How much is a flight from Denver to Ontario?

Depending on when you travel and how far in advance you book, fares between Denver and Ontario can differ a lot.

Select your dates to check current offers.

Low-cost airlines offer competitive fares, but often add charges for extra services. Keep that in mind when planning your trip. Also, midweek departures may offer better deals than weekends.

Is there more than one airport in Denver or Ontario?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• Airports in Denver: Only Denver is currently operational.
• Airports in Ontario: Ontario is the only airport in operation.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Ontario as well.

Refine your flight search from Denver to Ontario

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from Expedia, eDreams, and top carriers.

Other popular destinations

Also looking at United States? These cities are trending: Atlanta, Los Angeles, Miami, New York City, Orlando.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.