Flights to Ontario International

Find flights to Ontario International with Skyscanner

Compare and find cheap tickets to Ontario International using Skyscanner's free and comprehensive flight search. We help travellers plan their next adventure by comparing flights from hundreds of airlines and travel agents in one search. So whether you are looking for flights to Ontario International with Aer Lingus or Ryanair, Skyscanner will help you find the best travel deal.

How to get cheap flights to Ontario International

Skyscanner has a range of useful tools and features to assist you with your flight booking:

  • Sign up to our price alerts and monitor the price of your flights to Ontario International.
  • Flexible with travel dates? Our 'whole month' search tool will show you the cheapest day to fly to Ontario International.

When to book flights to Ontario International

Check out our best time to book tool to see whether Ontario International is featured.

Useful information when booking flights to Ontario International

Scroll down to get further information on:

  • The cheapest route when flying to Ontario International.
  • Airports close to Ontario International.

Once you have your ticket to Ontario International, it's time to get your suitcase packed! We offer detailed luggage guides for some of the most popular airlines to help you along the way: Ryanair, Aer Lingus and EasyJet.

Compare car hire and hotels with Skyscanner

On top of helping you find cheap plane tickets to Ontario International, you can also use Skyscanner to find the best deal on hotels and car hire.

Flexible where you fly? Search nearby airports for bigger savings.

Airports near Ontario International

Frequently asked questions

There are 3 airports in Ontario: Ontario International, Upland Cable and Chino.
Frontier Airlines, Delta, Qatar Airways, KLM, Air France, Volaris, United and jetBlue all fly direct to Ontario International.
The cheapest month to fly to Ontario International is March.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.