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$382+ Cheap flights from Lisbon (LIS) to Washington

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SEA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Lisbon to Washington

Keep the following information in mind while searching for Lisbon to Washington flight deals. Data was last updated September 16, 2025.

Round-trip from

$714
(Kiwi.com)

One-way from

$382
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$912
From Lisbon Humberto Delgado to Washington
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One-way flight from Lisbon Humberto Delgado to Washington
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Highest demand for flights based on searches. 14% potential increase in price ($164 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Lisbon to Washington

Cheapest flights from Lisbon to Washington
Explore the most affordable flight options available from Lisbon to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/189:05 amLIS - SEA
2 stops33h 30mMultiple Airlines
Fri 11/287:05 amSEA - LIS
1 stop14h 20mMultiple Airlines
Deal found 9/14$714
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:00 amLIS - SEA
2 stops22h 05mMultiple Airlines
Tue 11/257:57 amSEA - LIS
2 stops17h 23mMultiple Airlines
Deal found 9/14$715
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 11/198:35 amLIS - SEA
1 stop18h 30mMultiple Airlines
Tue 11/257:57 amSEA - LIS
1 stop14h 48mMultiple Airlines
Deal found 9/15$716
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sun 11/169:55 amLIS - SEA
1 stop16h 25mMultiple Airlines
Sun 11/238:05 pmSEA - LIS
1 stop16h 55mMultiple Airlines
Deal found 9/14$723
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 11/198:35 amLIS - SEA
1 stop18h 30mMultiple Airlines
Sat 11/297:57 amSEA - LIS
1 stop14h 48mMultiple Airlines
Deal found 9/15$729
This AirNGo deal was found by Cheapflights users on 9/16. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:00 amLIS - PDX
1 stop14h 25mKLM
Fri 11/287:05 amPDX - LIS
1 stop17h 55mKLM
Deal found 9/16$733
This KLM deal was found by Cheapflights users on 9/15. 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 11/35:00 amLIS - PDX
1 stop14h 25mMultiple Airlines
Fri 11/289:59 amPDX - LIS
2 stops17h 21mMultiple Airlines
Deal found 9/15$746
This KLM deal was found by Cheapflights users on 9/15. 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 10/910:25 amLIS - PDX
1 stop32h 40mMultiple Airlines
Wed 10/2211:10 amPDX - LIS
2 stops16h 05mMultiple Airlines
Deal found 9/15$749
This KLM deal was found by Cheapflights users on 9/16. 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 10/210:25 amLIS - PDX
1 stop32h 40mMultiple Airlines
Thu 10/1611:10 amPDX - LIS
2 stops16h 05mMultiple Airlines
Deal found 9/16$750
This KLM deal was found by Cheapflights users on 9/15. 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 10/910:25 amLIS - PDX
1 stop32h 40mKLM
Wed 10/221:15 pmPDX - LIS
1 stop25h 35mKLM
Deal found 9/15$751
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/25:00 amLIS - PDX
2 stops20h 10mDelta
Thu 10/167:30 amPDX - LIS
2 stops23h 20mDelta
Deal found 9/15$752
This Iberia deal was found by Cheapflights users on 9/15. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:30 amLIS - SEA
2 stops24h 48mMultiple Airlines
Sat 11/226:50 pmSEA - LIS
1 stop19h 40mMultiple Airlines
Deal found 9/15$753

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Washington 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 September 16, 2025.
Use the filters below to find and compare flights from Lisbon to Washington that are best for you.

Fly from

Lisbon

Fly to

Washington

Route

Depart

Return

Price

LisbonSeattle

LIS - SEA

LISSEA

Lisbon Humberto Delgado

Tue 11/18

5:00 am-7:05 pm

2 stops22h 05m

Seattle/Tacoma Intl

Tue 11/25

7:57 am-9:20 am

2 stops17h 23m

$715

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 11/3

5:00 am-11:25 am

1 stop14h 25m

Portland

Fri 11/28

7:05 am-9:00 am

1 stop17h 55m

$733

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 11/4

3:30 pm-11:25 am

1 stop27h 55m

Portland

Sat 11/29

9:59 am-11:20 am

2 stops17h 21m

$746

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 11/3

5:00 am-11:25 am

1 stop14h 25m

Portland

Fri 11/28

9:59 am-11:20 am

2 stops17h 21m

$746

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/30

11:25 am-12:25 pm

1 stop32h 00m

Portland

Thu 11/6

11:10 am-11:20 am

2 stops16h 10m

$749

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

10:25 am-11:05 am

1 stop32h 40m

Portland

Thu 10/16

11:10 am-11:15 am

2 stops16h 05m

$750

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/9

10:25 am-11:05 am

1 stop32h 40m

Portland

Wed 10/22

1:15 pm-2:35 pm

1 stop17h 20m

$751

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

5:00 am-9:37 pm

2 stops24h 37m

Portland

Thu 10/16

3:19 pm-5:50 pm

2 stops18h 31m

$752

LisbonSeattle

LIS - SEA

LISSEA

Lisbon Humberto Delgado

Thu 11/6

6:30 am-11:18 pm

2 stops24h 48m

Seattle/Tacoma Intl

Sat 11/22

6:50 pm-10:30 pm

1 stop19h 40m

$753

LisbonSeattle

LIS - SEA

LISSEA

Lisbon Humberto Delgado

Thu 12/18

8:55 am-9:59 pm

1 stop21h 04m

Seattle/Tacoma Intl

Tue 12/30

1:25 pm-5:40 pm

1 stop20h 15m

$754

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 33 results
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Best time to book a flight from Lisbon to Washington

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

Cheapflights Insights

Everything you need to know about your flight from Lisbon to Washington

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

Currently, January is the cheapest month in which you can book a flight from Lisbon to State of Washington (average of $238). Flying from Lisbon to State of Washington in June is currently the most expensive (average of $387). 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 LIS to WA?

Find hourly flight availability from Lisbon to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Lisbon to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Delta, Air France, and United Airlines from Lisbon to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Air France
7.4
Good
1,469 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Washington. 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 Lisbon to Washington?

    For a flight from Lisbon to Washington, you will be flying from Humberto Delgado. Lisbon Humberto Delgado (LIS) is just 4.2 mi from the center of the city.

  • How long is the flight from Lisbon to State of Washington?

    Airlines like KLM and British Airways fly from Lisbon to State of Washington in about 14h 25m. The time it takes to get you to your destination can typically vary by up to 4h 39m. The distance between Lisbon and State of Washington is about 5295 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Lisbon to State of Washington (average of $238). Flying from Lisbon to State of Washington in June is currently the most expensive (average of $387). 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 Lisbon to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Lisbon to Washington

Discover the top 4 airlines that operate flights from Lisbon to Washington. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$720Average$1,016FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$738Average$1,214FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$762Average$1,151FlexibilityNo cancel feeOn-time77%
DeltaCheapest$775Average$1,019FlexibilityNo cancel feeOn-timeN/A

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