Which airports can I use when flying from Baltimore to Porto?

Flights from Baltimore to Porto usually depart from Baltimore/Washington (BWI) and arrive at Porto (OPO).

What cabin classes can I book on flights from Baltimore to Porto?

Two cabin classes are available on flights from Baltimore to Porto: • Economy Class • Business Class

Can I save money by using flexible dates for flights from Baltimore to Porto?

Yes. Being flexible with your travel dates can save you up to 46% on the Baltimore to Porto route. Thursday is the cheapest departure day at $529 round-trip on average, while Saturday is the most expensive at $972, a difference of $443. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Porto?

Some of the most popular sights in Porto are Ribeira, Ribeira Square and Mercado do Bolhão. These are among the most viewed places in Porto on KAYAK.

How long is a flight from Baltimore to Porto?

A nonstop flight from Baltimore to Porto takes 0h 00m, covering 3,493 miles.

Do I need a passport to fly from Baltimore to Porto?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

How are flight prices from Baltimore to Porto looking right now?

One-way fares from Baltimore to Porto are currently lower than usual. Average one-way flight prices are about $354, which is 17% below the typical average for this route.

What is the time difference between Baltimore and Porto?

Porto is 5 hours ahead of Baltimore (Western European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Porto Airport (OPO)?

Porto Airport (OPO) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include: • Klass Wagen • Drive on Holiday • GREEN MOTION • Goldcar Rental SP • SURPRICE CAR RENTAL

What is the cheapest airline to fly from Baltimore to Porto?

United Airlines ($570) and Delta ($585) are the cheapest airlines to fly round-trip from Baltimore to Porto according to KAYAK data over the last 5 days.

$336 CHEAP FLIGHTS from Baltimore to Porto (BWI - OPO)

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Cheapest round-trip

$570

Typical prices: $534-$927

United Airlines

Sat 11/17Sat 11/24

BWI - OPO • 2 stops

Cheapest one-way

$336

Typical prices: $358-$556

Multiple Airlines

Sat 12/15

BWI - OPO • 3 stops

Nonstop flights

Not available

There are currently no direct flights between Baltimore and Porto. You'll need to take a connecting flight to reach the destination.

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Flight Deals

Cheap Flights from Baltimore to Porto (BWI-OPO)

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 Baltimore to Porto

Tue, Nov 17 - Tue, Nov 24

10:09 am - 9:30 amBWI Baltimore/Washington-OPO Porto

18h 21m2 stops Chicago O'Hare Intl Newark

12:35 pm - 10:29 amOPO Porto-BWI Baltimore/Washington

26h 54m2 stops Newark Chicago O'Hare Intl

$570United Airlines

Tue, Nov 17 - Tue, Nov 24

6:10 am - 9:30 amBWI Baltimore/Washington-OPO Porto

22h 20m2 stops Chicago O'Hare Intl Newark

12:35 pm - 10:29 amOPO Porto-BWI Baltimore/Washington

26h 54m2 stops Newark Chicago O'Hare Intl

$570United Airlines

Wed, Nov 11 - Wed, Nov 18

10:09 am - 9:30 amBWI Baltimore/Washington-OPO Porto

18h 21m2 stops Chicago O'Hare Intl Newark

12:35 pm - 2:06 pmOPO Porto-BWI Baltimore/Washington

30h 31m2 stops Newark Chicago O'Hare Intl

$570United Airlines

Tue, Nov 17 - Tue, Nov 24

12:34 pm - 9:30 amBWI Baltimore/Washington-OPO Porto

15h 56m2 stops Chicago O'Hare Intl Newark

12:35 pm - 10:29 amOPO Porto-BWI Baltimore/Washington

26h 54m2 stops Newark Chicago O'Hare Intl

$570United Airlines

Wed, Nov 11 - Wed, Nov 18

12:00 pm - 8:15 amBWI Baltimore/Washington-OPO Porto

15h 15m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

5:00 am - 5:53 pmOPO Porto-BWI Baltimore/Washington

17h 53m2 stops Amsterdam Schiphol Boston Logan Intl

$585Delta

Wed, Oct 28 - Wed, Nov 4

12:37 pm - 7:15 amBWI Baltimore/Washington-OPO Porto

14h 38m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

11:15 am - 12:31 amOPO Porto-BWI Baltimore/Washington

18h 16m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$585Delta

Tue, Nov 10 - Thu, Nov 19

2:00 pm - 10:35 amBWI Baltimore/Washington-OPO Porto

15h 35m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

10:15 am - 9:24 pmOPO Porto-BWI Baltimore/Washington

16h 09m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$589Multiple Airlines

Tue, Nov 10 - Wed, Nov 18

2:00 pm - 10:35 amBWI Baltimore/Washington-OPO Porto

15h 35m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:55 am - 4:49 pmOPO Porto-BWI Baltimore/Washington

15h 54m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County

$599Air France

Tue, Oct 27 - Tue, Nov 3

1:55 pm - 10:35 amBWI Baltimore/Washington-OPO Porto

16h 40m2 stops Boston Logan Intl Paris Charles de Gaulle

5:00 am - 5:50 pmOPO Porto-BWI Baltimore/Washington

17h 50m2 stops Amsterdam Schiphol Boston Logan Intl

$599Delta

Wed, Oct 21 - Thu, Nov 5

9:30 pm - 7:05 pmBWI Baltimore/Washington-OPO Porto

16h 35m1 stop London Heathrow

5:40 pm - 5:05 pmOPO Porto-BWI Baltimore/Washington

28h 25m1 stop London Gatwick

$756British Airways

Recent last minute flight deals from Baltimore to Porto

Tue, Sep 15 - Tue, Sep 22

6:19 pm - 3:25 pmBWI Baltimore/Washington-OPO Porto

16h 06m2 stops Boston Logan Intl Paris Charles de Gaulle

5:00 am - 4:55 pmOPO Porto-BWI Baltimore/Washington

16h 55m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,086Delta

Fri, Sep 18 - Sat, Sep 26

1:55 pm - 10:40 amBWI Baltimore/Washington-OPO Porto

15h 45m2 stops Boston Logan Intl Amsterdam Schiphol

5:00 am - 7:10 pmOPO Porto-BWI Baltimore/Washington

19h 10m2 stops Amsterdam Schiphol Boston Logan Intl

$1,104Delta

Wed, Sep 16 - Thu, Sep 24

1:55 pm - 10:50 amBWI Baltimore/Washington-OPO Porto

15h 55m2 stops Boston Logan Intl Madrid Barajas

7:35 am - 10:31 pmOPO Porto-BWI Baltimore/Washington

19h 56m2 stops Madrid Barajas Boston Logan Intl

$1,263Delta

Wed, Sep 16 - Wed, Sep 23

1:55 pm - 10:50 amBWI Baltimore/Washington-OPO Porto

15h 55m2 stops Boston Logan Intl Madrid Barajas

7:35 am - 9:02 pmOPO Porto-BWI Baltimore/Washington

18h 27m2 stops Madrid Barajas Boston Logan Intl

$1,263Delta

Thu, Sep 17 - Mon, Sep 21

1:55 pm - 8:30 amBWI Baltimore/Washington-OPO Porto

13h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

7:00 am - 5:27 pmOPO Porto-BWI Baltimore/Washington

15h 27m2 stops Paris Charles de Gaulle Boston Logan Intl

$1,415Air France

Thu, Sep 17 - Mon, Sep 21

12:02 pm - 8:30 amBWI Baltimore/Washington-OPO Porto

15h 28m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

7:35 am - 10:31 pmOPO Porto-BWI Baltimore/Washington

19h 56m2 stops Madrid Barajas Boston Logan Intl

$1,536Delta

Thu, Sep 17 - Mon, Sep 21

1:55 pm - 8:30 amBWI Baltimore/Washington-OPO Porto

13h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

11:25 am - 10:31 pmOPO Porto-BWI Baltimore/Washington

16h 06m2 stops Amsterdam Schiphol Boston Logan Intl

$1,567Multiple Airlines

Thu, Sep 17 - Wed, Sep 23

1:55 pm - 8:30 amBWI Baltimore/Washington-OPO Porto

13h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

5:55 am - 4:55 pmOPO Porto-BWI Baltimore/Washington

16h 00m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County

$1,580Air France

Thu, Sep 17 - Tue, Sep 22

1:55 pm - 8:30 amBWI Baltimore/Washington-OPO Porto

13h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

6:15 am - 4:55 pmOPO Porto-BWI Baltimore/Washington

15h 40m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County

$1,580Air France

Sun, Sep 20 - Mon, Sep 28

9:35 pm - 8:35 pmBWI Baltimore/Washington-OPO Porto

18h 00m1 stop London Heathrow

8:20 am - 7:40 pmOPO Porto-BWI Baltimore/Washington

16h 20m2 stops Madrid Barajas London Heathrow

$2,553British Airways

Booking Insights

Price, demand and travel trends for Baltimore to Porto flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Baltimore to Porto with more confidence.

Prices

Airlines

How much is a round-trip flight from Baltimore to Porto?

Round-trip flights from Baltimore to Porto start at $570. Prices are typical for this route right now, with typical round-trip fares ranging from $534 to $927. The lowest price found in the past 5 days was $570 on United Airlines.

Find deals

Cheapest flight	$336

Flight from Baltimore to Porto

When to book flights from Baltimore to Porto

Are your dates flexible? Find out the best times to travel from Baltimore to Porto based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Baltimore to Porto?
Flights from Baltimore to Porto usually depart from Baltimore/Washington (BWI) and arrive at Porto (OPO).
What cabin classes can I book on flights from Baltimore to Porto?
Two cabin classes are available on flights from Baltimore to Porto:

• Economy Class
• Business Class
Can I save money by using flexible dates for flights from Baltimore to Porto?
Yes. Being flexible with your travel dates can save you up to 46% on the Baltimore to Porto route. Thursday is the cheapest departure day at $529 round-trip on average, while Saturday is the most expensive at $972, a difference of $443. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Porto?
Some of the most popular sights in Porto are Ribeira, Ribeira Square and Mercado do Bolhão. These are among the most viewed places in Porto on KAYAK.
How long is a flight from Baltimore to Porto?
A nonstop flight from Baltimore to Porto takes 0h 00m, covering 3,493 miles.
Do I need a passport to fly from Baltimore to Porto?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How are flight prices from Baltimore to Porto looking right now?
One-way fares from Baltimore to Porto are currently lower than usual. Average one-way flight prices are about $354, which is 17% below the typical average for this route.
What is the time difference between Baltimore and Porto?
Porto is 5 hours ahead of Baltimore (Western European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Porto Airport (OPO)?
Porto Airport (OPO) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:
• Klass Wagen
• Drive on Holiday
• GREEN MOTION
• Goldcar Rental SP
• SURPRICE CAR RENTAL

If your dates can be flexible, aim for a Thursday departure instead of Saturday. On this route, Thursday flights average $529 - about $443 less than Saturday (46% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Porto Airport.
- Opo Hotel Porto Aeroporto

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BWI - OPO

$336 Find Cheap Flights from Baltimore to Porto - Compare and Save

Everything you should know

Cheap Flights from Baltimore to Porto (BWI-OPO)

Recent round-trip flight deals from Baltimore to Porto

Recent one-way flight deals from Baltimore to Porto

Recent last minute flight deals from Baltimore to Porto

Price, demand and travel trends for Baltimore to Porto flights

How much is a round-trip flight from Baltimore to Porto?

What is the cheapest airline to fly from Baltimore to Porto?

Key details for Baltimore to Porto flights

Cheapest flight

When to book flights from Baltimore to Porto

Your Baltimore to Porto flight questions, answered

Your guide to booking Baltimore to Porto flights

More options for your flight from Baltimore to Porto

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

Information on your arrival and departure airports

Cabin class types available on flights from Baltimore to Porto

Find direct flights to and from Baltimore and Porto

Flights from domestic origins to Porto

Flights to other popular destinations

Find deals for your return flight