HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lisbon

$678+ Cheap flights from New Windsor (SWF) to Lisbon (LIS)

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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — LIS
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Stewart to Lisbon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Stewart to Lisbon

One-way flights from Stewart to Lisbon
Search for one-way flight options from Stewart to Lisbon. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/228:25 pmSWF - LIS
3 stops43h 35mMultiple Airlines
Deal found 12/11$678
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sat 12/209:45 amSWF - LIS
3 stops54h 30mMultiple Airlines
Deal found 12/10$691
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 12/2111:43 amSWF - LIS
3 stops49h 17mMultiple Airlines
Deal found 12/10$893

Find flight deals from Stewart to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Lisbon (LIS). 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

June

Cheapest in

January

Average price

$765
Provider with most accurate pricing for New Windsor Stewart-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-Lisbon Humberto Delgado flights.
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart to Lisbon 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 12, 2025.
Use the filters below to find and compare flights from New Windsor to Lisbon that are best for you.

Fly from

Stewart

Fly to

Lisbon

Route

Depart

Return

Price

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Sat 12/20

9:45 am-9:15 pm

3 stops54h 30m

$691

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Mon 12/22

8:25 pm-9:00 pm

3 stops43h 35m

$746

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Sun 12/21

11:43 am-6:00 pm

3 stops49h 17m

$893

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Fri 12/19

6:56 pm-9:25 pm

3 stops45h 29m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Stewart to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Stewart to Lisbon in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New Windsor-Lisbon flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Windsor-Lisbon flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New Windsor-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Windsor-Lisbon flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Windsor-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Stewart to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Stewart 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 New Windsor to Lisbon

What is the cheapest month to book a flight from New Windsor to Lisbon?

Currently, March is the cheapest month in which you can book a flight from New Windsor to Lisbon (average of $402). Flying from New Windsor to Lisbon in July is currently the most expensive (average of $485). 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.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from New Windsor to Lisbon, such as PLAY. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
PLAY
7.0
Good

Food

5.5

Comfort

6.5

Crew

8.0

Entertainment

4.7

Overall

7.0

Boarding

7.3

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.
PLAY
7.0
Good
PLAY
7.0
Good

Food

5.5

Comfort

6.5

Crew

8.0

Entertainment

4.7

Overall

7.0

Boarding

7.3

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.

Related info for your journey

Find useful and relevant information for your journey from Stewart to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Stewart to Lisbon 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 New Windsor to Lisbon?

    Currently, March is the cheapest month in which you can book a flight from New Windsor to Lisbon (average of $402). Flying from New Windsor to Lisbon in July is currently the most expensive (average of $485). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Oeiras
Ericeira
Costa da Caparica
Torres Vedras
Beja
Nazaré
Sesimbra
Colares

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Stewart to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Lisbon flights
Newark to Lisbon flights
LaGuardia to Lisbon flights
Newark to Porto flights
John F Kennedy Intl to Porto flights
LaGuardia to Porto flights
John F Kennedy Intl to Ponta Delgada flights
John F Kennedy Intl to Funchal flights
Newark to Ponta Delgada flights
Newark to Funchal flights
LaGuardia to Funchal flights
John F Kennedy Intl to Faro flights
Newark to Faro flights
LaGuardia to Ponta Delgada flights
LaGuardia to Faro flights
Buffalo to Lisbon flights
Syracuse to Lisbon flights
Newark to Lajes flights
White Plains to Lisbon flights
Rochester to Lisbon flights
John F Kennedy Intl to Lajes flights
Buffalo to Porto flights
John F Kennedy Intl to Horta flights
LaGuardia to Lajes flights
Elmira to Lisbon flights
John F Kennedy Intl to Pico Island flights
Albany to Porto flights
Syracuse to Funchal flights
Ithaca to Lisbon flights
Syracuse to Porto flights
Newark to Horta flights
Stewart to Faro flights
Newark to Porto Santo flights
Albany to Lisbon flights
John F Kennedy Intl to Vila do Porto flights
Islip to Lisbon flights
Rochester to Porto flights
Binghamton to Lisbon flights
Buffalo to Funchal flights
Rochester to Ponta Delgada flights
Stewart to Porto flights

Top airline flying from Stewart to Lisbon

Discover the top airline that operate flights from Stewart to Lisbon. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$332Average$431FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.