Cheap flights from Oklahoma City to Ontario

One-way fares from $147 · OKC → ONT · prices found by travellers in the last 48 hours

Compare all dates Ontario → Oklahoma City
Cheapest fare
$147

Frontier Airlines · Wed, Nov 11

Cheapest month
November

from $147

Direct flights
Not recently

Usually 1+ stop

Quickest trip
4h 11m

1,840 km

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Cheapest month to fly from Oklahoma City to Ontario

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $147

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Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

Things to do in OntarioTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in OntarioPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in OntarioCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Oklahoma City to Ontario

Oklahoma City (OKC) and Ontario (ONT) are about 1,840 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 4h 11m. Over the next few months, one-way fares start from $147, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Oklahoma City to Ontario?

The cheapest one-way fare we've seen recently is $147 with Frontier Airlines, departing Wednesday, November 11, 2026.

What is the cheapest month to fly from Oklahoma City to Ontario?

November 2026 currently has the lowest fares, from $147 one way.

Are there direct flights from Oklahoma City to Ontario?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Oklahoma City to Ontario?

The quickest journey we've seen takes about 4h 11m. Oklahoma City and Ontario are around 1,840 km apart.

Which airlines fly from Oklahoma City to Ontario?

Recent fares on this route were with Frontier Airlines.

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