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SPI to ONT: distance & flight time
Springfield (Abraham Lincoln Capital Airport) → Ontario (Ontario International Airport)
1,586 mi
2,552 km · 1,378 nm
3h 35m
estimated nonstop flight time
-2h
time difference · heading west
See live SPI→ONT fares Phone-only fares on this route — call free
Flight time details
1,586 miles nonstop takes roughly 3h 35m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- SPI — Abraham Lincoln Capital Airport · Springfield, United States
- ONT — Ontario International Airport · Ontario, 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 SPI
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Frequently asked questions
How far is SPI from ONT?
The flight distance from Springfield (SPI) to Ontario (ONT) is 1,586 miles (2,552 km, 1,378 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPI to ONT?
A nonstop flight takes about 3h 35m 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 Springfield and Ontario?
Ontario is 2 hours behind Springfield.
What is the cheapest way to fly from SPI to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPI–ONT that never appear on search engines, with no booking fees.