HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$298+ Cheap flights from New Windsor (SWF) 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — LIS
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Stewart to Portugal 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 Portugal

Keep the following information in mind while searching for Stewart to Portugal flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$425
(Booking.com)

One-way from

$298
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$665
Provider with most accurate pricing for New York (NYC)-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Lisbon Humberto Delgado flights.
Search Deals
From New Windsor Stewart to Portugal
Search Deals
One-way flight from New Windsor Stewart to Portugal
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Stewart to Portugal

Cheapest flights from Stewart to Portugal
Explore the most affordable flight options available from Stewart to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This PLAY deal was found by Cheapflights users on 3/27. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:15 pmSWF - LIS
1 stop21h 00mPLAY
Mon 11/109:15 pmLIS - SWF
1 stop24h 50mPLAY
Deal found 3/27$393
This PLAY deal was found by Cheapflights users on 3/27. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:15 pmSWF - OPO
1 stop19h 55mPLAY
Sun 5/119:05 pmOPO - SWF
1 stop26h 00mPLAY
Deal found 3/27$438
This Mytrip deal was found by Cheapflights users on 3/27. 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 5/67:15 pmSWF - OPO
2 stops17h 00mMultiple Airlines
Tue 5/136:05 amOPO - SWF
2 stops17h 00mMultiple Airlines
Deal found 3/27$548
This Mytrip deal was found by Cheapflights users on 3/27. 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.
Fri 5/27:15 pmSWF - LIS
2 stops19h 35mMultiple Airlines
Wed 5/145:55 amLIS - SWF
2 stops17h 10mMultiple Airlines
Deal found 3/27$566
This Mytrip deal was found by Cheapflights users on 3/27. 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 5/117:15 pmSWF - FAO
2 stops23h 15mMultiple Airlines
Sun 5/189:55 pmFAO - SWF
2 stops25h 10mMultiple Airlines
Deal found 3/27$580
This PLAY deal was found by Cheapflights users on 3/27. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:15 pmSWF - FAO
1 stop20h 30mPLAY
Sat 9/279:45 pmFAO - SWF
1 stop25h 20mPLAY
Deal found 3/27$641
This Mytrip deal was found by Cheapflights users on 3/27. 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 5/137:15 pmSWF - PDL
3 stops21h 45mMultiple Airlines
Tue 5/2012:15 pmPDL - SWF
2 stops33h 50mMultiple Airlines
Deal found 3/27$774
This WorldTicket deal was found by Cheapflights users on 3/26. 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 WorldTicket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:15 pmSWF - OPO
1 stop19h 55mWorldTicket
Thu 5/229:10 pmOPO - SWF
1 stop25h 55mWorldTicket
Deal found 3/26$847
This oojo deal was found by Cheapflights users on 3/26. 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 6/157:15 pmSWF - LIS
1 stop20h 05mWorldTicket
Fri 6/209:20 pmLIS - SWF
1 stop25h 45mWorldTicket
Deal found 3/26$928

Cheapflights Fare Finder

Customize your flight search to find flights from Stewart 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 March 28, 2025.
Use the filters below to find and compare flights from New Windsor to Portugal that are best for you.

Fly from

Stewart

Fly to

Portugal

Route

Depart

Return

Price

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Sun 5/4

7:15 pm-8:40 pm

1 stop20h 25m

Lisbon Humberto Delgado

Mon 5/12

9:25 pm-6:05 pm

1 stop25h 40m

$425

New WindsorPorto

SWF - OPO

SWFOPO

New Windsor Stewart

Wed 5/7

7:15 pm-8:10 pm

1 stop19h 55m

Porto

Sun 5/11

9:05 pm-6:05 pm

1 stop26h 00m

$438

New WindsorPorto

SWF - OPO

SWFOPO

New Windsor Stewart

Tue 5/6

7:15 pm-5:15 pm

2 stops17h 00m

Porto

Tue 5/13

6:05 am-6:05 pm

2 stops17h 00m

$548

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Fri 5/2

7:15 pm-7:50 pm

2 stops19h 35m

Lisbon Humberto Delgado

Wed 5/14

5:55 am-6:05 pm

2 stops17h 10m

$566

New WindsorFaro

SWF - FAO

SWFFAO

New Windsor Stewart

Sun 5/11

7:15 pm-11:30 pm

2 stops23h 15m

Faro

Sun 5/18

9:55 pm-6:05 pm

2 stops25h 10m

$580

New WindsorFaro

SWF - FAO

SWFFAO

New Windsor Stewart

Fri 6/20

7:15 pm-8:45 pm

1 stop20h 30m

Faro

Sat 6/28

9:45 pm-6:05 pm

1 stop25h 20m

$753

New WindsorPonta Delgada

SWF - PDL

SWFPDL

New Windsor Stewart

Tue 5/13

7:15 pm-9:00 pm

3 stops21h 45m

Ponta Delgada Nordela

Tue 5/20

12:15 pm-6:05 pm

2 stops33h 50m

$774

New WindsorPorto

SWF - OPO

SWFOPO

New Windsor Stewart

Wed 5/7

7:15 pm-8:10 pm

1 stop19h 55m

Porto

Thu 5/22

9:10 pm-6:05 pm

1 stop25h 55m

$847

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Sun 6/15

7:15 pm-8:20 pm

1 stop20h 05m

Lisbon Humberto Delgado

Fri 6/20

9:20 pm-6:05 pm

1 stop25h 45m

$928

New WindsorLisbon

SWF - LIS

SWFLIS

New Windsor Stewart

Sun 5/11

7:15 pm-8:20 pm

2 stops20h 05m

$298

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 18 results
1
2

Best time to book a flight from Stewart to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from New Windsor to Portugal (average of $612). Flying from New Windsor to Portugal in June is currently the most expensive (average of $1,213). 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.

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 March 28, 2025.
PLAY
6.9
Okay
97 reviews

Comfort

6.4

Crew

8.0

Food

5.5

Boarding

7.3

Entertainment

4.5

Overall

6.9

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
6.9
Okay
97 reviews
PLAY
6.9
Okay
97 reviews

Comfort

6.4

Crew

8.0

Food

5.5

Boarding

7.3

Entertainment

4.5

Overall

6.9

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 Portugal. 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 New Windsor to Portugal?

    If you book a flight to Portugal from New Windsor, you will be flying from Stewart, which is the city’s only airport. New Windsor Stewart (SWF) is located 4.3 mi from the center of New Windsor.

  • What are the most popular routes from New Windsor to Portugal?

    While some choose either New Windsor Stewart - Porto or New Windsor Stewart - Faro, New Windsor Stewart - Lisbon Humberto Delgado is the most popular route from New Windsor to Portugal.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from New Windsor to Portugal (average of $612). Flying from New Windsor to Portugal in June is currently the most expensive (average of $1,213). 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

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 Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Gatwick flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Charles de Gaulle flights
Newark to Leonardo da Vinci/Fiumicino flights
Newark to Athens flights
John F Kennedy Intl to Athens flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Lisbon flights
Newark to Gatwick flights
John F Kennedy Intl to Orly flights
Newark to Orly flights
Newark to Lisbon flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Madrid flights
John F Kennedy Intl to Barcelona-El Prat flights
LaGuardia to Charles de Gaulle flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Malpensa flights
Newark to Malpensa flights
John F Kennedy Intl to Dublin flights
Newark to Madrid flights
Newark to London City flights
Stewart to Charles de Gaulle flights
John F Kennedy Intl to Frederic Chopin flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
Newark to Dublin flights
Stewart to Stansted flights
LaGuardia to Athens flights
Newark to Frankfurt flights
Newark to Keflavik Intl flights
John F Kennedy Intl to Amsterdam flights
John F Kennedy Intl to Vicenza flights
Newark to Amsterdam flights
John F Kennedy Intl to Keflavik Intl flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Zurich flights
LaGuardia to Lisbon flights
John F Kennedy Intl to Linate flights
John F Kennedy Intl to Frankfurt flights
LaGuardia to Keflavik Intl flights
John F Kennedy Intl to Stansted flights
LaGuardia to Barcelona-El Prat flights
Newark to Frederic Chopin flights
Newark to Vicenza flights
Newark to Porto flights
Stewart to Keflavik Intl flights

Top airline flying from Stewart to Portugal

Discover the top airline that operate flights from Stewart 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$337Average$507FlexibilityNo 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.