Direct Flights from Chicago to Ontario
Ontario · California
Nonstop service from MDW and ORD to ONT on Southwest, United. Here's the schedule at a glance — plus what to do once you land.
Which airports fly this route
Chicago has 2 airports with nonstop service to Ontario. Fares differ by airport — each row opens that exact search on Kayak.
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- Find flights ↗MDWONTChicago Midway International
- Find flights ↗ORDONTChicago O'Hare International
How rare is this nonstop?
22 cities have a nonstop to Ontario, Chicago among them.
How long to go to Ontario for, from Chicago
3h 55m in the air, 1,702 miles. A two-night trip loses most of two days to travel; three or four nights is where this one starts to make sense.
About Ontario
Ontario is in San Bernardino County and the Southern California region, more than 35 miles east of Los Angeles. From a traveler's perspective, Ontario is noteworthy mainly as the home of a large mall and the Ontario International Airport, a less crowded alternative to Los Angeles International Airport (LAX) and the main airport serving the Inland Empire.
Summary from Wikivoyage (CC BY-SA).
Top things to do in Ontario
- Disneyland is a theme park at the Disneyland Resort in Anaheim, California, United States.
- Christ Cathedral, formerly the Crystal Cathedral, is a Catholic church building in Garden Grove, California, United States. Since 2019, it has served as the cathedral of the Roman Catholic Diocese of Orange.
- The Huntington Library, Art Museum and Botanical Gardens, known as The Huntington, is a collections-based educational and research institution established by Henry E.
- The Museum of Contemporary Art, Los Angeles (MOCA) is a contemporary art museum with two locations in Los Angeles, California.
- The Norton Simon Museum is an art museum located in Pasadena, California, United States. It was previously known as the Pasadena Art Institute and the Pasadena Art Museum and displays numerous sculptures on its grounds.
- The Cathedral of Our Lady of the Angels, informally known as the COLA or the Los Angeles Cathedral, is the metropolitan cathedral of the Roman Catholic Church in Los Angeles, California, in the United States.
- Disney California Adventure is a theme park at the Disneyland Resort in Anaheim, California. It is owned and operated by the Walt Disney Company through its Experiences division.
- The Richard Nixon Presidential Library and Museum is the presidential library and burial site of Richard Milhous Nixon, the 37th president of the United States (1969–1974), and his wife Pat Nixon.
- Knott's Berry Farm is a 57-acre (23 ha) amusement park in Buena Park, California, United States. Owned and operated by Six Flags, the park officially opened as Knott's Berry Farm in 1947.
- The Broad is a contemporary art museum on Grand Avenue in Downtown Los Angeles. The museum is named for philanthropists Eli and Edythe Broad, who financed the $140 million building that houses the Broad art collections.
- The Grammy Museum is an interactive, educational museum devoted to the history and winners of the Grammy Awards.
- MacArthur Park is a park dating back to the late 19th century in the Westlake neighborhood of Los Angeles, California, United States.
Attraction descriptions from Wikipedia (CC BY-SA); place data from Wikidata (CC0).
Ontario weather, compared with Chicago
21° warmer than Chicago on average across the year, on daytime highs:
- January
- Ontario 69°F · Chicago 31°F · 38° warmer
- April
- Ontario 76°F · Chicago 59°F · 17° warmer
- July
- Ontario 94°F · Chicago 84°F · 9° warmer
- October
- Ontario 84°F · Chicago 62°F · 22° warmer
August averages 95°F, hot enough to plan the middle of the day around. Ontario is the steadier of the two, moving 28° between its coldest and warmest months where Chicago moves 53°.
Daily highs averaged from Meteostat station records (CC BY 4.0), measured at the nearest weather station to each city.
Planning a trip to Ontario
- Best time to visit
- The best time to visit Ontario is November–May, when daytime highs are a comfortable 68–80°F.
- How long to stay
- Ontario rewards a longer visit — a full week lets you explore its many sights, from Disneyland, Christ Cathedral (Garden Grove, California), and Huntington Library and beyond.
Frequently asked questions
- Is there a direct flight from Chicago to Ontario?
- Yes — you can fly nonstop from Chicago (MDW, ORD) to Ontario (ONT) on Southwest, United.
- Which airlines fly nonstop from Chicago to Ontario?
- Southwest, United fly nonstop between Chicago (MDW, ORD) and Ontario (ONT).
- Which Chicago airport has nonstop flights to Ontario?
- You can leave from 2 Chicago airports: MDW (Chicago Midway International) on Southwest; ORD (Chicago O'Hare International) on United.
- How many nonstop flights are there from Chicago to Ontario?
- There are about 2 nonstop departures per day (roughly 14 per week) from Chicago to Ontario.
- How far is Ontario from Chicago?
- Ontario is about 1,702 miles from Chicago by air.
- What is there to do in Ontario?
- Popular things to do include Disneyland, Christ Cathedral (Garden Grove, California), Huntington Library, Museum of Contemporary Art, Los Angeles, and more.
More nonstop destinations from Chicago near Ontario
Airports near Chicago
The closest other departure airports to Chicago — each opens up more nonstop destinations.