What is the cheapest airline that flies from Baltimore/Washington to Portugal?

Iberia, United Airlines, and Delta are the most popular carriers operating from Baltimore/Washington to Portugal

What airlines fly to Portugal?

TAP AIR PORTUGAL, United Airlines and Lufthansa are the top three most popular airlines that fly to Portugal from Baltimore according to our data. TAP AIR PORTUGAL is the first choice among our users, with 82% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 12 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Baltimore/Washington Airport to Portugal?

Prices for flights from Baltimore/Washington Airport to Portugal are refreshed on a daily basis.

How many operators does momondo search for flights from Baltimore/Washington Airport to Portugal?

As of October 2026, there are 2 operators available to choose from for flights from Baltimore/Washington Airport to Portugal.

How old do you have to be to fly from Baltimore/Washington Airport to Portugal?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$280 Cheap Flights from Baltimore to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Baltimore to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:29 pm - 11:00 amBWI Baltimore/Washington-OPO Porto

17h 31m2 stops Miami Lisbon Humberto Delgado

7:00 am - 9:12 amOPO Porto-BWI Baltimore/Washington

31h 12m3 stops Lisbon Humberto Delgado Miami San Juan Luis Munoz Marin Intl

$586Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

7:40 pm - 12:50 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

12h 10m1 stop Reykjavik Keflavik Intl

11:35 am - 6:40 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

12h 05m1 stop Reykjavik Keflavik Intl

$600Icelandair

Wed, Feb 3 - Tue, Feb 9

7:40 pm - 12:50 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

12h 10m1 stop Reykjavik Keflavik Intl

11:35 am - 6:40 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

12h 05m1 stop Reykjavik Keflavik Intl

$610Icelandair

Wed, Jan 13 - Tue, Jan 19

7:40 pm - 12:50 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

12h 10m1 stop Reykjavik Keflavik Intl

11:35 am - 6:40 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

12h 05m1 stop Reykjavik Keflavik Intl

$611Icelandair

Wed, Feb 3 - Tue, Feb 9

6:55 pm - 2:55 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

15h 00m1 stop London Heathrow

7:05 am - 5:05 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

15h 00m1 stop London Heathrow

$787British Airways

Wed, Feb 10 - Wed, Feb 24

6:55 pm - 9:50 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

21h 55m1 stop London Heathrow

7:05 am - 5:05 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

15h 00m1 stop London Heathrow

$788British Airways

Tue, Nov 17 - Tue, Nov 24

6:55 pm - 9:50 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

21h 55m1 stop London Heathrow

7:05 am - 5:05 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

15h 00m1 stop London Heathrow

$788British Airways

Tue, Dec 1 - Tue, Dec 8

11:51 am - 5:50 amBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

12h 59m1 stop Miami

9:55 am - 10:58 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

18h 03m1 stop Miami

$1,537TAP AIR PORTUGAL

Sun, Nov 15 - Thu, Nov 19

6:00 am - 5:55 amBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

18h 55m1 stop Miami

11:55 am - 11:55 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

17h 00m1 stop Chicago O'Hare Intl

$1,538TAP AIR PORTUGAL

Tue, Nov 3 - Fri, Nov 13

7:09 pm - 1:00 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

12h 51m1 stop Miami

10:15 am - 12:37 amLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

19h 22m1 stop Miami

$1,542TAP AIR PORTUGAL

Wed, Feb 17 - Wed, Feb 24

Cheap last minute flights

Enter your travel dates to find the best prices.

12:37 pm - 10:35 amBWI Baltimore/Washington-OPO Porto

17h 58m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

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

17h 50m2 stops Amsterdam Schiphol Boston Logan Intl

$784Delta

Wed, Oct 28 - Tue, Nov 3

11:07 am - 6:00 amBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

14h 53m1 stop Miami

10:00 am - 9:50 amLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

28h 50m2 stops Miami Atlanta Hartsfield-Jackson

$884Multiple Airlines

Mon, Oct 26 - Tue, Nov 3

9:30 pm - 2:55 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

13h 25m1 stop London Heathrow

7:00 am - 5:05 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

15h 05m1 stop London Heathrow

$987British Airways

Sat, Oct 24 - Thu, Nov 19

9:30 pm - 2:55 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

13h 25m1 stop London Heathrow

7:05 am - 5:05 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

15h 00m1 stop London Heathrow

$988British Airways

Sat, Oct 24 - Tue, Nov 24

8:40 pm - 8:15 amBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

31h 35m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Zurich

6:40 pm - 6:40 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

29h 00m3 stops Zurich Kastrup Copenhagen Reykjavik Keflavik Intl

$995Multiple Airlines

Mon, Oct 26 - Tue, Nov 3

9:30 pm - 2:55 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

13h 25m1 stop London Heathrow

7:05 am - 5:05 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

15h 00m1 stop London Heathrow

$995British Airways

Sat, Oct 24 - Wed, Nov 18

8:40 pm - 8:20 amBWI Baltimore/Washington-PDL Ponta Delgada Nordela

32h 40m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Lisbon Humberto Delgado

1:35 pm - 6:40 pmPDL Ponta Delgada Nordela-BWI Baltimore/Washington

33h 05m3 stops Lisbon Humberto Delgado Kastrup Copenhagen Reykjavik Keflavik Intl

$1,032Multiple Airlines

Mon, Oct 26 - Wed, Nov 4

7:19 pm - 1:00 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

13h 41m1 stop Miami

10:15 am - 10:58 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

17h 43m1 stop Miami

$1,548TAP AIR PORTUGAL

Sun, Oct 25 - Wed, Nov 4

7:19 pm - 1:00 pmBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

13h 41m1 stop Miami

11:40 am - 11:55 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

17h 15m1 stop Chicago O'Hare Intl

$1,548TAP AIR PORTUGAL

Sun, Oct 25 - Wed, Nov 4

11:40 am - 8:10 amBWI Baltimore/Washington-LIS Lisbon Humberto Delgado

15h 30m1 stop Chicago O'Hare Intl

10:15 am - 10:56 pmLIS Lisbon Humberto Delgado-BWI Baltimore/Washington

16h 41m1 stop Miami

$1,567TAP AIR PORTUGAL

Thu, Oct 22 - Wed, Oct 28

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Icelandair flights from Baltimore to Portugal

Our best Icelandair deals on Baltimore to Portugal flight tickets

Icelandair

Feb 3

BWI7:40 pmBaltimore/Washington

12h 10m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Feb 9

LIS11:35 amLisbon Humberto Delgado

12h 05m

1 stop

BWI6:40 pmBaltimore/Washington

$600

Icelandair

Jan 13

BWI7:40 pmBaltimore/Washington

12h 10m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Jan 19

LIS11:35 amLisbon Humberto Delgado

12h 05m

1 stop

BWI6:40 pmBaltimore/Washington

$610

Icelandair

Feb 3

BWI7:40 pmBaltimore/Washington

12h 10m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Feb 9

LIS11:35 amLisbon Humberto Delgado

12h 05m

1 stop

BWI6:40 pmBaltimore/Washington

$611

British Airways flights from Baltimore to Portugal

Our best British Airways deals on Baltimore to Portugal flight tickets

British Airways

Dec 2

BWI6:55 pmBaltimore/Washington

16h 55m

1 stop

OPO4:50 pmPorto

Dec 9

OPO6:40 pmPorto

27h 25m

1 stop

BWI5:05 pmBaltimore/Washington

$778

British Airways

Dec 13

BWI6:55 pmBaltimore/Washington

16h 50m

1 stop

OPO4:45 pmPorto

Jan 20

OPO6:40 pmPorto

27h 25m

1 stop

BWI5:05 pmBaltimore/Washington

$782

British Airways

Dec 9

BWI6:55 pmBaltimore/Washington

12h 10m

1 stop

LIS12:05 pmLisbon Humberto Delgado

Feb 24

LIS7:05 amLisbon Humberto Delgado

15h 00m

1 stop

BWI5:05 pmBaltimore/Washington

$791

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimorePorto

BWI Baltimore/Washington - OPO Porto

BWIOPO

Baltimore/Washington

Mon 11/16

12:29 pm-11:00 am

2 stops17h 31m

Porto

Mon 11/23

7:00 am-9:12 am

3 stops31h 12m

$586

Quickest round-trip

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Wed 2/3

7:40 pm-12:50 pm

1 stop12h 10m

Lisbon Humberto Delgado

Tue 2/9

11:35 am-6:40 pm

1 stop12h 05m

$600

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Wed 1/13

7:40 pm-12:50 pm

1 stop12h 10m

Lisbon Humberto Delgado

Tue 1/19

11:35 am-6:40 pm

1 stop12h 05m

$610

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Wed 2/3

7:40 pm-12:50 pm

1 stop12h 10m

Lisbon Humberto Delgado

Tue 2/9

11:35 am-6:40 pm

1 stop12h 05m

$611

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Wed 2/10

6:55 pm-2:55 pm

1 stop15h 00m

Lisbon Humberto Delgado

Wed 2/24

7:05 am-5:05 pm

1 stop15h 00m

$787

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Tue 11/17

6:55 pm-9:50 pm

1 stop21h 55m

Lisbon Humberto Delgado

Tue 11/24

7:05 am-5:05 pm

1 stop15h 00m

$788

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Tue 12/1

6:55 pm-9:50 pm

1 stop21h 55m

Lisbon Humberto Delgado

Tue 12/8

7:05 am-5:05 pm

1 stop15h 00m

$788

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Sun 11/15

11:51 am-5:50 am

1 stop12h 59m

Lisbon Humberto Delgado

Thu 11/19

9:55 am-10:58 pm

1 stop18h 03m

$1,537

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Tue 11/3

6:00 am-5:55 am

1 stop18h 55m

Lisbon Humberto Delgado

Fri 11/13

11:55 am-11:55 pm

1 stop17h 00m

$1,538

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Wed 2/17

7:09 pm-1:00 pm

1 stop12h 51m

Lisbon Humberto Delgado

Wed 2/24

10:15 am-12:37 am

1 stop19h 22m

$1,542

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Baltimore to Portugal

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

Prices

Airlines

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Baltimore is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Baltimore during December instead. Flights to Portugal in December, while not as cheap as those in February, still average around $789.

Can stopping save me money on Baltimore to Portugal flights?

You could potentially save up to 11% on your flight if you consider stops on a Baltimore to Portugal flight.

Cheap Baltimore to Portugal flight deals and tips

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

Best Price Found	$280
Fastest flight time	12h 10m
Direct flights	None

The best one-way flight to Portugal from Baltimore in the past 72 hours is $280. The best round-trip flight deal from Baltimore to Portugal found on momondo in the last 72 hours is $586.

The fastest flight from Baltimore to Portugal takes 12h 10m

There are no direct flights from Baltimore to Portugal. There are no popular flight routes from Baltimore to Portugal.

Search flight deals

Frequently asked questions about flying from Baltimore to Portugal

When did momondo last update prices for flights from Baltimore/Washington Airport to Portugal?
Prices for flights from Baltimore/Washington Airport to Portugal are refreshed on a daily basis.
How many operators does momondo search for flights from Baltimore/Washington Airport to Portugal?
As of October 2026, there are 2 operators available to choose from for flights from Baltimore/Washington Airport to Portugal.
How old do you have to be to fly from Baltimore/Washington Airport to Portugal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Baltimore to Portugal

Compare and see reviews for airlines that fly from Baltimore to Portugal with momondo

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $640	Free Cancellation	Rating 7.2 2,384 reviews		Search TAP AIR PORTUGAL flights
British Airways	PriceFrom $719	Free Cancellation	Rating 6.7 8,271 reviews		Search British Airways flights

Why use momondo?

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

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 Baltimore to Portugal for you.

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

Flights from Baltimore to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Baltimore and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Portugal from Baltimore are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Portugal trip

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Popular cities

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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $451

Flights to Portofrom $404

Flights to Funchalfrom $406

Flights to Farofrom $569

Flights to Ponta Delgadafrom $407

Flights to Lajesfrom $546

Flights to Hortafrom $550

Flights to Pico Islandfrom $676

Flights to Porto Santofrom $945

Flights to Velasfrom $558

Cheap flights from Baltimore to Portugal from $280

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Portugal departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Baltimore to Portugal

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Icelandair flights from Baltimore to Portugal

Our best Icelandair deals on Baltimore to Portugal flight tickets

British Airways flights from Baltimore to Portugal

Our best British Airways deals on Baltimore to Portugal flight tickets

momondo Fare Finder

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

See travel insights to Portugal from

How to get the cheapest flight ticket from Baltimore to Portugal

What is the cheapest month to fly to Portugal?

Can stopping save me money on Baltimore to Portugal flights?

What is the cheapest airline that flies from Baltimore/Washington to Portugal?

What airlines fly to Portugal?

Cheap Baltimore to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Baltimore to Portugal

Best airlines flying from Baltimore to Portugal

Compare and see reviews for airlines that fly from Baltimore to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year