HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Stewart

Cheap flights from Sioux Falls to New Windsor (FSD - SWF)

FSD — SWF
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sioux Falls to Stewart 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 Sioux Falls to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Stewart (SWF). 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 July 25, 2025.

Popular in

May

Cheapest in

September

Average price

$378
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Best time to book a flight from Sioux Falls to Stewart

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

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

Currently, October is the cheapest month in which you can book a flight from Sioux Falls to New Windsor (average of $109). Flying from Sioux Falls to New Windsor in August is currently the most expensive (average of $216). 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.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Stewart. 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 Sioux Falls to Stewart that include hotel bookings?

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

  • How can I find direct flights from Sioux Falls to Stewart?

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Sioux Falls to New Windsor (average of $109). Flying from Sioux Falls to New Windsor in August is currently the most expensive (average of $216). 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 New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Kingston

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.

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.