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$124+ Cheap flights from St. Louis (STL) to Newburgh, NY

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JFK
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from St. Louis to Newburgh

Cheapest flights from St. Louis to Newburgh
Explore the most affordable flight options available from St. Louis to Newburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Thu 4/234:59 pm
STL
-
SWF
1 stop16h 51m
Multiple Airlines
Sun 4/2611:45 am
SWF
-
STL
2 stops20h 05m
Multiple Airlines
Deal found 3/19$375
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 5/244:19 pm
STL
-
SWF
1 stop15h 32m
Multiple Airlines
Wed 5/2712:05 pm
SWF
-
STL
2 stops13h 16m
Multiple Airlines
Deal found 3/24$466
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 5/264:19 pm
STL
-
SWF
2 stops18h 06m
Multiple Airlines
Fri 5/299:41 am
SWF
-
STL
1 stop15h 40m
Multiple Airlines
Deal found 3/22$497
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 7/154:10 pm
STL
-
SWF
1 stop15h 48m
Multiple Airlines
Wed 7/2212:05 pm
SWF
-
STL
2 stops13h 09m
Multiple Airlines
Deal found 3/22$559
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 7/15:33 pm
STL
-
SWF
2 stops15h 05m
Multiple Airlines
Tue 7/711:48 am
SWF
-
STL
1 stop13h 26m
Multiple Airlines
Deal found 3/20$562
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 7/84:10 pm
STL
-
SWF
1 stop15h 48m
Multiple Airlines
Mon 7/1312:17 pm
SWF
-
STL
2 stops12h 57m
Multiple Airlines
Deal found 3/20$587
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Thu 7/234:10 pm
STL
-
SWF
2 stops18h 27m
Multiple Airlines
Thu 7/309:38 am
SWF
-
STL
1 stop15h 36m
Multiple Airlines
Deal found 3/20$597
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Fri 6/195:33 pm
STL
-
SWF
2 stops16h 52m
Multiple Airlines
Tue 6/2311:48 am
SWF
-
STL
1 stop13h 26m
Multiple Airlines
Deal found 3/20$610
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 7/278:08 pm
STL
-
SWF
2 stops14h 00m
Multiple Airlines
Thu 7/309:38 am
SWF
-
STL
1 stop15h 36m
Multiple Airlines
Deal found 3/20$624
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 4/54:59 pm
STL
-
SWF
2 stops17h 32m
Multiple Airlines
Thu 4/911:48 am
SWF
-
STL
1 stop12h 37m
Multiple Airlines
Deal found 3/21$763

Find flight deals from St. Louis to Newburgh

Keep the following information in mind while searching for St. Louis to Newburgh flight deals. Data was last updated March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$375
(Kiwi.com)

One-way from

$124
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$339
Provider with most accurate pricing for Lambert-St Louis-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-New York (NYC) flights.
Search Deals
From Lambert-St Louis to Newburgh
Search Deals
One-way flight from Lambert-St Louis to Newburgh
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($32 potential increase over avg. RT price).
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 March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Newburgh 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 24, 2026.
Use the filters below to find and compare flights from St. Louis to Newburgh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Thu 4/23

4:59 pm-10:50 am

1 stop16h 51m

New Windsor Stewart

Sun 4/26

11:45 am-6:50 am

2 stops20h 05m

$375
Quickest round-trip

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 5/24

4:19 pm-8:51 am

1 stop15h 32m

New Windsor Stewart

Wed 5/27

12:05 pm-12:21 am

2 stops13h 16m

$466

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Tue 5/26

4:19 pm-11:25 am

2 stops18h 06m

New Windsor Stewart

Fri 5/29

9:41 am-12:21 am

1 stop15h 40m

$497

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Fri 6/19

5:33 pm-11:25 am

2 stops16h 52m

New Windsor Stewart

Tue 6/23

11:48 am-12:14 am

1 stop13h 26m

$610

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 4/5

4:59 pm-11:31 am

2 stops17h 32m

New Windsor Stewart

Thu 4/9

11:48 am-11:25 pm

1 stop12h 37m

$763

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Fri 3/27

4:51 pm-10:38 am

1 stop16h 47m

New Windsor Stewart

Sun 3/29

6:25 pm-11:19 pm

2 stops29h 54m

$912
Cheapest one-way

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Mon 5/4

9:55 pm-10:55 am

3 stops60h 00m

$165

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Tue 4/14

4:59 pm-10:55 am

3 stops40h 56m

$173

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 5/3

11:28 am-10:50 am

2 stops22h 22m

$177

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Mon 5/11

9:18 pm-11:25 am

3 stops37h 07m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from St. Louis to Newburgh

Have a flexible travel schedule? Discover the best time to fly to Newburgh from St. Louis 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 St. Louis to Newburgh

What is the cheapest month to book a flight from St. Louis to Newburgh?

Currently, April is the cheapest month in which you can book a flight from St. Louis to Newburgh (average of $89). Flying from St. Louis to Newburgh in March is currently the most expensive (average of $246). 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 STL to N3W?

Find hourly flight availability from St. Louis to Newburgh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 24, 2026.

When flying from St. Louis to Newburgh, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 43% versus a flight in the afternoon.

What is the cheapest day to fly from St. Louis to Newburgh?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Newburgh. Price data was last updated on March 23, 2026.

Travelers seeking maximum savings on their St. Louis to Newburgh flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Newburgh. 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 St. Louis to Newburgh?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to Newburgh from St. Louis. Booking flights from Lambert-St Louis (STL) to Newburgh should be relatively easy as there are 0 daily outbound flights to Newburgh from 6 different airlines.

  • What are the cheapest flights from St. Louis to Newburgh?

    The cheapest flight price from St. Louis to Newburgh is $148. On average you can expect to pay $1,507. The most popular route, (Lambert-St Louis - New Windsor Stewart), can usually be booked for $385.

  • Can I find deals for flights from St. Louis to Newburgh that include hotel bookings?

    Yes. In addition to deals on St. Louis to Newburgh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Newburgh?

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

  • Can I find deals for business class flights from St. Louis to Newburgh?

    Yes. Cheapflights offers flight deals from St. Louis to Newburgh 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 St. Louis to Newburgh?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to Newburgh (average of $89). Flying from St. Louis to Newburgh in March is currently the most expensive (average of $246). 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

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Top 6 airlines flying from St. Louis to Newburgh

Discover the top 6 airlines that operate flights from St. Louis to Newburgh. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$73Average$177FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$205FlexibilityNo cancel feeOn-time62%
DeltaCheapest$207Average$335FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$207Average$363FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$216Average$344FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$260Average$383FlexibilityNo cancel feeOn-time69%

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