Portugal

$279+ Cheap flights from Maryland to Portugal

BWI — LIS
Dec 3 — Dec 101
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Cheap flight deals from Maryland to Portugal

Cheapest flights from Maryland to Portugal

Mon 12/77:40 pm -
1 stop12h 05m
Tue 12/151:55 pm -
1 stop33h 45m
Deal found 11/2$418
Mon 12/147:40 pm -
1 stop12h 05m
Tue 12/2211:40 am -
1 stop12h 00m
Deal found 11/2$432
Mon 11/167:40 pm -
1 stop12h 05m
Tue 11/241:55 pm -
1 stop33h 45m
Deal found 11/1$545
Mon 11/167:40 pm -
1 stop12h 05m
Sun 11/222:10 pm -
1 stop33h 30m
Deal found 10/29$548
Mon 11/307:40 pm -
1 stop12h 05m
Sun 12/62:00 pm -
1 stop33h 40m
Deal found 10/30$563
Mon 12/77:40 pm -
1 stop12h 05m
Sun 12/132:00 pm -
1 stop33h 40m
Deal found 11/2$569
Mon 11/307:40 pm -
1 stop12h 05m
Tue 12/81:55 pm -
1 stop33h 45m
Deal found 10/31$571
Wed 11/1110:41 am -
3 stops30h 09m
Tue 11/174:10 am -
3 stops33h 52m
Deal found 11/2$670
Sun 11/297:40 pm -
3 stops18h 15m
Fri 12/116:35 pm -
2 stops28h 11m
Deal found 11/2$731
Tue 12/82:00 pm -
2 stops15h 35m
Wed 12/165:00 am -
2 stops18h 13m
Deal found 11/2$744
Mon 11/307:53 pm -
2 stops14h 32m
Wed 12/95:55 am -
2 stops16h 02m
Deal found 11/2$755
Mon 11/3010:09 am -
2 stops18h 21m
Mon 12/712:30 pm -
2 stops38h 08m
Deal found 11/2$775

Find flight deals from Maryland to Portugal

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$418
(Globehunters)

One-way from

$279
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$859
Provider with most accurate pricing for Washington, D.C. (WAS)-Lisbon Humberto Delgado flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Lisbon Humberto Delgado flights.
From Maryland to Portugal
One-way flight from Maryland to Portugal
Highest demand for flights based on searches. 21% potential increase in price ($279 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreFaro

BWI Baltimore/Washington - FAO Faro

BWIFAO

Baltimore/Washington

Sun 11/29

7:40 pm-10:55 pm

3 stops22h 15m

Faro

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$377

BaltimorePorto

BWI Baltimore/Washington - OPO Porto

BWIOPO

Baltimore/Washington

Fri 4/9

6:40 pm-8:00 pm

2 stops20h 20m

Porto

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$387

BaltimorePorto

BWI Baltimore/Washington - OPO Porto

BWIOPO

Baltimore/Washington

Sat 4/10

2:10 pm-10:30 am

2 stops15h 20m

Porto

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$390

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Sun 11/8

7:40 pm-8:55 am

2 stops32h 15m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$392

BaltimorePorto

BWI Baltimore/Washington - OPO Porto

BWIOPO

Baltimore/Washington

Sat 4/10

6:40 pm-8:40 pm

1 stop21h 00m

Porto

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$394

BaltimorePorto

BWI Baltimore/Washington - OPO Porto

BWIOPO

Baltimore/Washington

Sun 2/28

7:40 pm-10:00 pm

3 stops21h 20m

Porto

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$394

BaltimorePonta Delgada

BWI Baltimore/Washington - PDL Ponta Delgada Nordela

BWIPDL

Baltimore/Washington

Fri 1/22

6:59 pm-8:20 am

3 stops33h 21m

Ponta Delgada Nordela

Wed 12/31

12:00 am-8:00 pm

Nonstop0h 00m

$413

BaltimorePonta Delgada

BWI Baltimore/Washington - PDL Ponta Delgada Nordela

BWIPDL

Baltimore/Washington

Sat 12/5

6:08 pm-11:45 pm

3 stops49h 37m

Ponta Delgada Nordela

Wed 12/31

12:00 am-8:00 pm

Nonstop0h 00m

$422

BaltimoreLisbon

BWI Baltimore/Washington - LIS Lisbon Humberto Delgado

BWILIS

Baltimore/Washington

Mon 11/9

11:09 am-6:00 am

1 stop13h 51m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$481

BaltimorePorto

BWI Baltimore/Washington - OPO Porto

BWIOPO

Baltimore/Washington

Wed 3/24

7:55 pm-4:50 pm

1 stop16h 55m

Porto

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 57 resultsSorted by cheapest first
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Best time to book a flight from Maryland to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Maryland with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

No data available for this route at this time. Please check back soon.

Related info for your journey

  • How long is the flight from Maryland to Portugal?

    Airlines like Icelandair, Delta, and United Airlines fly from Maryland to Portugal in about 12h 05m. The time it takes to get you to your destination can typically vary by up to 10h 05m. The distance from Maryland to Portugal is about 3535 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Maryland to Portugal

Top 2 airlines flying from Maryland to Portugal

AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$640Average$1,011FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$719Average$1,382FlexibilityNo cancel feeOn-time70%

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