Cheap flights from Redmond to Ontario

One-way fares from $215 · RDM → ONT · prices found by travellers in the last 48 hours

Compare all dates Ontario → Redmond
Cheapest fare
$215

United Airlines · Tue, Dec 15

Cheapest month
December

from $215

Direct flights
Not recently

Usually 1+ stop

Quickest trip
3h 10m

1,170 km

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Cheapest month to fly from Redmond to Ontario

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

  1. December 2026 Cheapest $215

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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 Redmond to Ontario

Redmond (RDM) and Ontario (ONT) are about 1,170 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 3h 10m. Over the next few months, one-way fares start from $215, and December 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 Redmond to Ontario?

The cheapest one-way fare we've seen recently is $215 with United Airlines, departing Tuesday, December 15, 2026.

What is the cheapest month to fly from Redmond to Ontario?

December 2026 currently has the lowest fares, from $215 one way.

Are there direct flights from Redmond to Ontario?

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

How long is the flight from Redmond to Ontario?

The quickest journey we've seen takes about 3h 10m. Redmond and Ontario are around 1,170 km apart.

Which airlines fly from Redmond to Ontario?

Recent fares on this route were with United Airlines.

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