$147 Cheap United flights Ontario (ONT) to St. Louis (STL)
Prices were available within the past 7 days and start at $147 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Origin airport | Los Angeles - Ontario Intl. |
Destination airport | Lambert-St. Louis Intl. |
Airlines serving | Delta, Frontier Airlines |
Popular airline | Delta |
Distance | 2467 km |
Average flight time | 5 hours 15 mins |
Most Popular United Routes from Ontario
Most Popular United Routes from St. Louis
- New Orleans to Atlanta (MSY - ATL)
- Boston to Dublin (BOS - DUB)
- Phoenix to Detroit (PHX - DTW)
- Denver to Traverse City (DEN - TVC)
- Denver to Columbus (DEN - CMH)
- Raleigh to Austin (RDU - AUS)
- New York to Rome (JFK - FCO)
- Houston to Reno (IAH - RNO)
- Boston to Dublin (BOS - DUB)
- Greensboro to Hartford (GSO - BDL)
Popular Domestic Routes in Lambert-St. Louis Intl.
- Denver to Columbus (DEN - CMH)
- Dallas to Las Vegas (DFW - LAS)
- Dallas to Las Vegas (DFW - LAS)
- Atlanta to New York (ATL - LGA)
- Cleveland to Tampa (CLE - TPA)
- Houston to Reno (IAH - RNO)
- Raleigh to Austin (RDU - AUS)
- Greensboro to Hartford (GSO - BDL)
- Greensboro to Hartford (GSO - BDL)
- Detroit to Phoenix (DTW - PHX)