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
09/04/25
1 Stopover (DTW)
NK3897, NK2318
09h 01min
Return
09/28/25
1 Stopover (DTW)
NK0298, NK3896
19h 55min
Spirit Airlines
$204
Best option
St. Louis
Newark
Outbound
09/04/25
direct
UA3425
02h 36min
Return
09/28/25
direct
UA3630
02h 46min
United Airlines ?
$265
St. Louis
Newark
Outbound
09/04/25
direct
UA3424
02h 38min
Return
09/28/25
direct
UA3694
02h 56min
United Airlines ?
$271
St. Louis
Newark
Outbound
09/04/25
1 Stopover (ORD)
AA6381, AA1936
07h 03min
Return
09/28/25
1 Stopover (CLT)
AA1575, AA0831
06h 27min
American Airlines ?
$288
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
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
09/04/25
1 Stopover (CLT)
AA0858, AA1216
07h 49min
Return
09/28/25
1 Stopover (ORD)
AA1691, AA2514
05h 16min
American Airlines ?
$360
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
09/04/25
direct
UA3424
02h 38min
Return
09/28/25
direct
UA3694
02h 56min
United Airlines ?
$778
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 $203.96
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