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St. Louis

$111+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — STL
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
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 July 30, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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 10/2210:38 am
SWF
-
STL
2 stops24h 02m
Multiple Airlines
Thu 10/298:34 pm
STL
-
SWF
1 stop19h 15m
Multiple Airlines
Deal found 7/28$256
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/412:17 pm
SWF
-
STL
2 stops28h 54m
Multiple Airlines
Thu 9/106:39 pm
STL
-
SWF
1 stop14h 37m
Multiple Airlines
Deal found 7/28$302
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/1010:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Sun 9/135:19 pm
STL
-
SWF
1 stop16h 12m
Multiple Airlines
Deal found 7/29$304
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/110:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Wed 10/72:29 pm
STL
-
SWF
2 stops17h 59m
Multiple Airlines
Deal found 7/26$323
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/2612:05 pm
SWF
-
STL
2 stops29h 06m
Multiple Airlines
Mon 8/314:23 pm
STL
-
SWF
1 stop17h 45m
Multiple Airlines
Deal found 7/25$329
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/1010:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Thu 9/175:19 pm
STL
-
SWF
2 stops17h 17m
Multiple Airlines
Deal found 7/27$331
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/1010:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Mon 9/145:19 pm
STL
-
SWF
2 stops41h 20m
Multiple Airlines
Deal found 7/28$345
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/2410:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Sun 9/275:19 pm
STL
-
SWF
1 stop16h 12m
Multiple Airlines
Deal found 7/28$385
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 9/1010:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Sat 9/1212:17 pm
STL
-
SWF
2 stops20h 59m
Multiple Airlines
Deal found 7/25$392
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/2710:33 am
SWF
-
STL
1 stop29h 55m
Multiple Airlines
Mon 8/314:23 pm
STL
-
SWF
1 stop17h 45m
Multiple Airlines
Deal found 7/27$429
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 10/110:56 am
SWF
-
STL
1 stop7h 58m
Multiple Airlines
Sun 10/45:19 pm
STL
-
SWF
2 stops17h 17m
Multiple Airlines
Deal found 7/28$472

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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$256
(Kiwi.com)

One-way from

$111
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$443
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. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 30, 2026.
Use the filters below to find and compare flights from Newburgh to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Fri 9/4

12:17 pm-4:11 pm

2 stops28h 54m

Lambert-St Louis

Thu 9/10

6:39 pm-10:16 am

1 stop14h 37m

$302
Quickest round-trip

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 9/10

10:56 am-5:54 pm

1 stop7h 58m

Lambert-St Louis

Sun 9/13

5:19 pm-10:31 am

1 stop16h 12m

$304

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 10/1

10:56 am-5:54 pm

1 stop7h 58m

Lambert-St Louis

Wed 10/7

2:29 pm-9:28 am

2 stops17h 59m

$323

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Wed 8/26

12:05 pm-4:11 pm

2 stops29h 06m

Lambert-St Louis

Mon 8/31

4:23 pm-11:08 am

1 stop17h 45m

$329

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 9/10

10:56 am-5:54 pm

1 stop7h 58m

Lambert-St Louis

Thu 9/17

5:19 pm-11:36 am

2 stops17h 17m

$331

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 10/22

10:56 am-7:39 pm

1 stop9h 43m

Lambert-St Louis

Thu 10/29

8:34 pm-4:49 pm

1 stop19h 15m

$331

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 9/10

10:56 am-5:54 pm

1 stop7h 58m

Lambert-St Louis

Sat 9/12

12:17 pm-10:16 am

2 stops20h 59m

$392

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 8/27

10:33 am-3:28 pm

1 stop29h 55m

Lambert-St Louis

Mon 8/31

4:23 pm-11:08 am

1 stop17h 45m

$429

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 10/1

10:56 am-5:54 pm

1 stop7h 58m

Lambert-St Louis

Sun 10/4

5:19 pm-11:36 am

2 stops17h 17m

$472

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Sun 8/16

10:33 am-11:59 pm

1 stop14h 26m

Lambert-St Louis

Mon 8/31

4:23 pm-11:08 am

1 stop17h 45m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 July 30, 2026.

It’s typically best to fly out from Newburgh to St. Louis in the evening. Doing so could potentially save you 13% on the flight price compared to flying at noon, 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 July 25, 2026.

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. 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 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 5 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 (77%), Air France (77%), Delta (77%).

  • 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 $194, our data indicates the cheapest price to be $194. The most popular route (New Windsor Stewart - Lambert-St Louis), is priced around $256.

  • 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.

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
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Newburgh to St. Louis

Discover the top 5 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 July 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$111Average$229FlexibilityNo cancel feeOn-time62%
DeltaCheapest$146Average$381FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$239Average$431FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$241Average$409FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$265Average$450FlexibilityNo cancel feeOn-time69%

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