flight deals from Maryland to Porto

Recent one-way flight deals from Maryland to Porto

Recent last minute flight deals from Maryland to Porto

Good to know

FAQs for booking flights from Maryland to Porto

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

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 Maryland to Porto.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from 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 Maryland to Porto?

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 to Porto with an airline and back to Maryland with another airline.

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

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 to Porto from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Porto?

Everything you need to know for your flight to Porto

Information on the airport you'll fly into in Porto

Cabin class types available on flights to Maryland

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

Find direct flights for Porto

Flights to other popular destinations

Flights from domestic origins to Porto

Choose which airport to fly into in Porto

Find deals for your return flight