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Portugal

$255+ Cheap flights from Washington 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LIS
Dec 26 — Jan 21
Thu 12/26
Thu 1/2
1 adult, Economy
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Cheap flight deals from Washington to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) 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 December 21, 2024.

Round-trip from

$618
(Air Canada)

One-way from

$255
(Kiwi.com)
From Washington to Portugal
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One-way flight from Washington to Portugal
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Find flight deals from Washington to Portugal

Cheapest flights from Washington to Portugal
Explore the most affordable flight options available from Washington to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2024.

This Delta deal was found by Cheapflights users on 12/20. 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 12/287:00 amPDX - LIS
2 stops20h 20mDelta
Thu 1/2310:00 amLIS - PDX
1 stop21h 29mDelta
Deal found 12/20$904
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.
Fri 12/273:05 pmSEA - LIS
2 stops58h 15mMultiple Airlines
Mon 1/133:25 pmLIS - SEA
2 stops37h 55mMultiple Airlines
Deal found 12/21$1,028
This United deal was found by Cheapflights users on 12/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/287:45 pmPDX - LIS
2 stops30h 30mUnited Airlines
Thu 1/2311:00 amLIS - PDX
3 stops45h 56mUnited Airlines
Deal found 12/20$1,044
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/277:40 amSEA - LIS
1 stop17h 20mDelta
Mon 1/135:00 amLIS - SEA
1 stop14h 51mDelta
Deal found 12/21$1,111
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2711:51 pmSEA - LIS
2 stops24h 19mUnited Airlines
Mon 1/1310:15 amLIS - SEA
3 stops43h 05mUnited Airlines
Deal found 12/21$1,157
This Turkish Airlines deal was found by Cheapflights users on 12/19. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/317:00 pmSEA - OPO
1 stop36h 25mTurkish Airlines
Thu 1/911:00 amOPO - SEA
1 stop38h 05mTurkish Airlines
Deal found 12/19$1,327
This American Airlines deal was found by Cheapflights users on 12/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2311:10 pmSEA - LIS
1 stop26h 05mAmerican Airlines
Wed 12/2511:15 amLIS - SEA
2 stops19h 51mAmerican Airlines
Deal found 12/19$1,396
This Booking.com deal was found by Cheapflights users on 12/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:05 amSEA - LIS
1 stop19h 15mAir Canada
Wed 12/2511:00 amLIS - SEA
1 stop18h 20mAir Canada
Deal found 12/19$1,413
This KLM deal was found by Cheapflights users on 12/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/266:20 amPDX - LIS
2 stops20h 15mKLM
Tue 12/315:00 amLIS - PDX
1 stop14h 25mKLM
Deal found 12/19$1,444
This Air France deal was found by Cheapflights users on 12/19. 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.
Thu 12/269:18 amPDX - LIS
2 stops18h 02mAir France
Tue 12/315:30 amLIS - PDX
2 stops18h 49mAir France
Deal found 12/19$1,452
This Air Canada deal was found by Cheapflights users on 12/19. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/247:05 pmPDX - LIS
2 stops29h 50mAir Canada
Sun 12/2910:50 amLIS - PDX
2 stops19h 19mAir Canada
Deal found 12/19$1,476
This Booking.com deal was found by Cheapflights users on 12/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2111:44 pmGEG - LIS
2 stops49h 36mMultiple Airlines
Fri 1/316:10 amLIS - GEG
2 stops22h 43mMultiple Airlines
Deal found 12/20$1,539

Find flights from Washington to Portugal within your budget

Customize your flight search to find flights from Washington 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 2,558,603 searches. Data last updated December 21, 2024.

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Any airport

Route

Depart

Return

Price

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 2/24

7:05 pm-9:20 am

2 stops30h 15m

Lisbon Humberto Delgado

Wed 3/5

5:00 am-2:44 pm

2 stops17h 44m

$612

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 2/24

10:55 pm-8:10 am

1 stop25h 15m

Lisbon Humberto Delgado

Wed 3/5

11:00 am-2:44 pm

2 stops35h 44m

$624

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sun 3/9

7:00 am-8:00 am

1 stop18h 00m

Lisbon Humberto Delgado

Tue 3/18

5:00 am-12:25 pm

1 stop14h 25m

$629

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 2/24

7:42 pm-9:20 am

2 stops29h 38m

Lisbon Humberto Delgado

Wed 3/5

10:15 am-7:39 pm

1 stop17h 24m

$634

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sun 3/9

6:15 am-8:55 am

2 stops19h 40m

Lisbon Humberto Delgado

Tue 3/18

10:00 am-11:54 pm

2 stops20h 54m

$639

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Wed 3/26

7:00 am-8:00 am

1 stop18h 00m

Lisbon Humberto Delgado

Mon 4/7

9:40 am-11:55 pm

2 stops22h 15m

$643

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Wed 3/12

6:30 am-6:35 am

2 stops17h 05m

Lisbon Humberto Delgado

Wed 3/19

5:30 am-4:21 pm

2 stops17h 51m

$648

SeattlePorto

SEA - OPO

SEAOPO

Seattle/Tacoma Intl

Fri 1/24

2:35 pm-9:20 pm

2 stops22h 45m

Porto

Fri 1/31

7:00 am-5:00 pm

2 stops18h 00m

$651

SeattleLisbon

SEA - LIS

SEALIS

Seattle/Tacoma Intl

Tue 2/4

7:10 am-8:00 am

1 stop16h 50m

Lisbon Humberto Delgado

Tue 2/11

10:00 am-7:55 pm

1 stop17h 55m

$664

SeattleLisbon

SEA - LIS

SEALIS

Seattle/Tacoma Intl

Thu 1/23

2:35 pm-8:30 am

3 stops33h 55m

Lisbon Humberto Delgado

Thu 1/30

7:15 am-5:00 pm

2 stops17h 45m

$670

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

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

Have a flexible travel schedule? Discover the best time to fly to Portugal from Washington 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 to Portugal

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

What is the cheapest month to book a flight from State of Washington to Portugal?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Portugal (average of $612). Flying from State of Washington to Portugal in June is currently the most expensive (average of $1,250). 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 WA to PT?

Find hourly flight availability from Washington 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 December 21, 2024.

When flying from State of Washington 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.

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 December 21, 2024.
Get a feel of what it's like to fly with KLM, Virgin Atlantic and Air France from Washington to Portugal by reading reviews from past customers. 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
8,597 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
8,597 reviews
Delta
8.0
Very good
8,597 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

KLM
7.8
Good
1,344 reviews
Delta
8.0
Very good
8,597 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

Finnair
7.7
Good
1,282 reviews
Delta
8.0
Very good
8,597 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

SWISS
7.6
Good
1,604 reviews
Delta
8.0
Very good
8,597 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
668 reviews
Delta
8.0
Very good
8,597 reviews

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

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 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 State of Washington to Portugal one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $407. Users have also found prices from $409 and $415 on TAP AIR PORTUGAL and KLM, respectively.

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

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

  • How can I find direct flights from Washington to Portugal?

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

  • Can I find deals for business class flights from Washington to Portugal?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Portugal?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Portugal (average of $612). Flying from State of Washington to Portugal in June is currently the most expensive (average of $1,250). 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 to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Portugal

Discover the top 10 airlines that operate flights from Washington 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 2,558,603 searches. Data last updated December 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$537Average$1,191FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$539Average$862FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$544Average$884FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$584Average$1,137FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$612Average$1,013FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$632Average$1,097FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$635Average$977FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$652Average$797FlexibilityNo cancel feeOn-time77%
DeltaCheapest$674Average$1,136FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$684Average$1,013FlexibilityNo cancel feeOn-time75%
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