Flights from Ontario to Columbus

Did you mean Flights from Columbus to Ontario?

Ontario

United States

ONT

Ontario International Airport

Columbus

United States

CMH

Port Columbus International Airport

Route: Published service includes stops
Distance: 1,945 miles
Marketing airlines: 1 airline
Aircraft: 1 aircraft type
Dates: Nov 1, 2026 – Jan 4, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-23 – 2026-11-21.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Ontario to Columbus route overview

Ontario International Airport (ONT) serves Ontario; Port Columbus International Airport (CMH) serves Columbus.

The airports are 1,945 miles apart by great-circle distance.

Roame's current schedule feed lists service with stops from ONT to CMH, but no nonstop service.

Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Nov 1, 2026 – Jan 4, 2027.

Marketing airlines on the Ontario to Columbus route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Aircraft flying from ONT to CMH

Frequently asked questions

Which airports serve the Ontario to Columbus route?

Ontario International Airport (ONT) is the origin airport and Port Columbus International Airport (CMH) is the destination airport.

How far is Columbus from Ontario?

ONT and CMH are approximately 1,945 miles apart by great-circle distance.

Are there direct flights from ONT to CMH?

No. Roame's current schedule feed lists service with stops from ONT to CMH, but no nonstop service.

Which airlines market flights from ONT to CMH?

Which aircraft fly from ONT to CMH?

Aircraft listed in the current schedule include 7S7.