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Cheap flights from St. Louis to New York from $65

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.
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0 bags

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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
11:21 am - 9:29 pm
STL
-
EWR
9h 08m
1 stop
Frontier Logo
10:29 pm - 6:50 am
EWR
-
STL
9h 21m
1 stop
$131Frontier
Tue, Apr 7 - Tue, Apr 14
Frontier Logo
11:21 am - 9:29 pm
STL
-
EWR
9h 08m
1 stop
Frontier Logo
10:29 pm - 6:50 am
EWR
-
STL
9h 21m
1 stop
$136Frontier
Tue, Apr 7 - Tue, Apr 14
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
$137Multiple Airlines
Tue, Mar 31 - Tue, Apr 7
Frontier Logo
11:32 am - 9:30 pm
STL
-
EWR
8h 58m
1 stop
Frontier Logo
10:30 pm - 10:32 am
EWR
-
STL
13h 02m
1 stop
$138Frontier
Wed, Mar 18 - Mon, Mar 23
Frontier Logo
12:16 pm - 1:03 am
STL
-
EWR
11h 47m
1 stop
Frontier Logo
10:18 pm - 10:32 am
EWR
-
STL
13h 14m
1 stop
$144Frontier
Mon, Mar 23 - Mon, Mar 30
Frontier Logo
2:09 pm - 1:03 am
STL
-
EWR
9h 54m
1 stop
Frontier Logo
10:30 pm - 10:32 am
EWR
-
STL
13h 02m
1 stop
$145Frontier
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
2:09 pm - 1:03 am
STL
-
EWR
9h 54m
1 stop
Multiple Airlines Logo
5:50 am - 10:37 am
EWR
-
STL
5h 47m
1 stop
$146Multiple Airlines
Mon, Mar 9 - Wed, Mar 18
Multiple Airlines Logo
2:09 pm - 11:29 pm
STL
-
EWR
8h 20m
1 stop
Multiple Airlines Logo
10:30 pm - 10:31 am
EWR
-
STL
13h 01m
1 stop
$151Multiple Airlines
Mon, Mar 9 - Wed, Mar 25
Frontier Logo
11:32 am - 1:03 am
STL
-
EWR
12h 31m
1 stop
Frontier Logo
10:30 pm - 10:37 am
EWR
-
STL
13h 07m
1 stop
$152Frontier
Wed, Mar 11 - Tue, Mar 17
Multiple Airlines Logo
11:32 am - 1:03 am
STL
-
EWR
12h 31m
1 stop
Multiple Airlines Logo
5:50 am - 1:34 pm
EWR
-
STL
8h 44m
1 stop
$153Multiple Airlines
Wed, Mar 11 - Mon, Mar 16

Frontier flights from St. Louis to Newark Airport

Our best Frontier deals on St. Louis to Newark Airport flight tickets
Frontier
Apr 7
STL11:21 amLambert-St Louis
9h 08m
1 stop
EWR9:29 pmNewark
Apr 14
EWR10:29 pmNewark
9h 21m
1 stop
STL6:50 amLambert-St Louis
$131
Frontier
Apr 7
STL11:21 amLambert-St Louis
9h 08m
1 stop
EWR9:29 pmNewark
Apr 14
EWR10:29 pmNewark
9h 21m
1 stop
STL6:50 amLambert-St Louis
$136
Frontier
Mar 18
STL11:32 amLambert-St Louis
8h 58m
1 stop
EWR9:30 pmNewark
Mar 23
EWR10:30 pmNewark
13h 02m
1 stop
STL10:32 amLambert-St Louis
$138

United Airlines flights from St. Louis to Newark Airport

Our best United Airlines deals on St. Louis to Newark Airport flight tickets
United Airlines
Apr 25
STL7:45 amLambert-St Louis
5h 15m
1 stop
EWR2:00 pmNewark
Apr 25
EWR9:59 pmNewark
2h 58m
STL11:57 pmLambert-St Louis
$175
United Airlines
Mar 7
STL7:41 amLambert-St Louis
7h 21m
1 stop
EWR4:02 pmNewark
Mar 7
EWR9:47 pmNewark
3h 04m
STL11:51 pmLambert-St Louis
$261
United Airlines
Mar 7
STL5:00 amLambert-St Louis
6h 28m
1 stop
EWR12:28 pmNewark
Mar 7
EWR6:27 pmNewark
5h 32m
1 stop
STL10:59 pmLambert-St Louis
$271

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 February 24, 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

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/7

11:21 am-9:29 pm

1 stop9h 08m

Newark

Tue 4/14

10:29 pm-6:50 am

1 stop9h 21m

$131

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/7

11:21 am-9:29 pm

1 stop9h 08m

Newark

Tue 4/14

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

Tue 4/7

5:50 am-10:30 am

1 stop5h 40m

$137

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 3/18

11:32 am-9:30 pm

1 stop8h 58m

Newark

Mon 3/23

10:30 pm-10:32 am

1 stop13h 02m

$138

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 3/23

12:16 pm-1:03 am

1 stop11h 47m

Newark

Mon 3/30

10:18 pm-10:32 am

1 stop13h 14m

$144

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 3/9

2:09 pm-1:03 am

1 stop9h 54m

Newark

Mon 3/23

10:30 pm-10:32 am

1 stop13h 02m

$145

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 3/9

2:09 pm-1:03 am

1 stop9h 54m

Newark

Wed 3/18

5:50 am-10:37 am

1 stop5h 47m

$146

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 3/9

2:09 pm-11:29 pm

1 stop8h 20m

Newark

Wed 3/25

10:30 pm-10:31 am

1 stop13h 01m

$151

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 3/11

11:32 am-1:03 am

1 stop12h 31m

Newark

Tue 3/17

10:30 pm-10:37 am

1 stop13h 07m

$152

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 3/11

11:32 am-1:03 am

1 stop12h 31m

Newark

Mon 3/16

5:50 am-1:34 pm

1 stop8h 44m

$153

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $325, 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 $343.

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 $293 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?

No. A direct flight is the cheapest option for a flight between St. Louis to Newark Airport.

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

As of February 2026, prices for St. Louis to Newark Airport flights are approximately 51% 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

$206

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 $206. The best round-trip flight deal from St. Louis to Newark Airport found on momondo in the last 72 hours is $382.
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
8,493 reviews
Search Spirit Airlines flights
FrontierPriceFrom $87Free CancellationRating
5.7
3,043 reviews
Search Frontier flights
DeltaPriceFrom $207Free CancellationRating
7.9
8,239 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
11,344 reviews
Search American Airlines flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,344 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 21 flights/week on average for this route. A good United Airlines flight deal for St. Louis to Newark Airport starts from $252 round-trip, up to an average price of $379. 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
Tannersville
Wayne
Stamford
East Stroudsburg
Secaucus
Parsippany
Ocean Grove
Woodbridge

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

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