St. Charles

$54+ Cheap flights from New York, NY (NYC) to St. Charles, MO

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — STL
Jul 30 — Aug 61
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Find cheap flights from New York to St. Charles with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from New York to St. Charles are usually found in January or March, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from New York to St. Charles

Keep the following information in mind while searching for New York to St. Charles flight deals. Data was last updated July 25, 2025.

Round-trip from

$181
(Cheapflightsfares)

One-way from

$54
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$348
From New York (NYC) to St. Charles
One-way flight from New York (NYC) to St. Charles
Highest demand for flights based on searches. 8% potential increase in price ($32 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from New York to St. Charles

Cheapest flights from New York to St. Charles
Explore the most affordable flight options available from New York to St. Charles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:00 amEWR - STL
1 stop4h 32mSpirit Airlines
Fri 8/152:30 pmSTL - EWR
1 stop5h 30mSpirit Airlines
Deal found 7/24$181
This CheapOair deal was found by Cheapflights users on 7/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:05 amEWR - STL
1 stop4h 47mMultiple Airlines
Sat 8/162:52 pmSTL - EWR
1 stop8h 46mMultiple Airlines
Deal found 7/23$204
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/209:00 amEWR - STL
1 stop6h 19mUnited Airlines
Mon 9/225:22 pmSTL - EWR
Nonstop2h 38mUnited Airlines
Deal found 7/22$207
This Mytrip deal was found by Cheapflights users on 7/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:30 amLGA - STL
1 stop5h 20mSpirit Airlines
Sun 9/1412:05 pmSTL - LGA
2 stops19h 55mSpirit Airlines
Deal found 7/23$215
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:30 amLGA - STL
Nonstop2h 36mDelta
Mon 8/256:00 amSTL - LGA
Nonstop2h 31mDelta
Deal found 7/24$217
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/99:50 amEWR - STL
1 stop4h 30mDelta
Fri 9/126:42 pmSTL - EWR
1 stop5h 14mDelta
Deal found 7/23$217
This American Airlines deal was found by Cheapflights users on 7/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/137:30 amJFK - STL
1 stop11h 53mAmerican Airlines
Thu 11/276:33 amSTL - JFK
1 stop6h 43mAmerican Airlines
Deal found 7/23$217
This Frontier deal was found by Cheapflights users on 7/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:55 amEWR - STL
1 stop10h 09mFrontier
Sun 9/144:00 pmSTL - EWR
1 stop7h 34mFrontier
Deal found 7/24$218
This Frontier deal was found by Cheapflights users on 7/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/309:00 amJFK - STL
1 stop5h 33mFrontier
Sat 9/274:58 pmSTL - JFK
1 stop11h 32mFrontier
Deal found 7/23$218
This CheapOair deal was found by Cheapflights users on 7/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/510:56 pmLGA - STL
1 stop11h 10mMultiple Airlines
Sun 9/712:05 pmSTL - LGA
1 stop9h 33mMultiple Airlines
Deal found 7/23$219
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/612:30 pmLGA - STL
Nonstop2h 44mAmerican Airlines
Sat 9/137:23 amSTL - LGA
1 stop7h 51mAmerican Airlines
Deal found 7/22$221
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:55 pmJFK - STL
Nonstop2h 45mDelta
Thu 10/164:27 pmSTL - JFK
Nonstop2h 28mDelta
Deal found 7/22$222

Cheapflights Fare Finder

 
Customize your flight search to find flights from New York to St. Charles 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 25, 2025.
Use the filters below to find and compare flights from New York to St. Charles that are best for you.

Fly from

New York

Fly to

St. Charles

Route

Depart

Return

Price

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Thu 8/14

10:00 am-1:32 pm

1 stop4h 32m

Lambert-St Louis

Fri 8/15

2:30 pm-9:00 pm

1 stop5h 30m

$181

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Thu 8/7

6:05 am-9:52 am

1 stop4h 47m

Lambert-St Louis

Sat 8/16

2:52 pm-12:38 am

1 stop8h 46m

$204

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Sat 9/20

9:00 am-2:19 pm

1 stop6h 19m

Lambert-St Louis

Mon 9/22

5:22 pm-9:00 pm

Nonstop2h 38m

$207

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 9/11

6:30 am-10:50 am

1 stop5h 20m

Lambert-St Louis

Sun 9/14

12:05 pm-9:00 am

2 stops19h 55m

$215

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 8/21

6:30 am-8:06 am

Nonstop2h 36m

Lambert-St Louis

Mon 8/25

6:00 am-9:31 am

Nonstop2h 31m

$217

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 8/13

7:30 am-6:23 pm

1 stop11h 53m

Lambert-St Louis

Thu 11/27

6:33 am-2:16 pm

1 stop6h 43m

$217

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Tue 9/9

9:50 am-1:20 pm

1 stop4h 30m

Lambert-St Louis

Fri 9/12

6:42 pm-12:56 am

1 stop5h 14m

$217

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Sun 9/7

5:55 am-3:04 pm

1 stop10h 09m

Lambert-St Louis

Sun 9/14

4:00 pm-12:34 am

1 stop7h 34m

$218

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Sat 8/30

9:00 am-1:33 pm

1 stop5h 33m

Lambert-St Louis

Sat 9/27

4:58 pm-5:30 am

1 stop11h 32m

$218

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Fri 9/5

10:56 pm-9:06 am

1 stop11h 10m

Lambert-St Louis

Sun 9/7

12:05 pm-10:38 pm

1 stop9h 33m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 32 results
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Best time to book a flight from New York to St. Charles

Have a flexible travel schedule? Discover the best time to fly to St. Charles from New York 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 New York to St. Charles

How far ahead should I book a flight from New York to St. Charles?

Use this chart to determine the optimal time to book a round-trip flight from New York to St. Charles. Price data was last updated on July 18, 2025.

The best time to book flights from New York to St. Charles is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from New York to St. Charles?

Currently, August is the cheapest month in which you can book a flight from New York to St. Charles (average of $311). Flying from New York to St. Charles 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 NYC to CH5?

Find hourly flight availability from New York to St. Charles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York to St. Charles as you normally would.

What is the cheapest day to fly from New York to St. Charles?

Use this chart to determine the cheapest time to fly round-trip from New York to St. Charles. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New York to St. Charles flight should consider departing on Wednesday 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.

Weekly flight availability from New York to St. Charles

Explore weekly flight availability from New York to St. Charles. 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 July 25, 2025.

The most flights from NYC to CH5 are scheduled on a Thursday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from New York to St. Charles?

Reviews of airlines servicing St. Charles

Get insights into the airlines that provide service to St. Charles. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Charles. Reviews last updated July 25, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from New York to St. Charles. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
8.0
Very good

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from New York to St. Charles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from New York to St. Charles one-way?

    One-way options have recently been found by users for as low as $54 on Spirit Airlines. Other airlines that offer cheap prices include United Airlines from $99 and Frontier from $105 one-way.

  • What are the most popular routes from New York to St. Charles?

  • What are the cheapest flights from New York to St. Charles?

    While on average a flight from New York to St. Charles is generally $297, our data shows the cheapest flight currently is $197. When looking at the most popular route, (Newark - Lambert-St Louis), you can expect to pay $173 for that flight.

  • Can I find deals for flights from New York to St. Charles that include hotel bookings?

    Yes. In addition to deals on New York to St. Charles flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New York to St. Charles?

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

  • Can I find deals for business class flights from New York to St. Charles?

    Yes. Cheapflights offers flight deals from New York to St. Charles 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 New York to St. Charles?

    Currently, August is the cheapest month in which you can book a flight from New York to St. Charles (average of $311). Flying from New York to St. Charles 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

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Alternative routes for New York to St. Charles

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from New York to St. Charles

Discover the top 6 airlines that operate flights from New York to St. Charles. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$191FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$152Average$239FlexibilityNo cancel feeOn-time65%
DeltaCheapest$163Average$343FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$421FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$206Average$338FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$252Average$430FlexibilityNo cancel feeOn-time69%

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