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$134+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JFK
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
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 February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Thu 3/194:51 pm
STL
-
SWF
1 stop15h 01m
Multiple Airlines
Sun 3/2211:48 am
SWF
-
STL
1 stop20h 14m
Multiple Airlines
Deal found 2/11$432
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Wed 2/253:49 pm
STL
-
SWF
1 stop18h 19m
Multiple Airlines
Sun 3/111:52 am
SWF
-
STL
2 stops19h 59m
Multiple Airlines
Deal found 2/10$465
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 7/84:44 pm
STL
-
SWF
1 stop15h 14m
Multiple Airlines
Mon 8/1012:15 pm
SWF
-
STL
2 stops12h 42m
Multiple Airlines
Deal found 2/9$534
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Wed 6/34:44 pm
STL
-
SWF
1 stop15h 14m
Multiple Airlines
Sun 6/79:38 am
SWF
-
STL
1 stop15h 19m
Multiple Airlines
Deal found 2/10$577
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/157:47 am
STL
-
SWF
1 stop24h 15m
Multiple Airlines
Fri 3/2012:11 pm
SWF
-
STL
2 stops12h 08m
Multiple Airlines
Deal found 2/10$619
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 5/234:44 pm
STL
-
SWF
1 stop15h 14m
Multiple Airlines
Mon 5/2512:15 pm
SWF
-
STL
2 stops12h 42m
Multiple Airlines
Deal found 2/9$640
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 3/218:53 pm
STL
-
SWF
1 stop13h 15m
Multiple Airlines
Mon 3/2312:11 pm
SWF
-
STL
2 stops12h 08m
Multiple Airlines
Deal found 2/12$673

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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$432
(Kiwi.com)

One-way from

$134
(Kiwi.com)

Popular in

November

Cheapest in

April

Average price

$325
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. 11% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 12, 2026.
Use the filters below to find and compare flights from St. Louis to Newburgh that are best for you.

Fly from

St. Louis

Fly to

Newburgh

Route

Depart

Return

Price

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Thu 3/19

4:51 pm-8:52 am

1 stop15h 01m

New Windsor Stewart

Sun 3/22

11:48 am-7:02 am

1 stop20h 14m

$432

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Wed 2/25

3:49 pm-11:08 am

1 stop18h 19m

New Windsor Stewart

Sun 3/1

11:52 am-6:51 am

2 stops19h 59m

$465

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Wed 7/8

4:44 pm-8:58 am

1 stop15h 14m

New Windsor Stewart

Mon 8/10

12:15 pm-11:57 pm

2 stops12h 42m

$534

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Wed 6/3

4:44 pm-8:58 am

1 stop15h 14m

New Windsor Stewart

Sun 6/7

9:38 am-11:57 pm

1 stop15h 19m

$577

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 3/15

7:47 am-9:02 am

1 stop24h 15m

New Windsor Stewart

Fri 3/20

12:11 pm-11:19 pm

2 stops12h 08m

$619

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sat 5/23

4:44 pm-8:58 am

1 stop15h 14m

New Windsor Stewart

Mon 5/25

12:15 pm-11:57 pm

2 stops12h 42m

$640

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sat 3/21

8:53 pm-11:08 am

1 stop13h 15m

New Windsor Stewart

Mon 3/23

12:11 pm-11:19 pm

2 stops12h 08m

$673

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Tue 3/3

3:49 pm-9:19 am

2 stops40h 30m

$134

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Tue 3/17

4:51 pm-9:39 am

2 stops39h 48m

$148

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Tue 3/10

4:51 pm-9:19 am

2 stops39h 28m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 17 results
1
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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 June is currently the most expensive (average of $219). 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 February 12, 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 47% 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 February 7, 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 at noon 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 most reliable airlines from St. Louis to Newburgh?

    No one likes to see their flight delayed. When booking a flight from St. Louis to Newburgh consider choosing Endeavor Airlines (44%), KLM (42%) or Delta (29%) as they are the most reliable in getting you off to your destination on time.

  • 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 $661. The most popular route, (Lambert-St Louis - New Windsor Stewart), can usually be booked for $432.

  • 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 June is currently the most expensive (average of $219). 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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Alternative routes for St. Louis to Newburgh

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$73Average$177FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$200FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$320FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$177Average$339FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$216Average$340FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$250Average$378FlexibilityNo cancel feeOn-time69%

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