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$141+ Cheap flights from Newburgh, NY to St. Louis (STL)

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — STL
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Newburgh to St. Louis

Cheapest flights from Newburgh to St. Louis
Explore the most affordable flight options available from Newburgh to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/2011:43 amSWF - STL
1 stop13h 14mMultiple Airlines
Mon 11/244:13 pmSTL - SWF
1 stop15h 40mMultiple Airlines
Deal found 10/15$408
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 12/245:34 pmSWF - STL
2 stops23h 59mMultiple Airlines
Mon 12/295:45 pmSTL - SWF
1 stop16h 18mMultiple Airlines
Deal found 10/14$583
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
Tue 12/2311:43 amSWF - STL
1 stop12h 03mMultiple Airlines
Mon 12/295:45 pmSTL - SWF
1 stop16h 18mMultiple Airlines
Deal found 10/14$592
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
Thu 12/2511:43 amSWF - STL
1 stop12h 03mMultiple Airlines
Mon 12/295:45 pmSTL - SWF
1 stop16h 18mMultiple Airlines
Deal found 10/14$626
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/2612:17 pmSWF - STL
1 stop22h 41mMultiple Airlines
Sat 11/294:13 pmSTL - SWF
1 stop17h 50mMultiple Airlines
Deal found 10/15$711
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Sun 11/2311:43 amSWF - STL
1 stop13h 14mMultiple Airlines
Sat 11/294:13 pmSTL - SWF
1 stop17h 50mMultiple Airlines
Deal found 10/15$883
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
Mon 12/228:25 pmSWF - STL
1 stop15h 31mMultiple Airlines
Sat 12/277:43 pmSTL - SWF
2 stops14h 20mMultiple Airlines
Deal found 10/14$974
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
Tue 12/2311:43 amSWF - STL
1 stop11h 50mMultiple Airlines
Sat 12/277:43 pmSTL - SWF
2 stops14h 20mMultiple Airlines
Deal found 10/14$1,066
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Mon 12/228:25 pmSWF - STL
1 stop15h 31mMultiple Airlines
Fri 12/264:27 pmSTL - SWF
1 stop26h 28mMultiple Airlines
Deal found 10/15$1,105

Cheap flight deals from Newburgh to St. Louis

Keep the following information in mind while searching for Newburgh to St. Louis flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Kiwi.com)

One-way from

$147
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$399
Provider with most accurate pricing for New York (NYC)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Lambert-St Louis flights.
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From Newburgh to Lambert-St Louis
Search Deals
One-way flight from Newburgh to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newburgh to St. Louis 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 October 16, 2025.
Use the filters below to find and compare flights from Newburgh to St. Louis that are best for you.

Fly from

Newburgh

Fly to

St. Louis

Route

Depart

Return

Price

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Fri 1/9

11:09 am-1:53 pm

1 stop27h 44m

Lambert-St Louis

Sun 1/11

12:20 pm-10:19 am

1 stop20h 59m

$217

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 1/5

11:37 am-10:56 am

1 stop24h 19m

Lambert-St Louis

Sun 1/11

12:20 pm-10:19 am

1 stop20h 59m

$351

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 11/20

11:43 am-11:57 pm

1 stop13h 14m

Lambert-St Louis

Mon 11/24

4:13 pm-8:53 am

1 stop15h 40m

$408

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Fri 2/27

11:03 am-10:33 pm

1 stop12h 30m

Lambert-St Louis

Sun 3/1

5:11 pm-10:13 am

1 stop16h 02m

$429

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Wed 12/24

5:34 pm-4:33 pm

2 stops23h 59m

Lambert-St Louis

Mon 12/29

5:45 pm-11:03 am

1 stop16h 18m

$583

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Tue 12/23

11:43 am-10:46 pm

1 stop12h 03m

Lambert-St Louis

Mon 12/29

5:45 pm-11:03 am

1 stop16h 18m

$592

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 12/25

11:43 am-10:46 pm

1 stop12h 03m

Lambert-St Louis

Mon 12/29

5:45 pm-11:03 am

1 stop16h 18m

$626

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Wed 11/26

12:17 pm-9:58 am

1 stop22h 41m

Lambert-St Louis

Sat 11/29

4:13 pm-11:03 am

1 stop17h 50m

$711

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 3/19

11:48 am-10:33 pm

1 stop11h 45m

Lambert-St Louis

Sun 3/22

5:24 pm-11:31 am

2 stops17h 07m

$739

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Sun 11/23

11:43 am-11:57 pm

1 stop13h 14m

Lambert-St Louis

Sat 11/29

4:13 pm-11:03 am

1 stop17h 50m

$883

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 21 results
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Best time to book a flight from Newburgh to St. Louis

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

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

Currently, March is the cheapest month in which you can book a flight from Newburgh to St. Louis (average of $61). Flying from Newburgh to St. Louis in February is currently the most expensive (average of $226). 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 N3W to STL?

Find hourly flight availability from Newburgh to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

It’s typically best to fly out from Newburgh to St. Louis at noon. Doing so could potentially save you 10% on the flight price compared to flying in the evening, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Newburgh to St. Louis. Price data was last updated on October 12, 2025.

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

Weekly flight availability from Newburgh to St. Louis

Explore weekly flight availability from Newburgh to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 16, 2025.

The most flights from N3W to STL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Related info for your journey

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

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Newburgh to St. Louis. You should not have trouble finding flights to Lambert-St Louis from Newburgh; the airport handles an average of 0 inbound flights from Newburgh per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the St. Louis airport from Newburgh. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • What are the most reliable airlines from Newburgh to St. Louis?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Newburgh to St. Louis on time: Air France (95%), Delta (95%), Endeavor Airlines (95%).

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

    Looking for the cheapest flight from Newburgh to St. Louis? While on average our users pay $303, our data indicates the cheapest price to be $120. The most popular route (New Windsor Stewart - Lambert-St Louis), is priced around $217.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Newburgh to St. Louis (average of $61). Flying from Newburgh to St. Louis in February is currently the most expensive (average of $226). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Newburgh to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Newburgh to St. Louis

Discover the top 6 airlines that operate flights from Newburgh to St. Louis. 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$187FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$152Average$239FlexibilityNo cancel feeOn-time65%
DeltaCheapest$168Average$338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$361FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$328FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$245Average$422FlexibilityNo cancel feeOn-time69%

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