$173 Cheap American Airlines flights St. Louis (STL) to Newark Liberty Intl. Airport (EWR)

View $173 flight on Tue, Dec 16, 2025Opens in a new window

$173 Cheap American Airlines flights St. Louis (STL) to Newark Liberty Intl. Airport (EWR)

Prices were available within the past 7 days and start at $173 for one-way flights and $357 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Dec 22 - Tue, Jan 6
STL
St. Louis
EWR
New York
$357 Roundtrip, found 1 day ago
$357
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 22 from St. Louis to New York, returning Tue, Jan 6, priced at $357 found 1 day ago

Find the cheapest month to fly from St. Louis (STL) to New York (EWR)

August is typically the cheapest month to fly

From $135 - $324 per traveler.

Alternative airports near New York

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Liberty Intl. EWR. Cheapest option available. Average driving time to city center is 19 minutes. Flights from $599
EWR
Liberty Intl.
Cheapest
Average driving time to city center19 min
Flights from $599
Flights from St. Louis (STL) to Newark Liberty Intl. Airport (EWR)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Newark Liberty Intl. Airport
Airlines serving
American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Popular airline
Delta
Distance
1391 km
Average flight time
5 hours 6 mins