In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 $233, our data indicates the cheapest price to be $78. The most popular route (New Windsor Stewart - Lambert-St Louis), is priced around $221.

What are the most popular airlines that fly from Newburgh to St. Louis?

Before booking your flight from Newburgh to St. Louis check out the most popular airlines for this route: American Airlines, Delta or Frontier.

How far in advance should I book a flight from Newburgh to St. Louis?

To save up to 75% on this flight, we recommend booking at least 57 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Newburgh to St. Louis from $341 1-2 weeks out and tickets from $395 for flights departing within the next 72 hours.

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

January can be a great time to fly to St. Louis from Newburgh with a flight ticket averaging about $335. Cheapflights users have found deals in the month of January for as cheap as $207. The most expensive prices can be found in the month of December.

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.

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.

$112+ Cheap Flights from Newburgh to St. Louis

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Cheap flight deals from Newburgh to St. Louis

Round-trip from	$217 (Kiwi.com)
One-way from	$112 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$336

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. 8% potential increase in price ($30 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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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 August 21, 2025.

Mon 10/611:01 amSWF - STL

1 stop24h 01mMultiple Airlines

Thu 10/910:57 amSTL - SWF

1 stop22h 54mMultiple Airlines

Deal found 8/21

$217

Fri 8/225:36 pmSWF - STL

2 stops20h 57mMultiple Airlines

Sun 8/2410:37 amSTL - SWF

1 stop29h 09mMultiple Airlines

Deal found 8/20

$885

Best flights from Newburgh to St. Louis
Discover carefully curated flight deals from Newburgh to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2025.

Mon 10/611:01 amSWF - STL

1 stop24h 01mMultiple Airlines

Thu 10/910:57 amSTL - SWF

1 stop22h 54mMultiple Airlines

Deal found 8/19

$217

Mon 10/611:01 amSWF - STL

1 stop24h 01mMultiple Airlines

Sun 10/1210:57 amSTL - SWF

1 stop22h 14mMultiple Airlines

Deal found 8/19

$222

Sun 10/57:11 pmSWF - STL

2 stops20h 53mMultiple Airlines

Thu 10/910:57 amSTL - SWF

1 stop22h 54mMultiple Airlines

Deal found 8/19

$285

Sun 10/57:11 pmSWF - STL

2 stops20h 53mMultiple Airlines

Sun 10/1210:57 amSTL - SWF

1 stop22h 14mMultiple Airlines

Deal found 8/19

$291

Thu 10/97:11 pmSWF - STL

2 stops16h 26mMultiple Airlines

Sun 10/1210:57 amSTL - SWF

1 stop22h 14mMultiple Airlines

Deal found 8/19

$307

Mon 10/611:01 amSWF - STL

1 stop24h 01mMultiple Airlines

Sat 10/117:00 pmSTL - SWF

2 stops22h 21mMultiple Airlines

Deal found 8/19

$328

Fri 10/36:39 pmSWF - STL

2 stops40h 23mMultiple Airlines

Thu 10/910:57 amSTL - SWF

1 stop22h 54mMultiple Airlines

Deal found 8/19

$344

Fri 10/36:39 pmSWF - STL

2 stops40h 23mMultiple Airlines

Sun 10/1210:57 amSTL - SWF

1 stop22h 14mMultiple Airlines

Deal found 8/19

$350

Last-minute flights from Newburgh to St. Louis
Discover last-minute flight deals from Newburgh to St. Louis. Data last updated August 21, 2025 and is based on user searches.

Fri 8/225:36 pmSWF - STL

2 stops20h 57mMultiple Airlines

Sun 8/2410:37 amSTL - SWF

1 stop29h 09mMultiple Airlines

Deal found 8/20

$885

One-way flights from Newburgh to St. Louis
Search for one-way flight options from Newburgh to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 21, 2025.

Mon 10/2011:01 amSWF - STL

1 stop24h 01mMultiple Airlines

Deal found 8/21

$112

Mon 10/1311:01 amSWF - STL

1 stop24h 01mMultiple Airlines

Deal found 8/20

$116

Mon 9/11:55 pmSWF - STL

3 stops27h 40mMultiple Airlines

Deal found 8/19

$277

Mon 8/255:36 pmSWF - STL

3 stops24h 09mMultiple Airlines

Deal found 8/19

$310

Fly from

Fly to

Route

Depart

Return

Price

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 10/6

11:01 am-10:02 am

1 stop24h 01m

Lambert-St Louis

Thu 10/9

10:57 am-10:51 am

1 stop22h 54m

$217

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 10/6

11:01 am-10:02 am

1 stop24h 01m

Lambert-St Louis

Sun 10/12

10:57 am-10:11 am

1 stop22h 14m

$222

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Sun 10/5

7:11 pm-3:04 pm

2 stops20h 53m

Lambert-St Louis

Thu 10/9

10:57 am-10:51 am

1 stop22h 54m

$285

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Sun 10/5

7:11 pm-3:04 pm

2 stops20h 53m

Lambert-St Louis

Sun 10/12

10:57 am-10:11 am

1 stop22h 14m

$291

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Thu 10/9

7:11 pm-10:37 am

2 stops16h 26m

Lambert-St Louis

Sun 10/12

10:57 am-10:11 am

1 stop22h 14m

$307

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 10/6

11:01 am-10:02 am

1 stop24h 01m

Lambert-St Louis

Sat 10/11

7:00 pm-6:21 pm

2 stops22h 21m

$328

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Fri 10/3

6:39 pm-10:02 am

2 stops40h 23m

Lambert-St Louis

Thu 10/9

10:57 am-10:51 am

1 stop22h 54m

$344

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Fri 10/3

6:39 pm-10:02 am

2 stops40h 23m

Lambert-St Louis

Sun 10/12

10:57 am-10:11 am

1 stop22h 14m

$350

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 11/3

12:01 pm-10:02 am

1 stop23h 01m

$112

New WindsorSt. Louis

SWF - STL

SWFSTL

New Windsor Stewart

Mon 10/20

11:01 am-10:02 am

1 stop24h 01m

$112

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/21

Showing 1-10 of 14 results

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, August is the cheapest month in which you can book a flight from Newburgh to St. Louis (average of $311). Flying from Newburgh to St. Louis in March is currently the most expensive (average of $356). 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?

When flying from Newburgh to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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 cheapest flights from Newburgh to St. Louis?
Looking for the cheapest flight from Newburgh to St. Louis? While on average our users pay $233, our data indicates the cheapest price to be $78. The most popular route (New Windsor Stewart - Lambert-St Louis), is priced around $221.
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, August is the cheapest month in which you can book a flight from Newburgh to St. Louis (average of $311). Flying from Newburgh to St. Louis in March is currently the most expensive (average of $356). 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

O'Fallon

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Maryland Heights

Collinsville

Eureka

St. Peters

Glencoe

Alton

Chesterfield

Farmington

Festus

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Top 6 airlines flying from Newburgh to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$65	Average$191	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$152	Average$239	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$188	Average$347	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$197	Average$338	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$198	Average$351	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$256	Average$437	FlexibilityNo cancel fee	On-time69%

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$112+ 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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Newburgh to St. Louis with Cheapflights

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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 August 21, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Newburgh to St. Louis

Cheapest flights from Newburgh to St. LouisExplore 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 August 21, 2025.

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 August 21, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Newburgh to St. Louis that are best for you.

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.

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?

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 August 21, 2025.

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?

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

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

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

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

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

Traveling to a place near St. Louis?

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Alternative routes for Newburgh to St. Louis

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Top 6 airlines flying from Newburgh to St. Louis

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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 August 21, 2025.