Cheap flights from Grand Rapids, MI to Ontario, CA
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Ontario
Cheapest one-way trip | $237 |
---|---|
Cheapest round-trip | $1,021 |
Most popular airline | United Airlines |
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The most popular airlines for this route are United Airlines, and Alaska Airlines. Grand Rapids and Ontario have 40 direct flights per week.
Check-in for a flight from Grand Rapids to Ontario
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Ontario
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 18°C | 7°C |
February | 18°C | 7°C |
March | 20°C | 8°C |
April | 23°C | 10°C |
May | 25°C | 12°C |
June | 29°C | 16°C |
July | 33°C | 19°C |
August | 33°C | 20°C |
September | 32°C | 18°C |
October | 27°C | 15°C |
November | 22°C | 10°C |
December | 17°C | 7°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Grand Rapids
- Flights from Grand Rapids to Orlando
- Flights from Grand Rapids to Denver
- Flights from Grand Rapids to Las Vegas
- Flights from Grand Rapids to Tampa
- Flights from Grand Rapids to Nashville
- Flights from Grand Rapids to Los Angeles
- Flights from Grand Rapids to Phoenix
- Flights from Grand Rapids to Fort Lauderdale
- Flights from Grand Rapids to Fort Myers
- Flights from Grand Rapids to San Diego
- Flights from Grand Rapids to New Orleans
- Flights from Grand Rapids to Sarasota
- Flights from Grand Rapids to Jacksonville
- Flights from Grand Rapids to Salt Lake City
- Flights from Grand Rapids to Portland
- Flights from Grand Rapids to Austin
- Flights from Grand Rapids to Atlanta
- Flights from Grand Rapids to Dallas
- Flights from Grand Rapids to Savannah
- Flights from Grand Rapids to Houston
Flights to Ontario
- Flights from Denver to Ontario
- Flights from Orlando to Ontario
- Flights from Austin to Ontario
- Flights from Atlanta to Ontario
- Flights from Sacramento to Ontario
- Flights from Seattle to Ontario
- Flights from San Francisco to Ontario
- Flights from Washington, D.C. to Ontario
- Flights from San Jose to Ontario
- Flights from San Antonio to Ontario
- Flights from Raleigh to Ontario
- Flights from Phoenix to Ontario
- Flights from Charlotte to Ontario
- Flights from Portland to Ontario
- Flights from Detroit to Ontario
- Flights from Philadelphia to Ontario
- Flights from Las Vegas to Ontario
- Flights from Oakland to Ontario
- Flights from Nashville to Ontario
- Flights from Chicago to Ontario
Popular routes
- Flights from New York to Barcelona
- Flights from Chicago to Guadalajara
- Flights from New York to Rome
- Flights from Kutaisi to London
- Flights from Denver to Basel
- Flights from Istanbul to Sofia
- Flights from Manila to Portland
- Flights from Okinawa Island to Miyakojima
- Flights from Larnaca to Nice
- Flights from Jackson to Washington, D.C.
- Flights from Marseille to Brussels
- Flights from Nashville to Pensacola
- Flights from Tallinn to Sofia