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$398+ Cheap flights from District of Columbia 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OPO
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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Cheap flight deals from District of Columbia to Porto

Discover tips and strategies to find the most affordable flight options for your journey from District of Columbia (USDC) 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 22, 2024.

Round-trip from

$513
(oojo)

One-way from

$398
(Mytrip)
From District of Columbia to Porto
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One-way flight from District of Columbia to Porto
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Find flight deals from District of Columbia to Porto

Cheapest flights from District of Columbia to Porto
Explore the most affordable flight options available from District of Columbia to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Kiwi.com deal was found by Cheapflights users on 12/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:30 pmIAD - OPO
1 stop14h 45mMultiple Airlines
Sun 1/128:35 amOPO - IAD
2 stops36h 05mMultiple Airlines
Deal found 12/21$997
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 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 stop9h 45mTAP AIR PORTUGAL
Tue 1/146:00 pmOPO - IAD
1 stop32h 00mTAP AIR PORTUGAL
Deal found 12/21$1,059
This Mytrip deal was found by Cheapflights users on 12/21. 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 12/2612:55 pmDCA - OPO
3 stops25h 25mMultiple Airlines
Mon 12/304:10 pmOPO - DCA
2 stops35h 27mMultiple Airlines
Deal found 12/21$1,233
This FlightHub deal was found by Cheapflights users on 12/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/288:40 pmIAD - OPO
1 stop15h 15mRoyal Air Maroc
Fri 1/105:50 pmOPO - IAD
1 stop29h 50mRoyal Air Maroc
Deal found 12/21$1,352
This SWISS deal was found by Cheapflights users on 12/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/318:45 pmIAD - OPO
1 stop16h 40mSWISS
Thu 1/97:30 pmOPO - IAD
1 stop25h 55mSWISS
Deal found 12/21$1,495
This Air Canada deal was found by Cheapflights users on 12/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/296:50 pmDCA - OPO
2 stops15h 20mAir Canada
Thu 1/96:00 amOPO - DCA
2 stops18h 57mAir Canada
Deal found 12/21$1,497
This Air France deal was found by Cheapflights users on 12/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:57 pmIAD - OPO
2 stops15h 28mKLM
Tue 1/146:00 amOPO - IAD
1 stop14h 45mKLM
Deal found 12/21$1,508
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Sun 12/2910:05 pmIAD - OPO
1 stop12h 05mUnited Airlines
Wed 1/812:30 pmOPO - IAD
1 stop31h 10mUnited Airlines
Deal found 12/21$1,516
This KLM deal was found by Cheapflights users on 12/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:00 pmDCA - OPO
2 stops14h 45mKLM
Tue 1/146:00 amOPO - DCA
2 stops17h 04mKLM
Deal found 12/21$1,517
This KAYAK deal was found by Cheapflights users on 12/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:55 pmIAD - OPO
1 stop14h 45mBritish Airways
Wed 1/86:30 pmOPO - IAD
1 stop26h 05mBritish Airways
Deal found 12/21$1,569
This Air France deal was found by Cheapflights users on 12/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/283:00 pmDCA - OPO
2 stops14h 50mAir France
Sun 1/1211:45 amOPO - DCA
2 stops16h 38mAir France
Deal found 12/21$1,616
This Gurufare deal was found by Cheapflights users on 12/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3111:48 amDCA - OPO
2 stops18h 57mBritish Airways
Sun 1/58:40 pmOPO - DCA
2 stops24h 49mBritish Airways
Deal found 12/21$1,710

Find flights from District of Columbia to Porto within your budget

Customize your flight search to find flights from District of Columbia 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 22, 2024.

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Route

Depart

Return

Price

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 4/28

10:05 pm-11:15 am

1 stop32h 10m

Porto

Wed 5/7

12:05 pm-7:59 pm

1 stop12h 54m

$513

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/17

8:15 pm-5:00 pm

1 stop16h 45m

Porto

Tue 3/25

6:55 am-3:30 pm

1 stop12h 35m

$562

Washington, D.C.Porto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Wed 2/12

6:00 am-11:15 am

2 stops24h 15m

Porto

Wed 2/19

6:00 am-7:57 pm

2 stops18h 57m

$614

Washington, D.C.Porto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Wed 2/12

11:10 am-11:15 am

2 stops19h 05m

Porto

Wed 2/19

6:00 am-7:57 pm

2 stops18h 57m

$632

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 2/12

3:55 pm-12:50 pm

2 stops15h 55m

Porto

Wed 2/19

6:00 am-8:05 am

2 stops31h 05m

$634

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 2/12

10:05 pm-3:15 pm

1 stop12h 10m

Porto

Wed 2/19

6:00 am-8:05 am

2 stops31h 05m

$635

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/3

3:55 pm-12:50 pm

2 stops15h 55m

Porto

Mon 3/10

7:20 pm-8:41 pm

2 stops29h 21m

$637

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/10

12:15 pm-10:50 am

2 stops18h 35m

Porto

Mon 3/17

11:15 am-4:45 pm

1 stop33h 30m

$642

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/3

12:29 pm-9:05 am

2 stops15h 36m

Porto

Mon 3/10

12:15 pm-4:45 pm

1 stop32h 30m

$647

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Sun 2/2

1:30 pm-3:25 pm

1 stop20h 55m

Porto

Mon 2/10

4:25 pm-12:15 pm

1 stop24h 50m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 31 results
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Best time to book a flight from District of Columbia to Porto

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

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

What is the cheapest month to book a flight from District of Columbia to Porto?

Currently, January is the cheapest month in which you can book a flight from District of Columbia to Porto (average of $523). Flying from District of Columbia to Porto in June is currently the most expensive (average of $1,081). 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 DC to OPO?

Find hourly flight availability from District of Columbia 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 22, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Porto as you normally would.

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 22, 2024.
Read through reviews of airlines operating flights from District of Columbia to Porto, such as Delta, Turkish Airlines and Air France. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,594 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

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
8,594 reviews
Delta
8.0
Very good
8,594 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,342 reviews
Delta
8.0
Very good
8,594 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

Reviews

1 / 10

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

SWISS
7.6
Good
1,605 reviews
Delta
8.0
Very good
8,594 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

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
1,501 reviews
Delta
8.0
Very good
8,594 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

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
9,028 reviews
Delta
8.0
Very good
8,594 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Comfort

8.0

Food

7.3

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 District of Columbia 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 District of Columbia?

    Porto (OPO) is the airport you will fly into if you book a flight from District of Columbia to Porto. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

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

    $407 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 TAP AIR PORTUGAL and Iberia, with prices starting from $461 and $675, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to Porto (average of $523). Flying from District of Columbia to Porto in June is currently the most expensive (average of $1,081). 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 District of Columbia to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from District of Columbia to Porto

Discover the top 9 airlines that operate flights from District of Columbia 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 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$418Average$683FlexibilityNo cancel feeOn-time71%
IberiaCheapest$421Average$558FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$422Average$740FlexibilityNo cancel feeOn-time77%
DeltaCheapest$424Average$777FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$429Average$556FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$458Average$757FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$533Average$701FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$538Average$1,080FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$538Average$931FlexibilityNo cancel feeOn-time76%
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