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$125+ 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
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/1811:43 amSWF - STL
1 stop11h 50mMultiple Airlines
Tue 12/234:27 pmSTL - SWF
1 stop23h 17mMultiple Airlines
Deal found 12/3$399
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/1912:24 pmSWF - STL
2 stops11h 09mMultiple Airlines
Tue 12/234:27 pmSTL - SWF
1 stop23h 17mMultiple Airlines
Deal found 12/3$401
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/227:10 pmSWF - STL
2 stops16h 46mMultiple Airlines
Sun 1/44:27 pmSTL - SWF
1 stop18h 35mMultiple Airlines
Deal found 12/2$466
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/209:45 amSWF - STL
1 stop13h 48mMultiple Airlines
Wed 12/314:27 pmSTL - SWF
1 stop17h 36mMultiple Airlines
Deal found 12/3$477
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/227:10 pmSWF - STL
2 stops16h 46mMultiple Airlines
Mon 12/294:27 pmSTL - SWF
1 stop17h 36mMultiple Airlines
Deal found 12/3$478
This Kiwi.com deal was found by Cheapflights users on 12/2. 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
Wed 12/314:27 pmSTL - SWF
1 stop17h 36mMultiple Airlines
Deal found 12/2$490
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/209:45 amSWF - STL
1 stop13h 48mMultiple Airlines
Sun 12/2811:51 amSTL - SWF
1 stop21h 56mMultiple Airlines
Deal found 12/3$493
This Kiwi.com deal was found by Cheapflights users on 12/2. 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
Mon 12/294:27 pmSTL - SWF
1 stop17h 36mMultiple Airlines
Deal found 12/2$506
This Kiwi.com deal was found by Cheapflights users on 12/2. 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
Sun 1/44:27 pmSTL - SWF
1 stop18h 35mMultiple Airlines
Deal found 12/2$511

Find 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$356
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$439
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.
Search Deals
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. 18% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 4, 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

Thu 1/1

11:43 am-10:33 pm

1 stop11h 50m

Lambert-St Louis

Thu 1/8

5:11 pm-11:31 am

2 stops17h 20m

$356

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 12/18

11:43 am-10:33 pm

1 stop11h 50m

Lambert-St Louis

Tue 12/23

4:27 pm-4:44 pm

1 stop23h 17m

$399

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Fri 12/19

12:24 pm-10:33 pm

2 stops11h 09m

Lambert-St Louis

Tue 12/23

4:27 pm-4:44 pm

1 stop23h 17m

$401

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 12/22

7:10 pm-10:56 am

2 stops16h 46m

Lambert-St Louis

Sun 1/4

4:27 pm-12:02 pm

1 stop18h 35m

$466

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Sat 12/20

9:45 am-10:33 pm

1 stop13h 48m

Lambert-St Louis

Wed 12/31

4:27 pm-11:03 am

1 stop17h 36m

$477

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 12/22

7:10 pm-10:56 am

2 stops16h 46m

Lambert-St Louis

Mon 12/29

4:27 pm-11:03 am

1 stop17h 36m

$478

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Tue 12/23

11:43 am-10:33 pm

1 stop11h 50m

Lambert-St Louis

Wed 12/31

4:27 pm-11:03 am

1 stop17h 36m

$490

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Sun 12/21

6:28 pm-10:56 am

2 stops41h 28m

Lambert-St Louis

Wed 12/31

4:27 pm-11:03 am

1 stop17h 36m

$493

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Tue 12/23

11:43 am-10:33 pm

1 stop11h 50m

Lambert-St Louis

Mon 12/29

4:27 pm-11:03 am

1 stop17h 36m

$506

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Tue 12/23

11:43 am-10:33 pm

1 stop11h 50m

Lambert-St Louis

Sun 1/4

4:27 pm-12:02 pm

1 stop18h 35m

$511

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 18 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 $60). 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 December 4, 2025.

It’s typically best to fly out from Newburgh to St. Louis at noon. Doing so could potentially save you 9% 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 November 29, 2025.

Travelers seeking maximum savings on their Newburgh to St. Louis flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday evenings 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 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: KLM (79%), Air France (78%), Delta (78%).

  • 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 $408, our data indicates the cheapest price to be $155. The most popular route (New Windsor Stewart - Lambert-St Louis), is priced around $356.

  • 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 $60). 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
Swansea
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$151FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$152Average$239FlexibilityNo cancel feeOn-time65%
DeltaCheapest$188Average$340FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$362FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$326FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$246Average$409FlexibilityNo cancel feeOn-time69%

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