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Flights from Allentown to Ontario
There are no direct flights from Allentown to Ontario. The fastest way is one stop via Atlanta or Denver, about 7h 10m door to door (5 connections a week on current schedules).
No direct flights · 4 connection options From 7h 10m
Allentown to Ontario at a glance
Fastest journey7h 10mVia Atlanta, on current schedules
Nonstop flightsNoneConnect via Atlanta or Denver
Best ways to fly from Allentown to Ontario
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
ABE Atlanta (ATL) ONT
Leg 1: Delta Air Lines · Leg 2: Delta Air Lines
Mon18:00 ABE19:47 ATL1h 13m connection21:00 ATL22:10 ONTDelta Air Lines
2Search
ABE Denver (DEN) ONT
Leg 1: Allegiant Air · Leg 2: Frontier Airlines, Southwest Airlines, United Airlines
Mon07:30 ABE09:13 DEN2h 32m connection11:45 DEN12:53 ONTAllegiant Air + United Airlines
3Search
ABE Chicago (ORD) ONT
Leg 1: Envoy Air, SkyWest · Leg 2: United Airlines, Volaris
Sat10:45 ABE11:44 ORD8h 31m connection20:15 ORD22:11 ONTSkyWest + United Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 3,762 km2,336 miles
- Journey time
- 7h 10mon current schedules
- Time difference
- -3hOntario vs Allentown
- Currency in Ontario
- USD
- Airports
- ABE → ONT
Flights from Allentown to Ontario: questions answered
Are there direct flights from Allentown to Ontario?
No. There is no nonstop service, so you will connect, most easily in Atlanta, Denver and Chicago. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Allentown to Ontario?
With one connection the journey usually takes around 7h 10m, depending on the layover. The straight-line distance is 3,762 km.
Where do you change planes between Allentown and Ontario?
The best connecting points are Atlanta (ATL), Denver (DEN), Chicago (ORD) and Nashville (BNA). Delta Air Lines flies both legs via Atlanta, so you can book it as one ticket.
Which airports serve Allentown and Ontario?
Allentown: Lehigh Valley International Airport (ABE). Ontario: Ontario International Airport (ONT).
What is the time difference between Allentown and Ontario?
Ontario is 3 hours behind Allentown.





