Flights from St. Louis to Newark

Our cheapest offers for flights from St. Louis to Newark

Here you can compare cheap flights from St. Louis (STL) to Newark (EWR) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Newark. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
St. Louis
Newark
Outbound
10/18/25
1 Stopover (CLT)
AA1515, AA1697
04h 16min
Return
11/17/25
1 Stopover (ORD)
AA3702, AA4135
15h 32min
American Airlines ?
$320
Best option
St. Louis
Newark
Outbound
10/18/25
1 Stopover (ORD)
AA4282, AA1691
04h 54min
Return
11/17/25
1 Stopover (CLT)
AA1575, AA2486
04h 57min
American Airlines ?
$404
St. Louis
Newark
Outbound
10/18/25
1 Stopover (CLT)
AA2486, AA1330
04h 18min
Return
11/17/25
1 Stopover (ORD)
AA3702, AA4135
15h 32min
American Airlines ?
$328
St. Louis
Newark
Outbound
10/18/25
1 Stopover (ORD)
AA4282, AA1691
04h 54min
Return
11/17/25
1 Stopover (ORD)
AA3702, AA4135
15h 32min
American Airlines ?
$355
St. Louis
Newark
Outbound
10/18/25
1 Stopover (FLL)
NK1041, NK0385
12h 26min
Return
11/17/25
3 Stopovers (ATL, ORD, UIN)
NK0742, NK1200, 9X0488, 9X0463
28h 22min
Spirit Airlines
$373
St. Louis
Newark
Outbound
10/18/25
1 Stopover (SEA)
AS0388, AS0314
13h 02min
Return
11/17/25
1 Stopover (PHX)
AS4512, AS4020
14h 15min
Alaska Airlines ?
$12,668
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from St. Louis to Newark

Favorite airline: Spirit Airlines
Flight tickets on the route St. Louis – Newark are most frequently booked with Spirit Airlines.
Spirit Airlines
59 %
United Airlines
29 %
Delta
6 %
Stopover flights are the cheapest connection
Flights with a stopover are on average $16.00 cheaper than direct flights.
non stop flight
1 stop
02h 29min
05h 42min
292 $
276 $
Favourite connection: via Orlando
Flights with a stopover in Orlando are the most popular connection for this route.
Route
bookings
1 stopover Orlando International Airport, FL
05h 42min, from 276 $
67 %
Direct flights
02h 29min, from 292 $
27 %
1 stopover Minneapolis - St. Paul International Airport, MN
15h 23min, from 301 $
7 %

Important flight information

Flight information: St. Louis - Newark

Roundtrip from 319,85 $
Flight duration min. 02:15 / max. 02:35
Return flight duration min. 02:45/ max. 10:05
Distance 1402 km
Flights per week 53
Departure airport Airport St. Louis - Lambert International Airport (STL)
Arrival airport Airport New York - Newark Liberty International Airport, NJ (EWR)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Newark
Flight destinations with a similar price
Flight destinations with a similar price