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Reagan-National

$483+ Cheap flights from Porto (OPO) to Reagan-National (DCA)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — DCA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Porto to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Reagan-National (DCA). 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 January 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$486
(American Airlines)

One-way from

$483
(Finnair)
Provider with most accurate pricing for Porto-Washington, D.C. Reagan-National flight deals.
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From Porto to Washington, D.C. Reagan-National
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One-way flight from Porto to Washington, D.C. Reagan-National
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Find flight deals from Porto to Reagan-National

Cheapest flights from Porto to Reagan-National
Explore the most affordable flight options available from Porto to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 2/312:25 pmOPO - DCA
2 stops15h 16mAmerican Airlines
Mon 2/1711:40 amDCA - OPO
2 stops15h 00mAmerican Airlines
Deal found 1/20$486
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 3/66:00 amOPO - DCA
2 stops31h 57mUnited Airlines
Thu 3/206:50 pmDCA - OPO
2 stops36h 50mUnited Airlines
Deal found 1/21$531
This Ovago deal was found by Cheapflights users on 1/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/48:20 amOPO - DCA
2 stops15h 54mBritish Airways
Thu 2/610:15 pmDCA - OPO
2 stops32h 30mBritish Airways
Deal found 1/20$660
This Iberia deal was found by Cheapflights users on 1/20. 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.
Thu 5/1512:20 pmOPO - DCA
2 stops16h 04mIberia
Sat 5/3112:30 pmDCA - OPO
2 stops14h 05mIberia
Deal found 1/20$743
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Thu 3/68:50 amOPO - DCA
1 stop16h 07mMultiple Airlines
Thu 3/204:10 pmDCA - OPO
2 stops21h 55mMultiple Airlines
Deal found 1/21$853
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 4/1211:25 amOPO - DCA
2 stops16h 17mDelta
Sat 4/195:00 pmDCA - OPO
2 stops17h 35mDelta
Deal found 1/20$1,046
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/20. 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 2/46:40 pmOPO - DCA
1 stop18h 45mTAP AIR PORTUGAL
Thu 2/63:00 pmDCA - OPO
2 stops13h 55mTAP AIR PORTUGAL
Deal found 1/20$1,209

Find flights from Porto to Reagan-National within your budget

Customize your flight search to find flights from Porto to Reagan-National 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Mon 2/3

12:25 pm-10:41 pm

2 stops15h 16m

Washington, D.C. Reagan-National

Mon 2/17

11:40 am-7:40 am

2 stops15h 00m

$486

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Thu 3/6

6:00 am-8:57 am

2 stops31h 57m

Washington, D.C. Reagan-National

Thu 3/20

6:50 pm-11:40 am

2 stops36h 50m

$531

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Tue 2/4

8:20 am-7:14 pm

2 stops15h 54m

Washington, D.C. Reagan-National

Thu 2/6

10:15 pm-11:45 am

2 stops32h 30m

$660

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Thu 5/15

12:20 pm-11:24 pm

2 stops16h 04m

Washington, D.C. Reagan-National

Sat 5/31

12:30 pm-7:35 am

2 stops14h 05m

$743

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Thu 3/6

8:50 am-7:57 pm

1 stop16h 07m

Washington, D.C. Reagan-National

Thu 3/20

4:10 pm-6:05 pm

2 stops21h 55m

$853

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Sat 4/12

11:25 am-10:42 pm

2 stops16h 17m

Washington, D.C. Reagan-National

Sat 4/19

5:00 pm-3:35 pm

2 stops17h 35m

$1,046

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Tue 2/4

6:40 pm-8:25 am

1 stop18h 45m

Washington, D.C. Reagan-National

Thu 2/6

3:00 pm-9:55 am

2 stops13h 55m

$1,209

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Sat 3/1

8:40 pm-10:35 pm

2 stops30h 55m

$483

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Mon 5/26

11:50 am-11:24 pm

2 stops16h 34m

$489

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Sat 2/1

11:00 am-9:00 am

2 stops27h 00m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 12 results
1
2
  • Most accurate provider: When it comes to deals on Porto-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Porto-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Porto-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Porto 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 Porto to Reagan-National

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

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated January 21, 2025.
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

TAP AIR PORTUGAL
7.2
Good
1,869 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

Iberia
7.0
Good
2,646 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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 Porto to Reagan-National. 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 from for flights from Porto to Washington, D.C. Reagan-National?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly out of when you book flights from Porto to Washington, D.C. Reagan-National. 0 airlines have flights from Porto to Washington, D.C. Reagan-National on a regular basis. Booking flights from Porto to Washington, D.C. Reagan-National should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Reagan-National per day.

  • What are the cheapest airlines to fly from Porto to Washington, D.C. Reagan-National Airport one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $489. TAP AIR PORTUGAL flights start at $557 while deals on Iberia start at $563 one-way.

  • Can I find deals for flights from Porto to Reagan-National that include hotel bookings?

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

  • How can I find direct flights from Porto to Reagan-National?

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

  • Can I find deals for business class flights from Porto to Reagan-National?

    Yes. Cheapflights offers flight deals from Porto to Reagan-National 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 Porto to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Porto to Washington, D.C. Reagan-National Airport (average of $278). Flying from Porto to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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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Alternative routes for Porto to Reagan-National

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