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$337+ Cheap flights from Portugal to Baltimore (BWI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BWI
abr. 30 — may. 71
mié. 4/30
mié. 5/7
1 adult, Economy
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Cheap flight deals from Portugal to Baltimore

Keep the following information in mind while searching for Portugal to Baltimore flight deals. Data was last updated abril 25, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$538
(British Airways)

One-way from

$337
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$649
Provider with most accurate pricing for Lisbon Humberto Delgado-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Washington, D.C. (WAS) flights.
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From Portugal to Baltimore/Washington
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One-way flight from Portugal to Baltimore/Washington
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Highest demand for flights based on searches. 17% potential increase in price ($140 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Portugal to Baltimore

Cheapest flights from Portugal to Baltimore
Explore the most affordable flight options available from Portugal to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.

This British Airways deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/67:20 amLIS - BWI
1 stop17h 15mBritish Airways
sáb. 6/219:20 pmBWI - LIS
1 stop20h 50mBritish Airways
Deal found 4/25$538
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/912:35 pmOPO - BWI
2 stops38h 07mUnited Airlines
lun. 6/166:40 amBWI - OPO
2 stops19h 15mUnited Airlines
Deal found 4/25$560
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/95:05 amLIS - BWI
2 stops34h 08mUnited Airlines
lun. 6/166:40 amBWI - LIS
2 stops23h 25mUnited Airlines
Deal found 4/24$585
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1110:00 amLIS - BWI
2 stops18h 20mDelta
mar. 5/272:29 pmBWI - LIS
1 stop15h 16mDelta
Deal found 4/24$586
This Virgin Atlantic deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1110:00 amLIS - BWI
2 stops19h 48mVirgin Atlantic
mar. 5/271:15 pmBWI - LIS
2 stops16h 30mVirgin Atlantic
Deal found 4/24$602
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/911:05 amLIS - BWI
2 stops18h 10mAmerican Airlines
lun. 6/169:20 pmBWI - LIS
1 stop20h 50mAmerican Airlines
Deal found 4/24$621
This Finnair deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2211:05 amLIS - BWI
2 stops18h 26mMultiple Airlines
mar. 1/68:30 pmBWI - LIS
1 stop16h 15mMultiple Airlines
Deal found 4/25$634
This KLM deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1112:45 pmLIS - BWI
1 stop11h 22mKLM
mar. 5/272:29 pmBWI - LIS
1 stop15h 16mKLM
Deal found 4/25$638
This PLAY deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/279:05 pmOPO - BWI
1 stop25h 35mPLAY
mié. 5/146:50 pmBWI - OPO
1 stop20h 20mPLAY
Deal found 4/24$724
This KAYAK deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/249:55 amOPO - BWI
1 stop14h 40mMultiple Airlines
mar. 7/2910:28 amBWI - OPO
2 stops16h 07mMultiple Airlines
Deal found 4/24$732
This Cheapflightsfares deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/278:15 amOPO - BWI
2 stops16h 20mIberia
lun. 8/49:20 pmBWI - OPO
2 stops17h 35mIberia
Deal found 4/24$866
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/86:15 amOPO - BWI
2 stops20h 28mDelta
mar. 10/211:00 pmBWI - OPO
2 stops16h 40mDelta
Deal found 4/24$1,082

Cheapflights Fare Finder

Customize your flight search to find flights from Portugal to Baltimore 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, Cheapflights users made 2,558,603 searches. Data last updated abril 25, 2025.
Use the filters below to find and compare flights from Portugal to Baltimore that are best for you.

Fly from

Portugal

Fly to

Baltimore

Route

Depart

Return

Price

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

vie. 6/6

7:20 am-7:35 pm

1 stop17h 15m

Baltimore/Washington

sáb. 6/21

9:20 pm-11:10 pm

1 stop20h 50m

$538

PortoBaltimore

OPO - BWI

OPOBWI

Porto

lun. 6/9

12:35 pm-9:42 pm

2 stops38h 07m

Baltimore/Washington

lun. 6/16

6:40 am-6:55 am

2 stops19h 15m

$560

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

lun. 6/9

5:05 am-10:13 am

2 stops34h 08m

Baltimore/Washington

lun. 6/16

6:40 am-11:05 am

2 stops23h 25m

$585

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

dom. 5/11

10:00 am-11:20 pm

2 stops18h 20m

Baltimore/Washington

mar. 5/27

2:29 pm-10:45 am

1 stop15h 16m

$586

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

dom. 5/11

10:00 am-12:48 am

2 stops19h 48m

Baltimore/Washington

mar. 5/27

1:15 pm-10:45 am

2 stops16h 30m

$602

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

lun. 6/9

11:05 am-12:15 am

2 stops18h 10m

Baltimore/Washington

lun. 6/16

9:20 pm-11:10 pm

1 stop20h 50m

$621

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

dom. 5/11

12:45 pm-7:07 pm

1 stop11h 22m

Baltimore/Washington

mar. 5/27

2:29 pm-10:45 am

1 stop15h 16m

$638

PortoBaltimore

OPO - BWI

OPOBWI

Porto

jue. 7/24

9:55 am-7:35 pm

1 stop14h 40m

Baltimore/Washington

mar. 7/29

10:28 am-7:35 am

2 stops16h 07m

$732

LisbonBaltimore

LIS - BWI

LISBWI

Lisbon Humberto Delgado

vie. 5/9

9:20 pm-5:40 pm

1 stop25h 20m

Baltimore/Washington

vie. 5/16

5:35 am-7:50 pm

3 stops33h 15m

$781

PortoBaltimore

OPO - BWI

OPOBWI

Porto

dom. 7/27

8:15 am-7:35 pm

2 stops16h 20m

Baltimore/Washington

lun. 8/4

9:20 pm-7:55 pm

2 stops17h 35m

$866

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 35 results
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Best time to book a flight from Portugal to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Portugal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portugal to Baltimore

What is the cheapest month to book a flight from Portugal to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Portugal to Baltimore (average of $241). Flying from Portugal to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated abril 25, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Portugal to Baltimore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,444 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Portugal to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Baltimore from Portugal?

    For a flight from Portugal to Baltimore, you will be flying into Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city.

  • What are the cheapest airlines to fly from Portugal to Baltimore one-way?

    One-way options have recently been found by users for as low as $464 on PLAY. Other airlines that offer cheap prices include Finnair from $550 and British Airways from $551 one-way.

  • Can I find deals for flights from Portugal to Baltimore that include hotel bookings?

    Yes. In addition to deals on Portugal to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portugal to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to Baltimore.

  • Can I find deals for business class flights from Portugal to Baltimore?

    Yes. Cheapflights offers flight deals from Portugal to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portugal to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Portugal to Baltimore (average of $241). Flying from Portugal to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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