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Cheap flights from Baltimore to Portugal from $256

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 10/16. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Baltimore to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
8:30 pm - 1:50 pm
BWI
-
LIS
12h 20m
1 stop
Icelandair Logo
3:00 pm - 7:25 pm
LIS
-
BWI
33h 25m
1 stop
$487Icelandair
Wed, Oct 14 - Sun, Oct 18
Icelandair Logo
8:30 pm - 1:50 pm
BWI
-
LIS
12h 20m
1 stop
Icelandair Logo
3:00 pm - 7:25 pm
LIS
-
BWI
33h 25m
1 stop
$488Icelandair
Mon, Oct 5 - Sun, Oct 18
Iberia Logo
8:35 pm - 7:40 am
BWI
-
OPO
30h 05m
2 stops
Iberia Logo
8:45 am - 6:45 pm
OPO
-
BWI
39h 00m
2 stops
$714Iberia
Sun, Nov 15 - Tue, Nov 24
United Airlines Logo
12:35 pm - 9:30 am
BWI
-
OPO
15h 55m
2 stops
United Airlines Logo
6:00 am - 6:49 pm
OPO
-
BWI
17h 49m
2 stops
$745United Airlines
Wed, Nov 18 - Fri, Nov 27
Delta Logo
3:30 pm - 10:35 am
BWI
-
OPO
14h 05m
2 stops
Delta Logo
5:00 am - 7:20 pm
OPO
-
BWI
19h 20m
2 stops
$746Delta
Mon, Jan 11 - Wed, Jan 20
Iberia Logo
8:35 pm - 7:40 am
BWI
-
OPO
30h 05m
2 stops
Iberia Logo
8:40 pm - 6:45 pm
OPO
-
BWI
27h 05m
2 stops
$773Iberia
Fri, Nov 6 - Mon, Nov 9
United Airlines Logo
9:09 am - 7:00 am
BWI
-
OPO
16h 51m
2 stops
United Airlines Logo
6:00 am - 6:49 pm
OPO
-
BWI
16h 49m
2 stops
$775United Airlines
Wed, Oct 21 - Wed, Oct 28
Delta Logo
12:15 pm - 10:35 am
BWI
-
OPO
17h 20m
2 stops
Delta Logo
5:00 am - 7:20 pm
OPO
-
BWI
19h 20m
2 stops
$776Delta
Wed, Dec 30 - Fri, Jan 8
British Airways Logo
7:25 pm - 7:10 pm
BWI
-
FAO
18h 45m
1 stop
British Airways Logo
8:00 pm - 7:35 pm
FAO
-
BWI
28h 35m
1 stop
$956British Airways
Tue, Sep 22 - Wed, Oct 7
British Airways Logo
8:35 pm - 11:35 am
BWI
-
FNC
34h 00m
1 stop
British Airways Logo
4:45 pm - 6:45 pm
FNC
-
BWI
31h 00m
1 stop
$1,236British Airways
Sat, Jan 9 - Sat, Jan 23

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Icelandair flights from Baltimore to Portugal

Our best Icelandair deals on Baltimore to Portugal flight tickets
Icelandair
Oct 14
BWI8:30 pmBaltimore/Washington
12h 20m
1 stop
LIS1:50 pmLisbon Humberto Delgado
Oct 18
LIS3:00 pmLisbon Humberto Delgado
33h 25m
1 stop
BWI7:25 pmBaltimore/Washington
$487
Icelandair
Oct 5
BWI8:30 pmBaltimore/Washington
12h 20m
1 stop
LIS1:50 pmLisbon Humberto Delgado
Oct 18
LIS3:00 pmLisbon Humberto Delgado
33h 25m
1 stop
BWI7:25 pmBaltimore/Washington
$488
Icelandair
Oct 12
BWI8:30 pmBaltimore/Washington
12h 20m
1 stop
LIS1:50 pmLisbon Humberto Delgado
Oct 20
LIS3:00 pmLisbon Humberto Delgado
12h 15m
1 stop
BWI10:15 pmBaltimore/Washington
$489

British Airways flights from Baltimore to Portugal

Our best British Airways deals on Baltimore to Portugal flight tickets
British Airways
Oct 27
BWI9:35 pmBaltimore/Washington
16h 05m
1 stop
LIS5:40 pmLisbon Humberto Delgado
Nov 10
LIS10:35 amLisbon Humberto Delgado
13h 10m
1 stop
BWI6:45 pmBaltimore/Washington
$766
British Airways
Oct 25
BWI9:35 pmBaltimore/Washington
20h 10m
1 stop
LIS9:45 pmLisbon Humberto Delgado
Nov 4
LIS10:40 amLisbon Humberto Delgado
13h 05m
1 stop
BWI6:45 pmBaltimore/Washington
$767
British Airways
Oct 14
BWI9:30 pmBaltimore/Washington
13h 10m
1 stop
LIS3:40 pmLisbon Humberto Delgado
Nov 11
LIS6:35 pmLisbon Humberto Delgado
29h 10m
1 stop
BWI6:45 pmBaltimore/Washington
$773

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Portugal 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 July 19, 2026.
Use the filters below to find and compare flights from Baltimore to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Wed 10/14

8:30 pm-1:50 pm

1 stop12h 20m

Lisbon Humberto Delgado

Sun 10/18

3:00 pm-7:25 pm

1 stop33h 25m

$487

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Mon 10/5

8:30 pm-1:50 pm

1 stop12h 20m

Lisbon Humberto Delgado

Sun 10/18

3:00 pm-7:25 pm

1 stop33h 25m

$488

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Sun 11/15

8:35 pm-7:40 am

2 stops30h 05m

Porto

Tue 11/24

8:45 am-6:45 pm

2 stops39h 00m

$714

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 11/18

12:35 pm-9:30 am

2 stops15h 55m

Porto

Fri 11/27

6:00 am-6:49 pm

2 stops17h 49m

$745
Quickest round-trip

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Mon 1/11

3:30 pm-10:35 am

2 stops14h 05m

Porto

Wed 1/20

5:00 am-7:20 pm

2 stops19h 20m

$746

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Fri 11/6

8:35 pm-7:40 am

2 stops30h 05m

Porto

Mon 11/9

8:40 pm-6:45 pm

2 stops27h 05m

$773

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 10/21

9:09 am-7:00 am

2 stops16h 51m

Porto

Wed 10/28

6:00 am-6:49 pm

2 stops16h 49m

$775

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Wed 12/30

12:15 pm-10:35 am

2 stops17h 20m

Porto

Fri 1/8

5:00 am-7:20 pm

2 stops19h 20m

$776

BaltimoreFaro

BWI - FAO

BWIFAO

Baltimore/Washington

Tue 9/22

7:25 pm-7:10 pm

1 stop18h 45m

Faro

Wed 10/7

8:00 pm-7:35 pm

1 stop28h 35m

$956

BaltimoreFunchal

BWI - FNC

BWIFNC

Baltimore/Washington

Sat 1/9

8:35 pm-11:35 am

1 stop34h 00m

Funchal Madeira

Sat 1/23

4:45 pm-6:45 pm

1 stop31h 00m

$1,236

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

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

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 $640, 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 September instead. Flights to Portugal in September, while not as cheap as those in February, still average around $709.

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

Fastest flight time

11h 18m

Direct flights

None
The fastest flight from Baltimore to Portugal takes 11h 18m
There are no direct flights from Baltimore to Portugal. There are no popular flight routes from Baltimore to Portugal.
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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?

  • 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 PORTUGALPriceFrom $640Free CancellationRating
7.2
2,341 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $719Free CancellationRating
6.7
8,124 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.

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Find better results for your trip to Portugal

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