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District of Columbia

$378+ Cheap flights from Porto (OPO) to District of Columbia

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 — IAD
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Porto to District of Columbia

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to District of Columbia (USDC). 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 November 20, 2024.

Find flight deals from Porto to District of Columbia

Cheapest flights from Porto to District of Columbia
Explore the most affordable flight options available from Porto to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Gotogate deal was found by Cheapflights users on 11/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/166:00 amOPO - IAD
1 stop19h 20mLufthansa
Mon 12/305:50 pmIAD - OPO
1 stop12h 45mLufthansa
Deal found 11/20$517
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/166:00 amOPO - IAD
2 stops30h 29mUnited Airlines
Mon 12/305:50 pmIAD - OPO
1 stop12h 45mUnited Airlines
Deal found 11/20$526
This Expedia deal was found by Cheapflights users on 11/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/166:15 amOPO - IAD
2 stops14h 35mMultiple Airlines
Mon 12/306:25 pmIAD - OPO
2 stops35h 50mMultiple Airlines
Deal found 11/20$547
This Delta deal was found by Cheapflights users on 11/20. 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.
Mon 12/166:20 amOPO - DCA
2 stops21h 12mDelta
Mon 12/302:00 pmDCA - OPO
2 stops18h 00mDelta
Deal found 11/20$551
This KLM deal was found by Cheapflights users on 11/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2210:55 amOPO - IAD
1 stop33h 50mKLM
Tue 12/316:30 pmIAD - OPO
1 stop11h 20mKLM
Deal found 11/20$595
This Air France deal was found by Cheapflights users on 11/19. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/206:00 amOPO - DCA
2 stops16h 37mKLM
Sun 11/247:35 pmDCA - OPO
2 stops14h 50mKLM
Deal found 11/19$664
This oojo deal was found by Cheapflights users on 11/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/214:25 pmOPO - IAD
1 stop24h 50mTurkish Airlines
Sun 1/59:25 pmIAD - OPO
1 stop37h 00mTurkish Airlines
Deal found 11/19$711
This Expedia deal was found by Cheapflights users on 11/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2111:55 amOPO - IAD
1 stop33h 40mSWISS
Mon 12/306:25 pmIAD - OPO
2 stops35h 50mSWISS
Deal found 11/20$735
This OneTravel deal was found by Cheapflights users on 11/20. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/219:55 pmOPO - IAD
2 stops26h 50mIberia
Mon 12/306:00 pmIAD - OPO
2 stops21h 00mIberia
Deal found 11/20$771
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/165:55 pmOPO - DCA
3 stops26h 24mMultiple Airlines
Mon 12/304:00 pmDCA - OPO
3 stops35h 00mMultiple Airlines
Deal found 11/20$867
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/206:00 amOPO - IAD
2 stops31h 05mAir Canada
Tue 12/312:35 pmIAD - OPO
2 stops17h 15mAir Canada
Deal found 11/20$946
This KAYAK deal was found by Cheapflights users on 11/19. 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.
Thu 12/1212:25 pmOPO - DCA
2 stops15h 13mIberia
Wed 12/185:49 pmDCA - OPO
2 stops12h 56mIberia
Deal found 11/19$1,064

Find flights from Porto to District of Columbia within your budget

Customize your flight search to find flights from Porto to District of Columbia 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 2,629,791 searches. Data last updated November 20, 2024.

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Route

Depart

Return

Price

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Mon 1/13

12:25 pm-10:41 pm

2 stops15h 16m

Washington, D.C. Reagan-National

Sun 1/26

10:13 pm-11:45 am

2 stops32h 32m

$451

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Mon 1/13

12:25 pm-7:45 pm

2 stops36h 20m

Washington, D.C. Dulles Intl

Sun 1/26

6:00 pm-8:00 pm

2 stops21h 00m

$465

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Mon 1/13

5:30 pm-3:35 pm

1 stop27h 05m

Washington, D.C. Dulles Intl

Sun 1/26

6:00 pm-8:00 pm

2 stops21h 00m

$511

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Mon 12/16

6:00 am-8:20 pm

1 stop19h 20m

Washington, D.C. Dulles Intl

Mon 12/30

5:50 pm-11:35 am

1 stop12h 45m

$517

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Mon 12/16

6:00 am-7:29 am

2 stops30h 29m

Washington, D.C. Dulles Intl

Mon 12/30

5:50 pm-11:35 am

1 stop12h 45m

$526

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Mon 1/13

12:00 pm-4:25 pm

1 stop33h 25m

Washington, D.C. Dulles Intl

Mon 5/5

5:35 pm-7:55 am

1 stop33h 20m

$543

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Mon 12/16

6:20 am-10:32 pm

2 stops21h 12m

Washington, D.C. Reagan-National

Mon 12/30

2:00 pm-1:00 pm

2 stops18h 00m

$551

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Tue 1/14

11:15 am-3:45 pm

1 stop33h 30m

Washington, D.C. Dulles Intl

Thu 5/1

9:20 pm-3:30 pm

1 stop13h 10m

$552

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Sun 12/22

10:55 am-3:45 pm

1 stop33h 50m

Washington, D.C. Dulles Intl

Tue 12/31

6:30 pm-10:50 am

1 stop11h 20m

$595

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Mon 1/13

12:25 pm-10:41 pm

2 stops15h 16m

Washington, D.C. Reagan-National

Mon 5/5

7:45 pm-7:35 pm

2 stops18h 50m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 40 results
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Best time to book a flight from Porto to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

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

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

Find hourly flight availability from Porto to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

When flying from Porto to District of Columbia, 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 District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated November 20, 2024.
Read reviews from past customers who have flown United Airlines, Iberia and TAP AIR PORTUGAL from Porto to District of Columbia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

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
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

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

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

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

Air France
7.4
Good
1,523 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

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
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

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 District of Columbia. 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 District of Columbia?

    For a flight from Porto to District of Columbia, you will be flying from Porto. Porto (OPO) is just 6.8 mi from the center of the city.

  • What are the cheapest airlines to fly from Porto to District of Columbia one-way?

    To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at $477. British Airways flights start at $483 while deals on Royal Air Maroc start at $518 one-way.

  • Can I find deals for flights from Porto to District of Columbia that include hotel bookings?

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

  • How can I find direct flights from Porto to District of Columbia?

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

  • Can I find deals for business class flights from Porto to District of Columbia?

    Yes. Cheapflights offers flight deals from Porto to District of Columbia 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 District of Columbia?

    Currently, September is the cheapest month in which you can book a flight from Porto to District of Columbia (average of $300). Flying from Porto to District of Columbia in June is currently the most expensive (average of $376). 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 Porto to District of Columbia

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Top airline flying from Porto to District of Columbia

Discover the top airline that operate flights from Porto to District of Columbia. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$501Average$812FlexibilityNo cancel feeOn-timeN/A
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