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$232+ Cheap flights from Washington, D.C. (WAS) to Portugal

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LIS
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Portugal (PT0). 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 Washington, D.C. to Portugal

Cheapest flights from Washington, D.C. to Portugal
Explore the most affordable flight options available from Washington, D.C. to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/810:30 pmIAD - OPO
1 stop13h 30mTAP AIR PORTUGAL
Tue 12/246:55 amOPO - IAD
1 stop12h 35mTAP AIR PORTUGAL
Deal found 11/19$448
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/97:15 pmIAD - OPO
2 stops19h 05mMultiple Airlines
Mon 12/167:35 amOPO - IAD
2 stops35h 55mMultiple Airlines
Deal found 11/19$561
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 12/97:15 pmIAD - LIS
Nonstop7h 05mTAP AIR PORTUGAL
Wed 12/255:15 pmLIS - IAD
Nonstop8h 45mTAP AIR PORTUGAL
Deal found 11/20$582
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/33:55 pmIAD - LIS
2 stops18h 20mMultiple Airlines
Tue 12/104:05 pmLIS - IAD
3 stops28h 08mMultiple Airlines
Deal found 11/19$591
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/311:00 amDCA - LIS
2 stops23h 15mMultiple Airlines
Tue 12/108:05 pmLIS - DCA
3 stops24h 14mMultiple Airlines
Deal found 11/19$595
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/210:49 pmBWI - LIS
2 stops29h 06mMultiple Airlines
Tue 12/1011:00 amLIS - BWI
2 stops27h 37mMultiple Airlines
Deal found 11/19$622
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.
Sun 12/12:00 pmIAD - LIS
1 stop20h 00mTurkish Airlines
Tue 12/104:00 pmLIS - IAD
1 stop25h 15mTurkish Airlines
Deal found 11/19$634
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 12/26:00 amDCA - OPO
3 stops32h 20mMultiple Airlines
Mon 12/98:10 pmOPO - DCA
3 stops28h 47mMultiple Airlines
Deal found 11/20$640
This KLM deal was found by Cheapflights users on 11/18. 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.
Mon 12/305:35 pmIAD - OPO
1 stop20h 05mKLM
Tue 1/146:00 amOPO - IAD
2 stops17h 55mKLM
Deal found 11/18$674
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/287:30 pmBWI - LIS
1 stop20h 35mIcelandair
Fri 12/1310:05 pmLIS - BWI
1 stop25h 25mIcelandair
Deal found 11/20$717
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/295:50 pmIAD - OPO
1 stop16h 20mUnited Airlines
Sun 1/1212:30 pmOPO - IAD
2 stops54h 21mUnited Airlines
Deal found 11/19$718
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/33:55 pmIAD - PDL
3 stops22h 35mMultiple Airlines
Tue 12/107:25 pmPDL - IAD
3 stops29h 13mMultiple Airlines
Deal found 11/19$720

Find flights from Washington, D.C. to Portugal within your budget

Customize your flight search to find flights from Washington, D.C. to Portugal 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.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Sun 2/23

6:10 pm-8:15 pm

1 stop21h 05m

Lisbon Humberto Delgado

Fri 2/28

9:15 pm-5:00 pm

1 stop24h 45m

$360

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Sat 2/15

5:30 pm-11:00 am

1 stop12h 30m

Porto

Sun 2/23

6:00 pm-1:00 pm

1 stop24h 00m

$444

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Tue 1/21

8:00 am-5:35 am

1 stop16h 35m

Lisbon Humberto Delgado

Tue 1/28

7:30 am-5:00 pm

2 stops38h 30m

$512

Washington, D.C.Funchal

IAD - FNC

IADFNC

Washington, D.C. Dulles Intl

Wed 1/22

10:30 pm-5:10 pm

1 stop13h 40m

Funchal Madeira

Tue 1/28

4:20 am-9:00 pm

1 stop21h 40m

$549

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Sun 3/2

8:40 pm-11:35 am

1 stop9h 55m

Lisbon Humberto Delgado

Thu 3/6

5:55 pm-6:40 pm

1 stop29h 45m

$561

Washington, D.C.Porto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 12/9

7:15 pm-7:20 pm

2 stops19h 05m

Porto

Mon 12/16

7:35 am-2:30 pm

2 stops35h 55m

$561

BaltimoreLisbon

BWI - LIS

BWILIS

Baltimore/Washington

Thu 1/16

7:30 pm-8:20 pm

1 stop19h 50m

Lisbon Humberto Delgado

Mon 1/20

9:20 pm-6:30 pm

1 stop26h 10m

$569

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Thu 2/6

7:40 pm-8:20 pm

1 stop19h 40m

Lisbon Humberto Delgado

Mon 2/10

9:20 pm-6:25 pm

1 stop26h 05m

$569

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Tue 1/14

10:35 am-9:30 pm

3 stops29h 55m

Lisbon Humberto Delgado

Mon 1/20

9:00 pm-3:13 pm

3 stops23h 13m

$575

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Sun 2/2

10:30 pm-10:35 am

Nonstop7h 05m

Lisbon Humberto Delgado

Sun 2/16

5:15 pm-9:00 pm

Nonstop8h 45m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Washington, D.C. 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 Washington, D.C. to Portugal

Get recent, data-driven insights about flights from Washington, D.C. to Portugal including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Washington, D.C. to Portugal?

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. to Portugal (average of $589). Flying from Washington, D.C. to Portugal in June is currently the most expensive (average of $1,182). 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 WAS to PT?

Find hourly flight availability from Washington, D.C. to Portugal. 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 Washington, D.C. to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. to Portugal

Explore weekly flight availability from Washington, D.C. to Portugal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from WAS to PT0 are scheduled on a Monday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated November 20, 2024.
See what other customers who have flown with Scandinavian Airlines, ITA Airways and TAP AIR PORTUGAL from Washington, D.C. to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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.

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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
1,637 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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.

Virgin Atlantic
7.5
Good
663 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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 Washington, D.C. to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. to Portugal one-way?

    One-way options have recently been found by users for as low as $306 on PLAY. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $356 and Royal Air Maroc from $370 one-way.

  • What are the most popular routes from Washington, D.C. to Portugal?

    While some choose either Washington, D.C. Reagan-National - Lisbon Humberto Delgado or Baltimore/Washington - Lisbon Humberto Delgado, Washington, D.C. Dulles Intl - Lisbon Humberto Delgado is the most popular route from Washington, D.C. to Portugal.

  • What are the most reliable airlines from Washington, D.C. to Portugal?

    The top 3 most reliable airlines when flying from Washington, D.C. to Portugal are TAP AIR PORTUGAL (80%), JetBlue (80%) and Air Canada (73%).

  • What are the cheapest flights from Washington, D.C. to Portugal?

    Looking for the cheapest flight from Washington, D.C. to Portugal? While on average our users pay $1,468, our data indicates the cheapest price to be $278. The most popular route (Washington, D.C. Dulles Intl - Lisbon Humberto Delgado), is priced around $558.

  • Can I find deals for flights from Washington, D.C. to Portugal that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Portugal.

  • Can I find deals for business class flights from Washington, D.C. to Portugal?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Portugal 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 Washington, D.C. to Portugal?

    Currently, December is the cheapest month in which you can book a flight from Washington, D.C. to Portugal (average of $589). Flying from Washington, D.C. to Portugal in June is currently the most expensive (average of $1,182). 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 Washington, D.C. to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to Oslo Gardermoen flights
Reagan-National to Bruxelles-National flights
Reagan-National to Linate flights

Top 10 airlines flying from Washington, D.C. to Portugal

Discover the top 10 airlines that operate flights from Washington, D.C. to Portugal. 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
PLAYCheapest$280Average$371FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$418Average$617FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$418Average$795FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$421Average$832FlexibilityNo cancel feeOn-time77%
DeltaCheapest$421Average$923FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$428Average$776FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$456Average$932FlexibilityNo cancel feeOn-timeN/A
Royal Air MarocCheapest$519Average$573FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$533Average$883FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$538Average$1,010FlexibilityNo cancel feeOn-time69%
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