Cheap flights from Hartford, CT to Ontario, CA

One search, all the flights

We find you the best flight deals and travel hacks so that you can choose how to book.

Rise above all travel anxieties

With the Kiwi.com Guarantee we have your back with whatever happens.

Trusted by millions

Join over 10 million yearly travellers booking with ease.

How much do flights to Ontario cost?

Cheapest one-way trip

£239

Cheapest round-trip

£681

Average round-trip

£921

Most popular airline

United Airlines

Key info about flying to Ontario

Depart from
Bradley International
Arrive to
Ontario International
Average flights per week
40
Flight distance
Worth visiting
Griffith Observatory

Great deals from Hartford to Ontario

Hartford BDLOntario ONT
£239
United Airlines
Hartford BDLOntario ONT
£279
United Airlines
Hartford BDLOntario ONT
£306
United Airlines
Hartford BDLOntario ONT
£286
United Airlines
Hartford BDLOntario ONT
£336
United Airlines
Hartford BDLOntario ONT
£340
United Airlines

Prices updated:

Show more one-way flights
–
Hartford BDLOntario ONT
£681
United Airlines
–
Hartford BDLOntario ONT
£685
United Airlines
–
Hartford BDLOntario ONT
£1,965
Alaska Airlines

Prices updated:

Show more return flights

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

Check-in for a flight from Hartford to Ontario

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUAYes
Alaska AirlinesASAASNo

Online check-in is not available for these airlines.

Weather in Ontario

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January18°C7°C
February18°C7°C
March20°C8°C
April23°C10°C
May25°C12°C
June29°C16°C
July33°C19°C
August33°C20°C
September32°C18°C
October27°C15°C
November22°C10°C
December17°C7°C
Hottest Month
33°C
August
Coldest month
7°C
February
Sunny days
340
days per year

14 day forecast

Friday
6 Dec
28°C12°C
13 Dec
18°C11°C
Saturday
7 Dec
26°C12°C
14 Dec
17°C9°C
Sunday
8 Dec
20°C12°C
15 Dec
20°C9°C
Monday
9 Dec
23°C9°C
16 Dec
22°C11°C
Tuesday
10 Dec
21°C10°C
17 Dec
17°C9°C
Wednesday
11 Dec
19°C10°C
18 Dec
19°C8°C
Thursday
12 Dec
22°C12°C
19 Dec
18°C10°C

Ontario travel tips

Escape from the sun to the Euclid Avenue in Ontario

If you are in the mood for a casual walk and need the shadow, head to the historic Euclid Avenue. The art deco, Victorian and Googie-style houses are hidden in the huge trees. A perfect place to cool down!

Enjoy the hearty portion of Pastrami Melt at the Holiday Cafe in Ontario

If you have a good appetite, visit the Holiday Cafe at 931 N Milliken Avenue in Ontario. Locals always come back here because of their Pastrami Melt — a generous portion of pastrami meat, jalapeños, and fresh rye bread.

Eat burgers from farm products in Ontario

The food at Farmer Boys at 10966 Central Avenue in Ontario is not fancy. They will offer you just ordinary burgers, salads, and French fries. But they get all these ingredients from local farms. Check it out!

Travel tips & how to get from Hartford to Ontario

The cheapest price of a one-way ticket from Hartford to Ontario is £178. Round trip fares cost between £631 at the lowest and £1,836 at most.
The most popular airlines for this route are United Airlines, and Alaska Airlines. Hartford and Ontario have 40 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Hartford?
Travelers frequently search for route combinations, such as Hartford and Tampa, London, Orlando, Denver, San Juan, Houston, Nashville, West Palm Beach, Fort Lauderdale, Athens, Seattle, Bristol, Miami, Puerto Maldonado, Mexico City, Raleigh, Edinburgh, Belfast, Charlottesville, Detroit.
What are the most popular routes to and from Ontario?
Travelers frequently search for route combinations, such as Ontario and London, New York, Bangkok, San Francisco, Denver, Sacramento, Taipei, Manila, Toronto, Calgary, Seattle, Las Vegas, San Jose, Orlando, Houston, Macau, Los Angeles, Washington, D.C., Manchester, Detroit.
What airports are near Ontario?
The main airport in Ontario is Ontario International. It is also served by Tijuana International, San Diego International, Ontario International, John Wayne, Palm Springs International, Hollywood Burbank, Long Beach, Imperial County, Meadows Field, Santa Barbara Municipal.
Which airlines fly between Hartford and Ontario?
Currently, you can fly between Hartford and Ontario with United Airlines, Alaska Airlines.
When's the best time to travel between Hartford and Ontario?
If you don’t have specific dates for your trip between Hartford and Ontario, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Hartford and Ontario?
Traveling between Hartford and Ontario, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What's more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Ontario?
There are a number of airports in and around Ontario. The main one is Ontario International and other nearby airports include Tijuana International, San Diego International, Ontario International, John Wayne, Palm Springs International, Hollywood Burbank, Long Beach, Imperial County, Meadows Field, Santa Barbara Municipal.
What time do nonstop (direct) flights between Hartford and Ontario depart?
This depends on the airline's flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Hartford, such as morning, afternoon, evening, or night, or select the exact hours for departure.
What time do nonstop (direct) flights between Hartford and Ontario arrive?
This depends on the airline's flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Ontario, such as morning, afternoon, evening, or night, or select the exact hours for arrival.
What time do flights between Hartford and Ontario depart?
What time do flights between Hartford and Ontario arrive?

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.

Search flightsSearch direct flights

Explore alternative trips

Flights from Hartford

Flights to Ontario

Popular routes

The nearest countries with flights to Ontario

Here is a list of countries people are flying from

Other destination countries from Hartford

Here is a list of countries people are flying to

Airports near Hartford

Airports near Ontario

Search flights
Find the best connection from Hartford to Ontario

Search, compare, and book flights to get there.

Search flights

Get more out of Kiwi.com with our mobile application

Find out more about the Kiwi.com app on kiwi.com/mobile . With our app you can search for the best plane connections. The Kiwi.com mobile app offers cheap flights, access to hidden features, travel hacks and special offers.

Download boarding passes

One-click booking

Get exclusive offers and prices

Mobile trip notifications

Company

Terms & ConditionsTerms of UsePrivacy PolicyMedia RoomSecurityLegal and whistleblowing disclosuresContact us

Platform

AboutTravel hacksPeopleCompany infoJobs

Features

Sign in / RegisterKiwi.com GuaranteeDisruption protectionMobile appSite mapFrequently asked questions

Discover

Kiwi.com
We hack the system,
you fly for less