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 $89 on Delta. Other airlines that offer cheap prices include United Airlines from $89 and Spirit Airlines from $90 one-way.

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

Most travelers choose Newark - Lambert-St Louis, New York John F Kennedy Intl - Lambert-St Louis or New York LaGuardia - Lambert-St Louis when deciding on the best route from New York to St. Charles.

What are the most popular airlines that fly from New York to St. Charles?

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

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

Find a great deal and save up to 69% by booking at least 53 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from New York to St. Charles within the next two weeks, with the cheapest ticket starting at $401.

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

Our data shows that January tends to be the cheapest month to fly to St. Charles from New York. Users have commonly found prices around $342 for the month, but tickets can be as low as $207. Due to multiple factors, prepare for potentially higher prices in December.

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.

$75+ Flights from New York, NY to St. Charles

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Find cheap flights from New York to St. Charles with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from New York to St. Charles are usually found in January or March, booked 52 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from New York to St. Charles

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$187 (Southwest)
One-way from	$89 (Delta)
Popular in	December
Cheapest in	January
Average price	$311

Provider with most accurate pricing for New York (NYC)-Lambert-St Louis flight deals.

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Provider most trusted by Cheapflights users for New York (NYC)-Lambert-St Louis flights.

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From New York (NYC) to St. Charles

Search Deals

One-way flight from New York (NYC) to St. Charles

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).

Search Deals

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 March 2025

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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 March 28, 2025.

Thu 4/2410:20 amLGA - STL

Nonstop2h 45mSouthwest

Mon 4/285:05 amSTL - LGA

1 stop7h 50mSouthwest

Deal found 3/26

$187

Tue 4/2911:25 amLGA - STL

1 stop5h 22mUnited Airlines

Wed 4/308:00 amSTL - LGA

1 stop5h 16mUnited Airlines

Deal found 3/26

$192

Thu 4/243:25 pmJFK - STL

1 stop4h 58mAmerican Airlines

Mon 4/285:00 amSTL - JFK

1 stop4h 30mAmerican Airlines

Deal found 3/27

$196

Thu 4/241:10 pmJFK - STL

1 stop5h 46mDelta

Tue 4/297:10 amSTL - JFK

1 stop5h 11mDelta

Deal found 3/26

$197

Wed 5/216:30 amLGA - STL

Nonstop2h 37mDelta

Tue 5/276:00 amSTL - LGA

Nonstop2h 28mDelta

Deal found 3/26

$199

Tue 5/1310:00 pmLGA - STL

1 stop27h 06mFrontier

Fri 5/165:55 pmSTL - LGA

1 stop26h 04mFrontier

Deal found 3/27

$200

Fri 4/2511:03 amJFK - STL

1 stop14h 01mFrontier

Mon 4/285:41 pmSTL - JFK

1 stop15h 22mFrontier

Deal found 3/27

$200

Tue 4/296:00 amLGA - STL

1 stop12h 15mMultiple Airlines

Wed 4/3012:15 pmSTL - LGA

2 stops19h 45mMultiple Airlines

Deal found 3/26

$203

Tue 4/226:00 amLGA - STL

1 stop12h 15mSpirit Airlines

Thu 4/246:10 pmSTL - LGA

2 stops19h 19mSpirit Airlines

Deal found 3/26

$214

Tue 4/15:59 pmLGA - STL

Nonstop2h 55mAmerican Airlines

Tue 4/2212:03 pmSTL - LGA

Nonstop2h 26mAmerican Airlines

Deal found 3/26

$226

Mon 5/129:55 pmEWR - STL

3 stops21h 46mMultiple Airlines

Mon 5/199:50 amSTL - EWR

2 stops24h 14mMultiple Airlines

Deal found 3/26

$251

Wed 4/238:00 amEWR - STL

1 stop7h 42mUnited Airlines

Wed 4/307:25 amSTL - EWR

Nonstop2h 38mUnited Airlines

Deal found 3/26

$253

Best flights from New York to St. Charles
Discover carefully curated flight deals from New York to St. Charles that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Thu 4/246:30 amLGA - STL

1 stop6h 50mSouthwest

Mon 4/289:40 amSTL - LGA

Nonstop2h 25mSouthwest

Deal found 3/27

$187

Thu 4/2411:25 amLGA - STL

1 stop5h 22mUnited Airlines

Mon 4/283:40 pmSTL - LGA

1 stop5h 08mUnited Airlines

Deal found 3/27

$192

Thu 4/243:25 pmJFK - STL

1 stop4h 58mAmerican Airlines

Mon 4/285:00 amSTL - JFK

1 stop4h 30mAmerican Airlines

Deal found 3/27

$196

Thu 5/16:59 pmLGA - STL

Nonstop2h 52mDelta

Thu 5/86:00 amSTL - LGA

Nonstop2h 28mDelta

Deal found 3/26

$197

Thu 5/110:00 pmLGA - STL

1 stop27h 14mFrontier

Mon 5/55:45 pmSTL - LGA

1 stop26h 14mFrontier

Deal found 3/28

$200

Thu 5/16:00 amLGA - STL

1 stop12h 15mMultiple Airlines

Sun 5/412:15 pmSTL - LGA

2 stops19h 45mMultiple Airlines

Deal found 3/27

$214

Thu 5/2211:42 amEWR - STL

1 stop24h 43mSun Country Air

Sun 5/2510:20 amSTL - EWR

1 stop23h 24mSun Country Air

Deal found 3/27

$310

Sat 5/174:31 pmEWR - STL

2 stops17h 44mSpirit Airlines

Thu 5/2210:10 amSTL - EWR

1 stop21h 57mSpirit Airlines

Deal found 3/27

$358

Tue 4/224:10 pmJFK - STL

1 stop6h 26mDelta

Tue 4/297:10 amSTL - JFK

1 stop5h 11mDelta

Deal found 3/26

$197

Fri 4/2511:03 amJFK - STL

1 stop14h 01mFrontier

Fri 5/29:55 pmSTL - JFK

1 stop30h 35mFrontier

Deal found 3/27

$200

Tue 4/19:30 amLGA - STL

Nonstop2h 53mAmerican Airlines

Wed 4/2312:03 pmSTL - LGA

Nonstop2h 26mAmerican Airlines

Deal found 3/27

$226

Sat 4/195:30 amEWR - STL

2 stops31h 15mMultiple Airlines

Tue 4/229:50 amSTL - EWR

2 stops12h 07mMultiple Airlines

Deal found 3/27

$253

Last-minute flights from New York to St. Charles
Discover last-minute flight deals from New York to St. Charles. Data last updated March 28, 2025 and is based on user searches.

Tue 4/19:30 amLGA - STL

Nonstop2h 53mAmerican Airlines

Wed 4/2312:03 pmSTL - LGA

Nonstop2h 26mAmerican Airlines

Deal found 3/27

$226

Tue 4/12:54 pmJFK - STL

1 stop5h 18mAmerican Airlines

Wed 4/239:18 amSTL - JFK

1 stop4h 35mAmerican Airlines

Deal found 3/27

$246

Tue 4/16:00 amLGA - STL

1 stop12h 52mMultiple Airlines

Wed 4/24:57 pmSTL - LGA

1 stop16h 05mMultiple Airlines

Deal found 3/25

$274

Tue 4/111:25 amLGA - STL

1 stop5h 22mUnited Airlines

Wed 4/21:12 pmSTL - LGA

1 stop6h 03mUnited Airlines

Deal found 3/26

$290

Tue 4/17:15 amLGA - STL

Nonstop2h 55mSouthwest

Tue 4/15:40 pmSTL - LGA

Nonstop2h 20mSouthwest

Deal found 3/26

$323

Wed 4/24:25 pmJFK - STL

1 stop8h 06mDelta

Tue 4/81:48 pmSTL - JFK

1 stop4h 12mDelta

Deal found 3/26

$295

Thu 4/37:20 pmEWR - STL

2 stops24h 21mMultiple Airlines

Thu 4/109:50 amSTL - EWR

2 stops12h 07mMultiple Airlines

Deal found 3/27

$309

Sat 4/53:05 pmLGA - STL

Nonstop2h 50mDelta

Wed 4/1612:55 pmSTL - LGA

Nonstop2h 27mDelta

Deal found 3/26

$275

Sat 4/51:12 pmEWR - STL

Nonstop2h 56mUnited Airlines

Tue 4/157:25 amSTL - EWR

Nonstop2h 38mUnited Airlines

Deal found 3/27

$275

Sat 4/58:00 amEWR - STL

1 stop4h 56mDelta

Tue 4/156:00 amSTL - EWR

1 stop5h 08mDelta

Deal found 3/26

$295

Sun 4/61:00 pmJFK - STL

1 stop11h 46mFrontier

Fri 4/114:57 pmSTL - JFK

1 stop6h 46mFrontier

Deal found 3/27

$228

Sun 4/610:00 pmLGA - STL

1 stop26h 46mFrontier

Thu 4/104:57 pmSTL - LGA

1 stop16h 33mFrontier

Deal found 3/27

$230

One-way flights from New York to St. Charles
Search for one-way flight options from New York to St. Charles. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Mon 5/56:30 amLGA - STL

Nonstop2h 45mDelta

Deal found 3/27

$89

Wed 4/232:00 pmEWR - STL

Nonstop2h 48mUnited Airlines

Deal found 3/27

$89

Thu 4/1710:57 amLGA - STL

1 stop7h 18mSpirit Airlines

Deal found 3/27

$90

Tue 4/295:45 amEWR - STL

1 stop12h 30mSpirit Airlines

Deal found 3/27

$90

Tue 5/1311:25 amLGA - STL

1 stop5h 22mUnited Airlines

Deal found 3/27

$94

Mon 5/197:15 amLGA - STL

1 stop5h 30mSouthwest

Deal found 3/27

$99

Tue 5/137:07 pmEWR - STL

1 stop5h 31mDelta

Deal found 3/27

$99

Tue 5/139:00 amJFK - STL

1 stop5h 07mAmerican Airlines

Deal found 3/27

$99

Sun 4/2711:03 amJFK - STL

1 stop14h 01mFrontier

Deal found 3/27

$105

Sat 4/2610:00 pmLGA - STL

1 stop27h 04mFrontier

Deal found 3/27

$106

Fri 5/911:50 amSWF - STL

1 stop22h 25mMultiple Airlines

Deal found 3/27

$108

Mon 5/195:30 amEWR - STL

2 stops14h 11mMultiple Airlines

Deal found 3/27

$113

Cheapflights Fare Finder

Use the filters below to find and compare flights from New York to St. Charles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 4/24

10:20 am-12:05 pm

Nonstop2h 45m

Lambert-St Louis

Mon 4/28

5:05 am-1:55 pm

1 stop7h 50m

$187

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 4/29

11:25 am-3:47 pm

1 stop5h 22m

Lambert-St Louis

Wed 4/30

8:00 am-2:16 pm

1 stop5h 16m

$192

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 4/24

3:25 pm-7:23 pm

1 stop4h 58m

Lambert-St Louis

Mon 4/28

5:00 am-10:30 am

1 stop4h 30m

$196

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Thu 4/24

1:10 pm-5:56 pm

1 stop5h 46m

Lambert-St Louis

Tue 4/29

7:10 am-1:21 pm

1 stop5h 11m

$197

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 5/21

6:30 am-8:07 am

Nonstop2h 37m

Lambert-St Louis

Tue 5/27

6:00 am-9:28 am

Nonstop2h 28m

$199

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 5/13

10:00 pm-12:06 am

1 stop27h 06m

Lambert-St Louis

Fri 5/16

5:55 pm-8:59 pm

1 stop26h 04m

$200

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Fri 4/25

11:03 am-12:04 am

1 stop14h 01m

Lambert-St Louis

Mon 4/28

5:41 pm-10:03 am

1 stop15h 22m

$200

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 4/29

6:00 am-5:15 pm

1 stop12h 15m

Lambert-St Louis

Wed 4/30

12:15 pm-9:00 am

2 stops19h 45m

$203

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 4/22

6:00 am-5:15 pm

1 stop12h 15m

Lambert-St Louis

Thu 4/24

6:10 pm-2:29 pm

2 stops19h 19m

$214

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 4/24

12:58 pm-2:45 pm

Nonstop2h 47m

Lambert-St Louis

Mon 4/28

9:12 am-3:00 pm

1 stop4h 48m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 41 results

...

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?

The best time to book flights from New York to St. Charles is 52 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?

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?

Travelers seeking maximum savings on their New York to St. Charles flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday 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

The most flights from NYC to CH5 are scheduled on a Wednesday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in St. Charles by month

In terms of precipitation, rainfall in St. Charles 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. Charles when rainfall is around 2.2 in.

Temperature in St. Charles by month

If weather is an important factor for your trip to St. Charles, 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).

Reviews of airlines servicing St. Charles

Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from New York to St. Charles to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.1

Very good

4,273 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines

8.0

Very good

9,798 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta

8.0

Very good

7,896 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,603 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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 $89 on Delta. Other airlines that offer cheap prices include United Airlines from $89 and Spirit Airlines from $90 one-way.
What are the most popular routes from New York to St. Charles?
Most travelers choose Newark - Lambert-St Louis, New York John F Kennedy Intl - Lambert-St Louis or New York LaGuardia - Lambert-St Louis when deciding on the best route from New York to St. Charles.
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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for New York to St. Charles

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Complete your trip

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Fort Leonard Wood car rentals

Top 6 airlines flying from New York to St. Charles

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$55	Average$133	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$195	Average$269	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$197	Average$359	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$198	Average$465	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$205	Average$353	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$259	Average$434	FlexibilityNo cancel fee	On-time69%

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$75+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from New York to St. Charles with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from New York to St. Charles are usually found in January or March, booked 52 days in advance, depart on a Tuesday or Thursday 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 March 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from New York to St. Charles

Cheapest flights from New York to St. CharlesExplore 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 March 28, 2025.

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 March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from New York to St. Charles that are best for you.

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.

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 March 21, 2025.

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

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 March 28, 2025.

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.

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 March 28, 2025.

Rainfall in St. Charles by month

Plan your trip to St. Charles by taking into account the average rainfall totals by month.

Temperature in St. Charles by month

Plan your trip to St. Charles by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Charles

Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from New York to St. Charles to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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Alternative routes for New York to St. Charles

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Top 6 airlines flying from New York to St. Charles

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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 March 28, 2025.