Destinations from Ontario International Airport (ONT)

Ontario International Airport (ONT) has direct flights to 14 destinations in 2 countries, served by 7 airlines.

Route network sourced from historical airline schedule data and may not reflect current service — always confirm with the airline before booking.

Destination	Airlines	Today
Chicago MDW · Chicago Midway International Airport	Southwest Airlines
Dallas-Fort Worth DFW · Dallas Fort Worth International Airport	American Airlines
Denver DEN · Denver International Airport	United Airlines, Southwest Airlines
Guadalajara GDL · Don Miguel Hidalgo Y Costilla International Airport	Aeromexico, Delta Air Lines, Volaris
Houston IAH · George Bush Intercontinental Houston Airport	United Airlines
Las Vegas LAS · McCarran International Airport	Southwest Airlines
Oakland OAK · Metropolitan Oakland International Airport	Southwest Airlines
Phoenix PHX · Phoenix Sky Harbor International Airport	American Airlines, Southwest Airlines
Portland PDX · Portland International Airport	American Airlines, Alaska Airlines
Sacramento SMF · Sacramento International Airport	Southwest Airlines
Salt Lake City SLC · Salt Lake City International Airport	Delta Air Lines
San Francisco SFO · San Francisco International Airport	United Airlines
San Jose SJC · Norman Y. Mineta San Jose International Airport	Southwest Airlines
Seattle SEA · Seattle Tacoma International Airport	American Airlines, Alaska Airlines

Other major airports