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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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JFK
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
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 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Wed 6/174:44 pm
STL
-
SWF
1 stop15h 14m
Multiple Airlines
Tue 6/2311:48 am
SWF
-
STL
1 stop13h 09m
Multiple Airlines
Deal found 3/11$442
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/84:59 pm
STL
-
SWF
1 stop17h 09m
Multiple Airlines
Fri 4/1012:11 pm
SWF
-
STL
2 stops12h 47m
Multiple Airlines
Deal found 3/14$470
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 6/174:44 pm
STL
-
SWF
1 stop15h 14m
Multiple Airlines
Sun 6/219:38 am
SWF
-
STL
1 stop15h 19m
Multiple Airlines
Deal found 3/15$485
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Sun 3/294:51 pm
STL
-
SWF
1 stop15h 06m
Multiple Airlines
Sat 4/411:45 am
SWF
-
STL
1 stop12h 40m
Multiple Airlines
Deal found 3/11$487
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Wed 6/244:44 pm
STL
-
SWF
1 stop15h 14m
Multiple Airlines
Wed 7/17:46 pm
SWF
-
STL
1 stop29h 11m
Multiple Airlines
Deal found 3/11$516
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 6/44:19 pm
STL
-
SWF
1 stop15h 30m
Multiple Airlines
Sat 6/612:05 pm
SWF
-
STL
2 stops13h 16m
Multiple Airlines
Deal found 3/15$534
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Fri 6/194:44 pm
STL
-
SWF
2 stops17h 41m
Multiple Airlines
Sun 6/219:38 am
SWF
-
STL
1 stop15h 19m
Multiple Airlines
Deal found 3/12$546
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Sun 3/294:51 pm
STL
-
SWF
1 stop15h 06m
Multiple Airlines
Fri 4/310:00 am
SWF
-
STL
1 stop14h 55m
Multiple Airlines
Deal found 3/11$553

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 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$442
(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 16, 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

Wed 4/8

4:59 pm-11:08 am

1 stop17h 09m

New Windsor Stewart

Fri 4/10

12:11 pm-11:58 pm

2 stops12h 47m

$470

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 3/29

4:51 pm-8:57 am

1 stop15h 06m

New Windsor Stewart

Sat 4/4

11:45 am-11:25 pm

1 stop12h 40m

$487

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Thu 6/4

4:19 pm-8:49 am

1 stop15h 30m

New Windsor Stewart

Sat 6/6

12:05 pm-12:21 am

2 stops13h 16m

$534

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 3/29

4:51 pm-8:57 am

1 stop15h 06m

New Windsor Stewart

Fri 4/3

10:00 am-11:55 pm

1 stop14h 55m

$553

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sat 4/11

4:59 pm-11:08 am

1 stop17h 09m

New Windsor Stewart

Sun 4/19

11:45 am-6:50 am

2 stops20h 05m

$611
Quickest round-trip

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Thu 3/19

4:51 pm-8:52 am

1 stop15h 01m

New Windsor Stewart

Fri 3/20

12:11 pm-11:19 pm

2 stops12h 08m

$1,420
Cheapest one-way

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Wed 5/6

5:27 pm-10:55 am

2 stops16h 28m

$139

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Fri 5/15

5:27 pm-10:55 am

2 stops40h 28m

$139

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Sun 4/26

4:59 pm-10:50 am

1 stop16h 51m

$169

St. LouisNew Windsor

STL - SWF

STLSWF

Lambert-St Louis

Thu 5/14

4:19 pm-11:35 am

2 stops18h 16m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 13 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 16, 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 14, 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 $1,602. The most popular route, (Lambert-St Louis - New Windsor Stewart), can usually be booked for $470.

  • 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 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$73Average$177FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$205FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$325FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$197Average$360FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$216Average$343FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$259Average$382FlexibilityNo cancel feeOn-time69%

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