Cheap flights from District of Columbia to Porto (OPO) from $260

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — OPO
Jun 11 — Jun 181

How far in advance should I book a flight from District of Columbia to Porto?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 18 days in advance, which can save you up to 34% on flights from District of Columbia to Porto compared to booking the week you need them. Waiting 18 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $584. For sooner than that we have options available in the next 3 days from $744.

What is the cheapest month to fly from District of Columbia to Porto?

Our data shows that January tends to be the cheapest month to fly to Porto from District of Columbia. Users have commonly found prices around $618 for the month, but tickets can be as low as $417. Due to multiple factors, prepare for potentially higher prices in June.

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

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.

Cheap District of Columbia to Porto flights in June & July 2024

Find cheap flight options from District of Columbia to Porto specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Listed are some of the best fares we've found on flights departing from District of Columbia to Porto in 2024. For more flight deals, be sure to check back very soon.
Tue 7/3010:30 pmIAD - OPO
1 stop17h 05mTAP AIR PORTUGAL
Wed 9/2511:00 amOPO - IAD
1 stop13h 40mTAP AIR PORTUGAL
Deal found 6/5$401
Sun 7/2810:20 pmIAD - OPO
1 stop20h 35mTAP AIR PORTUGAL
Wed 8/2810:55 pmOPO - IAD
1 stop21h 40mTAP AIR PORTUGAL
Deal found 6/5$500
Tue 7/308:45 pmIAD - OPO
1 stop10h 00mIberia
Wed 9/258:35 pmOPO - IAD
2 stops24h 00mIberia
Deal found 6/5$573
Sun 7/288:45 pmIAD - OPO
1 stop16h 30mSWISS
Wed 8/282:35 pmOPO - IAD
2 stops30h 40mSWISS
Deal found 6/5$602
Fri 7/126:50 pmIAD - OPO
1 stop20h 10mPLAY
Tue 7/168:55 pmOPO - IAD
1 stop25h 45mPLAY
Deal found 6/5$626
Sun 7/2810:20 pmIAD - OPO
1 stop10h 50mTAP AIR PORTUGAL
Wed 8/1411:00 amOPO - IAD
1 stop13h 40mTAP AIR PORTUGAL
Deal found 6/5$635
Tue 7/3010:30 pmIAD - OPO
1 stop11h 30mTAP AIR PORTUGAL
Tue 8/137:00 amOPO - IAD
1 stop13h 20mTAP AIR PORTUGAL
Deal found 6/5$642
Wed 7/1710:20 pmIAD - OPO
1 stop11h 40mTAP AIR PORTUGAL
Wed 7/244:55 amOPO - IAD
1 stop15h 20mTAP AIR PORTUGAL
Deal found 6/5$647
Sat 7/278:20 pmIAD - OPO
1 stop30h 30mTAP AIR PORTUGAL
Thu 8/15:10 amOPO - IAD
1 stop20h 10mTAP AIR PORTUGAL
Deal found 6/6$649

District of Columbia to Porto 2024 flight deals

Discover exclusive flight deals for travel between District of Columbia and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Listed are some of the best fares we've found on flights departing from District of Columbia to Porto in 2024. For more flight deals, be sure to check back very soon.
Tue 7/3010:30 pmIAD - OPO
1 stop17h 05mTAP AIR PORTUGAL
Wed 9/2511:00 amOPO - IAD
1 stop13h 40mTAP AIR PORTUGAL
Deal found 6/5$401
Mon 9/305:35 pmIAD - OPO
1 stop20h 10mTAP AIR PORTUGAL
Wed 10/1610:55 pmOPO - IAD
1 stop21h 25mTAP AIR PORTUGAL
Deal found 6/5$416
Mon 10/75:35 pmIAD - OPO
1 stop10h 25mTAP AIR PORTUGAL
Mon 10/1410:55 pmOPO - IAD
1 stop21h 25mTAP AIR PORTUGAL
Deal found 6/4$427
Sun 10/65:40 pmIAD - OPO
1 stop10h 20mTAP AIR PORTUGAL
Tue 10/157:00 amOPO - IAD
1 stop13h 20mTAP AIR PORTUGAL
Deal found 6/4$430
Sun 8/1810:20 pmIAD - OPO
1 stop17h 50mTAP AIR PORTUGAL
Tue 8/279:20 pmOPO - IAD
1 stop22h 55mTAP AIR PORTUGAL
Deal found 6/5$446
Tue 8/205:00 pmIAD - OPO
1 stop11h 00mTAP AIR PORTUGAL
Thu 8/298:55 amOPO - IAD
1 stop11h 40mTAP AIR PORTUGAL
Deal found 6/6$447
Wed 10/210:20 pmIAD - OPO
1 stop17h 50mTAP AIR PORTUGAL
Mon 10/149:50 pmOPO - IAD
1 stop22h 30mTAP AIR PORTUGAL
Deal found 6/5$448
Wed 10/910:20 pmIAD - OPO
1 stop15h 40mTAP AIR PORTUGAL
Tue 10/158:55 amOPO - IAD
1 stop11h 25mTAP AIR PORTUGAL
Deal found 6/6$453
Wed 11/2710:30 pmIAD - OPO
1 stop15h 30mTAP AIR PORTUGAL
Mon 12/28:00 pmOPO - IAD
1 stop22h 40mTAP AIR PORTUGAL
Deal found 6/5$457

District of Columbia to Porto flights leaving soon

Find last-minute flight options from District of Columbia to Porto for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Consider one of these great deals we found on last-minute flights from District of Columbia to Porto. Users should examine the flight details to ensure there are no surprises.
Mon 6/105:00 pmDCA - OPO
2 stops17h 30mDelta
Sun 6/169:15 amOPO - DCA
2 stops18h 21mDelta
Deal found 6/6$838
Fri 6/711:00 amDCA - OPO
2 stops23h 30mDelta
Thu 6/135:00 amOPO - DCA
2 stops16h 35mDelta
Deal found 6/4$840
Tue 6/115:03 pmIAD - OPO
2 stops17h 27mDelta
Fri 6/219:15 amOPO - IAD
1 stop14h 55mDelta
Deal found 6/5$883
Tue 6/115:50 pmIAD - OPO
1 stop11h 50mKLM
Fri 6/219:15 amOPO - IAD
1 stop14h 55mKLM
Deal found 6/5$891
Tue 6/115:03 pmIAD - OPO
2 stops17h 27mDelta
Fri 6/219:15 amOPO - IAD
2 stops19h 44mDelta
Deal found 6/5$893
Thu 6/206:05 amDCA - OPO
2 stops21h 20mDelta
Wed 6/269:15 amOPO - DCA
2 stops18h 21mDelta
Deal found 6/5$893
Mon 6/175:00 pmDCA - OPO
2 stops17h 30mDelta
Mon 6/245:00 amOPO - DCA
2 stops23h 13mDelta
Deal found 6/4$895
Thu 6/206:05 amDCA - OPO
2 stops21h 20mDelta
Thu 6/274:20 pmOPO - DCA
2 stops30h 00mDelta
Deal found 6/5$904
Thu 6/135:20 pmIAD - OPO
1 stop26h 10mTAP AIR PORTUGAL
Thu 6/205:10 amOPO - IAD
1 stop20h 10mTAP AIR PORTUGAL
Deal found 6/5$937

One-way flights to Porto from District of Columbia

Search for one-way flight options from District of Columbia to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Take a look at some of the best available options we've come across on one-way flights from District of Columbia to Porto. For those needing a return trip from District of Columbia, there is a search form available above.
Sun 8/410:20 pmIAD - OPO
1 stop13h 45mTAP AIR PORTUGAL
Deal found 6/6$260
Sun 8/410:20 pmIAD - OPO
1 stop10h 50mTAP AIR PORTUGAL
Deal found 6/5$272
Sun 8/410:20 pmIAD - OPO
2 stops43h 50mMultiple Airlines
Deal found 6/5$273
Tue 9/246:50 pmIAD - OPO
2 stops14h 45mMultiple Airlines
Deal found 6/5$317
Mon 7/155:35 pmIAD - OPO
1 stop20h 10mTAP AIR PORTUGAL
Deal found 6/6$326
Tue 11/57:40 pmIAD - OPO
3 stops20h 40mMultiple Airlines
Deal found 6/4$330
Tue 11/55:30 pmIAD - OPO
2 stops13h 15mMultiple Airlines
Deal found 6/4$334
Mon 9/166:50 pmIAD - OPO
2 stops18h 50mMultiple Airlines
Deal found 6/5$340
Tue 9/176:50 pmIAD - OPO
2 stops17h 20mMultiple Airlines
Deal found 6/5$341

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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$401 - $602

Route

Depart

Return

Price

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Tue 7/30

1 stop17h 05m

Porto

Wed 9/25

1 stop13h 40m

$401

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 11/27

2 stops17h 05m

Porto

Mon 12/2

1 stop32h 20m

$519

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 11/27

2 stops17h 05m

Porto

Mon 12/2

2 stops34h 08m

$524

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 10/9

1 stop30h 05m

Porto

Mon 10/14

1 stop33h 35m

$526

Washington, D.C. Reagan-NationalPorto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Tue 8/20

2 stops13h 58m

Porto

Sat 9/7

2 stops15h 58m

$552

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Sat 10/5

1 stop14h 35m

Porto

Sat 10/12

1 stop23h 40m

$569

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Tue 7/30

1 stop10h 00m

Porto

Wed 9/25

2 stops24h 00m

$573

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 10/2

2 stops34h 26m

Porto

Mon 10/14

1 stop31h 50m

$586

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Sun 7/28

1 stop16h 30m

Porto

Wed 8/28

2 stops30h 40m

$602

Flights are sorted by cheapest first

Deals found on 6/5

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

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.

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 June 6, 2024.
Read through reviews of airlines operating flights from District of Columbia to Porto, such as Delta, Air France and Air Canada. 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.
8.0
Very good
10,368 reviews

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.0
Very good
10,368 reviews
8.0
Very good
10,368 reviews

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.9
Good
1,489 reviews
8.0
Very good
10,368 reviews

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.8
Good
1,930 reviews
8.0
Very good
10,368 reviews

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.5
Good
1,720 reviews
8.0
Very good
10,368 reviews

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
10,696 reviews
8.0
Very good
10,368 reviews

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.0

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • Can I find flights from District of Columbia to Porto for under $500 on Cheapflights?

    Yes, there are multiple flights from District of Columbia to Porto for under $500. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $401, but on average you can expect to pay $467.

  • Are there last-minute flights available from District of Columbia to Porto for under $900?

    There are currently 20+ open flights from District of Columbia to Porto within the next 7 days for less than $900.

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

    $260 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on PLAY and Royal Air Maroc, with prices starting from $381 and $404, respectively.

  • What does IAD to OPO mean?

    Great question - IAD to OPO just means Washington, D.C. Dulles Intl Airport to Porto Airport. Now you’ll know what these unique codes when you look for flights! Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from District of Columbia to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your District of Columbia to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from District of Columbia to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter District of Columbia to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from District of Columbia to Porto that allow pets onboard?

    Many airlines flying from District of Columbia to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from District of Columbia to Porto?

    Yes, you can often find last-minute deals on District of Columbia to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the District of Columbia to Porto flight deals updated?

    The District of Columbia to Porto flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from District of Columbia to Porto?

  • 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 $524). Flying from District of Columbia to Porto in June is currently the most expensive (average of $986). 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 District of Columbia to Porto
See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from District of Columbia to Porto

Discover the top 10 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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$413Average$476FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$418Average$738FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$418Average$647FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$418Average$667FlexibilityNo cancel feeOn-time71%
IberiaCheapest$420Average$597FlexibilityNo cancel feeOn-time77%
DeltaCheapest$421Average$739FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$423Average$547FlexibilityNo cancel feeOn-time76%
KLMCheapest$428Average$507FlexibilityNo cancel feeOn-time75%
Brussels AirlinesCheapest$435Average$440FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$485Average$1,122FlexibilityNo cancel feeOn-time69%

Search flights from District of Columbia to Porto by cabin class

Find flights from District of Columbia to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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