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$277+ Cheap flights from Maryland to Porto (OPO)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — OPO
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Maryland to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Maryland (USMD) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Round-trip from

$502
(Mytrip)

One-way from

$277
(Kiwi.com)
From Maryland to Porto
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One-way flight from Maryland to Porto
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Find flight deals from Maryland to Porto

Cheapest flights from Maryland to Porto
Explore the most affordable flight options available from Maryland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/17. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:30 pmIAD - OPO
1 stop11h 40mTAP AIR PORTUGAL
Mon 1/278:00 pmOPO - IAD
1 stop23h 30mTAP AIR PORTUGAL
Deal found 12/17$724
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:15 pmIAD - OPO
1 stop10h 50mMultiple Airlines
Sun 1/266:00 amOPO - IAD
2 stops20h 00mMultiple Airlines
Deal found 12/17$934
This Delta deal was found by Cheapflights users on 12/17. 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.
Tue 12/316:30 pmIAD - OPO
1 stop11h 20mDelta
Fri 1/2411:45 amOPO - IAD
2 stops28h 38mDelta
Deal found 12/17$1,048
This Delta deal was found by Cheapflights users on 12/17. 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.
Tue 12/319:00 amDCA - OPO
2 stops20h 50mDelta
Tue 1/2111:45 amOPO - DCA
2 stops27h 35mDelta
Deal found 12/17$1,053
This Iberia deal was found by Cheapflights users on 12/17. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3112:13 pmDCA - OPO
2 stops18h 32mIberia
Tue 1/218:20 amOPO - DCA
2 stops15h 54mIberia
Deal found 12/17$1,132
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:55 amBWI - OPO
3 stops28h 55mMultiple Airlines
Tue 1/79:55 pmOPO - BWI
2 stops30h 46mMultiple Airlines
Deal found 12/17$1,133
This United deal was found by Cheapflights users on 12/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/245:35 pmPHL - OPO
1 stop16h 40mUnited Airlines
Sun 12/2912:30 pmOPO - PHL
2 stops31h 20mUnited Airlines
Deal found 12/17$1,157
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:00 pmDCA - OPO
2 stops16h 15mMultiple Airlines
Mon 1/278:00 pmOPO - DCA
2 stops30h 00mMultiple Airlines
Deal found 12/17$1,244
This Iberia deal was found by Cheapflights users on 12/17. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/249:00 pmPHL - OPO
1 stop18h 00mIberia
Sun 12/298:20 amOPO - PHL
1 stop12h 15mIberia
Deal found 12/17$1,248
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/243:30 pmPHL - OPO
2 stops18h 45mMultiple Airlines
Sun 12/296:05 amOPO - PHL
2 stops38h 40mMultiple Airlines
Deal found 12/17$1,264
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:00 pmDCA - OPO
2 stops16h 15mAir Canada
Mon 1/206:00 amOPO - DCA
2 stops31h 57mAir Canada
Deal found 12/17$1,273
This KLM deal was found by Cheapflights users on 12/17. 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.
Tue 12/316:30 pmIAD - OPO
1 stop11h 20mKLM
Tue 1/711:15 amOPO - IAD
1 stop33h 30mKLM
Deal found 12/17$1,308

Find flights from Maryland to Porto within your budget

Customize your flight search to find flights from Maryland to Porto 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 December 18, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

BaltimorePorto

BWI - OPO

BWIOPO

Baltimore/Washington

Fri 2/7

6:10 pm-3:50 pm

2 stops16h 40m

Porto

Wed 2/12

6:45 am-5:00 pm

2 stops15h 15m

$502

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 1/20

7:15 pm-10:00 am

1 stop9h 45m

Porto

Mon 1/27

5:55 pm-2:30 pm

1 stop25h 35m

$508

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Sun 1/19

10:30 pm-8:00 am

3 stops28h 30m

Porto

Mon 1/27

9:15 am-2:30 pm

2 stops34h 15m

$545

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 5/12

10:05 pm-11:15 am

1 stop32h 10m

Porto

Wed 5/21

12:05 pm-7:59 pm

1 stop12h 54m

$627

Washington, D.C.Porto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Wed 2/26

4:10 pm-12:50 pm

2 stops15h 40m

Porto

Wed 3/5

6:00 am-8:57 am

2 stops31h 57m

$633

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Tue 4/22

12:35 pm-3:50 pm

1 stop22h 15m

Porto

Tue 4/29

4:50 pm-10:50 am

1 stop23h 00m

$634

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 2/26

5:19 pm-6:40 pm

2 stops20h 21m

Porto

Wed 3/5

6:00 am-9:46 am

2 stops32h 46m

$637

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/3

12:27 pm-9:05 am

2 stops15h 38m

Porto

Mon 3/10

4:10 pm-4:45 pm

1 stop28h 35m

$648

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/31

5:15 pm-3:30 pm

2 stops17h 15m

Porto

Tue 4/8

6:30 am-3:35 pm

1 stop14h 05m

$649

Washington, D.C.Porto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Tue 3/18

1:45 pm-10:50 am

2 stops17h 05m

Porto

Wed 3/26

6:00 am-6:00 pm

2 stops16h 00m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 48 results
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Best time to book a flight from Maryland to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Maryland 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.

Travel insights for flights from Maryland to Porto

Get recent, data-driven insights about flights from Maryland to Porto including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Maryland to Porto?

Currently, January is the cheapest month in which you can book a flight from Maryland to Porto (average of $523). Flying from Maryland to Porto in June is currently the most expensive (average of $1,000). 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.

What is the cheapest time of day to fly from MD to OPO?

Find hourly flight availability from Maryland to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from Maryland to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from Maryland to Porto, such as TAP AIR PORTUGAL, Air Canada and British Airways. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,606 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,504 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,059 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Maryland to Porto. 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 Porto from Maryland?

    If you book a flight to Porto from Maryland, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto.

  • What are the cheapest airlines to fly from Maryland to Porto one-way?

    $412 is the cheapest one-way deal found within the past few days, from Scandinavian Airlines. You may also be able to find cheap deals on United Airlines and Iberia, with prices starting from $524 and $534, respectively.

  • What are the most popular routes from Maryland to Porto?

    When deciding which route to take from Maryland to Porto consider Washington, D.C. Dulles Intl - Porto, Washington, D.C. Reagan-National - Porto or Baltimore/Washington - Porto as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland to Porto 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 Maryland to Porto?

    Currently, January is the cheapest month in which you can book a flight from Maryland to Porto (average of $523). Flying from Maryland to Porto in June is currently the most expensive (average of $1,000). 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.

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Alternative routes for Maryland to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Maryland to Porto

Discover the top 2 airlines that operate flights from Maryland to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$435Average$717FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$445Average$542FlexibilityNo cancel feeOn-time75%
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