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Key Largo

$154+ Cheap flights from New Windsor (SWF) to Key Largo, FL

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — MIA
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from Stewart to Key Largo

One-way flights from Stewart to Key Largo
Search for one-way flight options from Stewart to Key Largo. Find affordable one-way fares based on user searches. Data last updated enero 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/1612:11 pm
SWF
-
MIA
3 stops24h 35m
Multiple Airlines
Deal found 1/27$154
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
dom. 2/811:48 am
SWF
-
MIA
2 stops32h 58m
Multiple Airlines
Deal found 1/28$188
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
dom. 2/112:13 pm
SWF
-
MIA
2 stops32h 33m
Multiple Airlines
Deal found 1/28$272
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
jue. 2/1211:48 am
SWF
-
MIA
2 stops24h 28m
Multiple Airlines
Deal found 1/28$357

Find flight deals from Stewart to Key Largo

Keep the following information in mind while searching for Stewart to Key Largo flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

August

Cheapest in

July

Average price

$129
Provider with most accurate pricing for New York (NYC)-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Miami flights.
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart to Key Largo 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 enero 29, 2026.
Use the filters below to find and compare flights from New Windsor to Key Largo that are best for you.

Fly from

Stewart

Fly to

Key Largo

Route

Depart

Return

Price

New WindsorMiami

SWF - MIA

SWFMIA

New Windsor Stewart

lun. 3/16

12:11 pm-12:46 pm

3 stops24h 35m

$154

New WindsorMiami

SWF - MIA

SWFMIA

New Windsor Stewart

dom. 2/8

11:48 am-8:46 pm

2 stops32h 58m

$188

New WindsorMiami

SWF - MIA

SWFMIA

New Windsor Stewart

dom. 2/1

12:13 pm-8:46 pm

2 stops32h 33m

$272

New WindsorMiami

SWF - MIA

SWFMIA

New Windsor Stewart

jue. 2/12

11:48 am-12:16 pm

2 stops24h 28m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Stewart to Key Largo

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

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

Currently, March is the cheapest month in which you can book a flight from New Windsor to Key Largo (average of $36). Flying from New Windsor to Key Largo in July is currently the most expensive (average of $85). 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 SWF to KE9?

Find hourly flight availability from Stewart to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 29, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 45% on flights from New Windsor to Key Largo by exploring options for tickets in the evening.

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated enero 29, 2026.
Peruse reviews from past customers who have flown with Allegiant Air from New Windsor to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Allegiant Air
7.2
Good
706 reviews

Overall

7.2

Food

5.9

Boarding

7.6

Comfort

6.8

Crew

8.1

Entertainment

5.5

Reviews

1 / 20
4.0
Okay

Sara,Nov 2025

PSC - AZA

We were delayed and then couldn’t get off due to lightening.
Allegiant Air
7.2
Good
706 reviews
Allegiant Air
7.2
Good
706 reviews

Overall

7.2

Food

5.9

Boarding

7.6

Comfort

6.8

Crew

8.1

Entertainment

5.5

Reviews

1 / 20
4.0
Okay

Sara,Nov 2025

PSC - AZA

We were delayed and then couldn’t get off due to lightening.

Related info for your journey

Find useful and relevant information for your journey from Stewart to Key Largo. 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 Key Largo?

    If you book a flight to Key Largo 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. There are 0 flights from Stewart to Key Largo per day from 3 different airlines.

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

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

  • How can I find direct flights from Stewart to Key Largo?

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

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

    Yes. Cheapflights offers flight deals from Stewart to Key Largo 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 Key Largo?

    Currently, March is the cheapest month in which you can book a flight from New Windsor to Key Largo (average of $36). Flying from New Windsor to Key Largo in July is currently the most expensive (average of $85). 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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Top 3 airlines flying from Stewart to Key Largo

Discover the top 3 airlines that operate flights from Stewart to Key Largo. 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$49Average$115FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$61Average$242FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$83Average$413FlexibilityNo cancel feeOn-time62%

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