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STL to TTN: distance & flight time
St. Louis (St Louis Lambert International Airport) → Trenton (Trenton Mercer Airport)
835 mi
1,344 km · 725 nm
2h 17m
estimated nonstop flight time
+1h
time difference · heading east
See live STL→TTN fares Phone-only fares on this route — call free
Flight time details
835 miles nonstop takes roughly 2h 17m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- TTN — Trenton Mercer Airport · Trenton, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Near TTN
- PHL · Philadelphia International Airport36 mi away
- EWR · Newark Liberty International Airport44 mi away
- PNE · Northeast Philadelphia Airport17 mi away
- DYL · Doylestown Airport17 mi away
Frequently asked questions
How far is STL from TTN?
The flight distance from St. Louis (STL) to Trenton (TTN) is 835 miles (1,344 km, 725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to TTN?
A nonstop flight takes about 2h 17m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between St. Louis and Trenton?
Trenton is 1 hour ahead of St. Louis.
What is the cheapest way to fly from STL to TTN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–TTN that never appear on search engines, with no booking fees.