Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to New York from $66

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to New York departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from St. Louis to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:23 pm - 1:16 am
STL
-
EWR
27h 53m
1 stop
Frontier Logo
10:29 pm - 6:50 am
EWR
-
STL
9h 21m
1 stop
$128Frontier
Wed, Apr 22 - Tue, Apr 28
Multiple Airlines Logo
11:27 am - 9:23 pm
STL
-
EWR
8h 56m
1 stop
Multiple Airlines Logo
5:50 am - 10:30 am
EWR
-
STL
5h 40m
1 stop
$135Multiple Airlines
Tue, Mar 31 - Tue, Apr 7
Frontier Logo
8:23 pm - 1:16 am
STL
-
EWR
27h 53m
1 stop
Frontier Logo
10:29 pm - 6:50 am
EWR
-
STL
9h 21m
1 stop
$136Frontier
Wed, Apr 15 - Tue, Apr 21
Frontier Logo
11:27 am - 9:23 pm
STL
-
EWR
8h 56m
1 stop
Frontier Logo
10:29 pm - 10:30 am
EWR
-
STL
13h 01m
1 stop
$142Frontier
Tue, Mar 31 - Mon, Apr 6
Multiple Airlines Logo
11:27 am - 9:23 pm
STL
-
EWR
8h 56m
1 stop
Multiple Airlines Logo
5:50 am - 10:30 am
EWR
-
STL
5h 40m
1 stop
$145Multiple Airlines
Tue, Mar 31 - Tue, Apr 7
Frontier Logo
11:27 am - 9:23 pm
STL
-
EWR
8h 56m
1 stop
Frontier Logo
5:59 am - 5:34 pm
EWR
-
STL
12h 35m
1 stop
$148Frontier
Tue, Mar 31 - Thu, Apr 9
Multiple Airlines Logo
11:21 am - 11:29 pm
STL
-
EWR
11h 08m
1 stop
Multiple Airlines Logo
10:29 pm - 6:50 am
EWR
-
STL
9h 21m
1 stop
$151Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
Frontier Logo
11:27 am - 1:03 am
STL
-
EWR
12h 36m
1 stop
Frontier Logo
10:29 pm - 10:30 am
EWR
-
STL
13h 01m
1 stop
$152Frontier
Tue, Mar 31 - Mon, Apr 6
Frontier Logo
8:13 pm - 9:29 pm
STL
-
EWR
24h 16m
1 stop
Frontier Logo
10:29 pm - 6:50 am
EWR
-
STL
9h 21m
1 stop
$153Frontier
Mon, May 11 - Fri, May 15
Frontier Logo
11:27 am - 9:23 pm
STL
-
EWR
8h 56m
1 stop
Frontier Logo
1:30 pm - 11:25 pm
EWR
-
STL
10h 55m
1 stop
$160Frontier
Tue, Mar 31 - Wed, Apr 8

Frontier flights from St. Louis to Newark Airport

Our best Frontier deals on St. Louis to Newark Airport flight tickets
Frontier
Apr 22
STL8:23 pmLambert-St Louis
27h 53m
1 stop
EWR1:16 amNewark
Apr 28
EWR10:29 pmNewark
9h 21m
1 stop
STL6:50 amLambert-St Louis
$128
Frontier
Apr 15
STL8:23 pmLambert-St Louis
27h 53m
1 stop
EWR1:16 amNewark
Apr 21
EWR10:29 pmNewark
9h 21m
1 stop
STL6:50 amLambert-St Louis
$136
Frontier
Mar 31
STL11:27 amLambert-St Louis
8h 56m
1 stop
EWR9:23 pmNewark
Apr 6
EWR10:29 pmNewark
13h 01m
1 stop
STL10:30 amLambert-St Louis
$142

United Airlines flights from St. Louis to Newark Airport

Our best United Airlines deals on St. Louis to Newark Airport flight tickets
United Airlines
Mar 11
STL7:00 amLambert-St Louis
2h 29m
EWR10:29 amNewark
Apr 15
EWR9:59 pmNewark
2h 58m
STL11:57 pmLambert-St Louis
$318
United Airlines
Mar 11
STL11:25 amLambert-St Louis
6h 24m
1 stop
EWR6:49 pmNewark
Apr 15
EWR9:59 pmNewark
2h 58m
STL11:57 pmLambert-St Louis
$328
United Airlines
Mar 11
STL7:00 amLambert-St Louis
2h 29m
EWR10:29 amNewark
Apr 2
EWR6:00 amNewark
5h 45m
1 stop
STL10:45 amLambert-St Louis
$355

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Newark Airport 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, momondo users made 832,500 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from St. Louis to Newark Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 4/22

8:23 pm-1:16 am

1 stop27h 53m

Newark

Tue 4/28

10:29 pm-6:50 am

1 stop9h 21m

$128
Quickest round-trip

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/31

11:27 am-9:23 pm

1 stop8h 56m

Newark

Tue 4/7

5:50 am-10:30 am

1 stop5h 40m

$135

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 4/15

8:23 pm-1:16 am

1 stop27h 53m

Newark

Tue 4/21

10:29 pm-6:50 am

1 stop9h 21m

$136

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/31

11:27 am-9:23 pm

1 stop8h 56m

Newark

Mon 4/6

10:29 pm-10:30 am

1 stop13h 01m

$142

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/31

11:27 am-9:23 pm

1 stop8h 56m

Newark

Tue 4/7

5:50 am-10:30 am

1 stop5h 40m

$145

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/31

11:27 am-9:23 pm

1 stop8h 56m

Newark

Thu 4/9

5:59 am-5:34 pm

1 stop12h 35m

$148

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/7

11:21 am-11:29 pm

1 stop11h 08m

Newark

Tue 4/14

10:29 pm-6:50 am

1 stop9h 21m

$151

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/31

11:27 am-1:03 am

1 stop12h 36m

Newark

Mon 4/6

10:29 pm-10:30 am

1 stop13h 01m

$152

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 5/11

8:13 pm-9:29 pm

1 stop24h 16m

Newark

Fri 5/15

10:29 pm-6:50 am

1 stop9h 21m

$153

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/31

11:27 am-9:23 pm

1 stop8h 56m

Newark

Wed 4/8

1:30 pm-11:25 pm

1 stop10h 55m

$160

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to New York from

How to get the cheapest flight ticket from St. Louis to Newark Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Newark Airport?

The cheapest month to fly to Newark Airport from St. Louis is in August. Flight prices, which tend to average around $326, are often lower during this time because this is during the off-season. If you don’t want to visit Newark Airport in August, then you should wait until September to fly from St. Louis, when ticket prices are also cheap, with an average price of $333.

What is the cheapest day to depart on your flight to Newark Airport?

The cheapest day to depart on your flight to Newark Airport is on a Friday when prices can be found for as low as $516. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Newark Airport for around $942.

What is the cheapest time of day to depart on your flight to Newark Airport?

The cheapest time of day to fly to Newark Airport is in the morning when flights can be purchased for as low as $544. Flights in the afternoon are often more expensive with an average ticket price of $689.

What is the cheapest Lambert-St Louis to Newark flight route?

Fly from Lambert-St Louis to Newark for the best Lambert-St Louis - Newark flight prices

How far in advance should I book a flight to Newark Airport?

You are more likely to see cheaper flights to Newark Airport from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Newark Airport for around $365 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Newark Airport from St. Louis for as low as $306 on momondo.

What cabin class options are available on Lambert-St Louis to Newark flights?

There are 4 cabin classes available to choose from on Lambert-St Louis to Newark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Newark Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a St. Louis to Newark Airport flight.

How have St. Louis to Newark Airport flight prices changed over time?

As of March 2026, prices for St. Louis to Newark Airport flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Newark Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Newark Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Newark Airport (STL to EWR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Newark Airport

Best Price Found

$197

Fastest flight time

2h 29m

Direct flights

Every day
The best one-way flight to Newark Airport from St. Louis in the past 72 hours is $197. The best round-trip flight deal from St. Louis to Newark Airport found on momondo in the last 72 hours is $390.
The fastest flight from St. Louis to Newark Airport takes 2h 29m
Direct flights go from St. Louis to Newark Airport every day.
Search flight deals

  • How far is Lambert-St Louis to Newark by plane?

    A flight from Lambert-St Louis to Newark will travel around 862.3 mi. 2h 29m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Newark Airport?

    Prices for flights from Lambert-St Louis Airport to Newark Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Newark Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Newark Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Newark Airport.

  • What documentation or ID do you need to fly to Newark Airport?

    The necessary travel and health documents for your Newark Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Newark Airport?

  • What is the most popular airline from St. Louis to Newark Airport?

Best airlines flying from St. Louis to Newark Airport

Compare and see reviews for airlines that fly from St. Louis to Newark Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $73Free CancellationRating
6.3
8,513 reviews
Search Spirit Airlines flights
FrontierPriceFrom $87Free CancellationRating
5.7
3,033 reviews
Search Frontier flights
DeltaPriceFrom $207Free CancellationRating
7.9
8,276 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.1
11,410 reviews
Search American Airlines flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights

  • United Airlines Flights From St. Louis to Newark Airport

    United Airlines is one of the most popular airlines flying from St. Louis to Newark Airport, operating 19 flights/week on average for this route. A good United Airlines flight deal for St. Louis to Newark Airport starts from $256 round-trip, up to an average price of $381. Our users have rated United Airlines at 7.4/10.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
Bethlehem
East Rutherford
Jim Thorpe
Asbury Park
Point Pleasant Beach
Beach Haven
Long Branch
Spring Lake
Wayne
Tannersville
Stamford
East Stroudsburg
Woodbridge
Secaucus
Parsippany
Ocean Grove

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to New York?

It is quick and easy to find St. Louis to New York flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to New York that suits you.

Can I find flights from St. Louis to New York with flexible booking policies on momondo?

Flights from St. Louis to New York with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to New York?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to New York.

I’m not ready to book a flight from St. Louis to New York right now. Can momondo alert me if prices change?

Price alerts on flights to New York from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Newark Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/9
Thu 4/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to New York