$157+ Cheap flights from Hartford to Ontario (BDL - ONT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — ONT
Jun 17 — Jun 241
Round-trip
1 adult, Economy
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Find cheap flights from Hartford to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Hartford to Ontario
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Cheapest flights from Hartford to OntarioExplore the most affordable flight options available from Hartford to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.
Explore the most affordable flight options available from Hartford to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:05 pm
BDL
- ONT
1 stop24h 02m
Multiple Airlines
Tue 8/113:40 pm
ONT
- BDL
2 stops52h 02m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:05 pm
BDL
- ONT
1 stop24h 39m
Multiple Airlines
Tue 6/93:34 pm
ONT
- BDL
1 stop11h 46m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:05 pm
BDL
- ONT
1 stop24h 39m
Multiple Airlines
Thu 6/43:30 pm
ONT
- BDL
1 stop11h 45m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:45 pm
BDL
- ONT
1 stop7h 15m
Southwest
Tue 9/2211:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Deal found 5/13![Southwest logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:15 am
BDL
- ONT
2 stops18h 40m
Multiple Airlines
Mon 9/219:49 pm
ONT
- BDL
1 stop19h 10m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:00 pm
BDL
- ONT
2 stops9h 45m
Southwest
Tue 8/1111:55 pm
ONT
- BDL
2 stops9h 15m
Southwest
Deal found 5/17![Southwest logo]()
$405
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:25 pm
BDL
- ONT
1 stop7h 55m
United Airlines
Sat 11/147:00 am
ONT
- BDL
1 stop7h 24m
United Airlines
Deal found 5/15![United Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/102:46 pm
BDL
- ONT
2 stops10h 11m
American Airlines
Tue 6/1610:00 pm
ONT
- BDL
1 stop8h 26m
American Airlines
Deal found 5/15![American Airlines logo]()
$414
Best flights from Hartford to OntarioDiscover carefully curated flight deals from Hartford to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 18, 2026.
Discover carefully curated flight deals from Hartford to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 18, 2026.
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:35 am
BDL
- ONT
2 stops9h 45m
Southwest
Tue 10/2011:00 am
ONT
- BDL
2 stops10h 15m
Southwest
Deal found 5/15![Southwest logo]()
$405
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
BDL
- ONT
1 stop7h 38m
Delta
Tue 7/1410:00 pm
ONT
- BDL
1 stop9h 30m
Delta
Deal found 5/14![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:40 am
BDL
- ONT
2 stops11h 31m
United Airlines
Wed 8/265:00 am
ONT
- BDL
2 stops25h 37m
United Airlines
Deal found 5/13![United Airlines logo]()
$575
This Southwest deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:40 pm
BDL
- ONT
2 stops10h 25m
Southwest
Mon 6/159:40 pm
ONT
- BDL
2 stops10h 20m
Southwest
Deal found 5/16![Southwest logo]()
$497
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:04 pm
BDL
- ONT
1 stop8h 22m
United Airlines
Tue 10/201:18 pm
ONT
- BDL
1 stop6h 57m
United Airlines
Deal found 5/15![United Airlines logo]()
$587
This Southwest deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2512:40 pm
BDL
- ONT
2 stops12h 30m
Southwest
Sun 6/2811:55 pm
ONT
- BDL
1 stop8h 00m
Southwest
Deal found 5/16![Southwest logo]()
$558
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:00 am
BDL
- ONT
1 stop7h 38m
Delta
Wed 7/2910:00 pm
ONT
- BDL
1 stop9h 30m
Delta
Deal found 5/18![Delta logo]()
$717
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:36 pm
BDL
- ONT
1 stop8h 17m
United Airlines
Wed 8/265:00 am
ONT
- BDL
1 stop7h 43m
United Airlines
Deal found 5/17![United Airlines logo]()
$719
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:55 pm
BDL
- ONT
1 stop8h 56m
United Airlines
Tue 6/161:18 pm
ONT
- BDL
1 stop7h 26m
United Airlines
Deal found 5/17![United Airlines logo]()
$728
Last-minute flights from Hartford to OntarioDiscover last-minute flight deals from Hartford to Ontario. Data last updated May 18, 2026 and is based on user searches.
Discover last-minute flight deals from Hartford to Ontario. Data last updated May 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:05 pm
BDL
- ONT
1 stop24h 39m
Multiple Airlines
Tue 6/93:34 pm
ONT
- BDL
1 stop11h 46m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:05 pm
BDL
- ONT
1 stop24h 39m
Multiple Airlines
Thu 6/43:30 pm
ONT
- BDL
1 stop11h 45m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/42:07 pm
BDL
- ONT
1 stop10h 41m
Delta
Sat 6/610:00 pm
ONT
- BDL
1 stop9h 34m
Delta
Deal found 5/14![Delta logo]()
$421
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/102:46 pm
BDL
- ONT
2 stops10h 11m
American Airlines
Tue 6/1610:00 pm
ONT
- BDL
1 stop8h 26m
American Airlines
Deal found 5/15![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:06 am
BDL
- ONT
1 stop10h 22m
American Airlines
Tue 6/1610:00 pm
ONT
- BDL
1 stop8h 26m
American Airlines
Deal found 5/13![American Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:01 pm
BDL
- ONT
1 stop8h 58m
American Airlines
Tue 6/237:13 pm
ONT
- BDL
2 stops11h 13m
American Airlines
Deal found 5/15![American Airlines logo]()
$446
One-way flights from Hartford to OntarioSearch for one-way flight options from Hartford to Ontario. Find affordable one-way fares based on user searches. Data last updated May 18, 2026.
Search for one-way flight options from Hartford to Ontario. Find affordable one-way fares based on user searches. Data last updated May 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:40 pm
BDL
- ONT
1 stop24h 29m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:05 pm
BDL
- ONT
1 stop24h 04m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:05 pm
BDL
- ONT
1 stop24h 03m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$172
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
BDL
- ONT
1 stop7h 38m
Delta
Deal found 5/15![Delta logo]()
$198
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:33 am
BDL
- ONT
2 stops12h 28m
United Airlines
Deal found 5/13![United Airlines logo]()
$203
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
BDL
- ONT
1 stop7h 42m
Delta
Deal found 5/14![Delta logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:10 am
BDL
- ONT
3 stops53h 55m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$213
This American Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:01 am
BDL
- ONT
2 stops10h 52m
American Airlines
Deal found 5/16![American Airlines logo]()
$216
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:27 pm
BDL
- ONT
1 stop8h 07m
American Airlines
Deal found 5/17![American Airlines logo]()
$229
Find flight deals from Hartford to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $355 (Kiwi.com) |
One-way from | $157 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $392 |
Cheapflights Fare Finder
Customize your flight search to find flights from Hartford to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 18, 2026.
Use the filters below to find and compare flights from Hartford to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Tue 10/13
5:35 am-12:20 pm
2 stops9h 45m
Ontario
Tue 10/20
11:00 am-12:15 am
2 stops10h 15m
$405
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Thu 7/9
6:00 am-10:38 am
1 stop7h 38m
Ontario
Tue 7/14
10:00 pm-10:30 am
1 stop9h 30m
$437
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Fri 6/12
12:40 pm-8:05 pm
2 stops10h 25m
Ontario
Mon 6/15
9:40 pm-11:00 am
2 stops10h 20m
$497
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Thu 6/25
12:40 pm-10:10 pm
2 stops12h 30m
Ontario
Sun 6/28
11:55 pm-10:55 am
1 stop8h 00m
$558
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Tue 8/25
9:40 am-6:11 pm
2 stops11h 31m
Ontario
Wed 8/26
5:00 am-9:37 am
2 stops25h 37m
$575
Quickest round-trip
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Tue 10/13
5:04 pm-10:26 pm
1 stop8h 22m
Ontario
Tue 10/20
1:18 pm-11:15 pm
1 stop6h 57m
$587
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Sun 7/26
6:00 am-10:38 am
1 stop7h 38m
Ontario
Wed 7/29
10:00 pm-10:30 am
1 stop9h 30m
$717
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Thu 8/20
3:36 pm-8:53 pm
1 stop8h 17m
Ontario
Wed 8/26
5:00 am-3:43 pm
1 stop7h 43m
$719
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Mon 6/1
4:55 pm-10:51 pm
1 stop8h 56m
Ontario
Tue 6/16
1:18 pm-11:44 pm
1 stop7h 26m
$728
Cheapest one-way
Quickest one-way
HartfordOntario
BDL - ONT
BDLONT
Hartford Bradley Intl
Tue 7/21
6:00 am-10:38 am
1 stop7h 38m
$198
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Hartford to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hartford to Ontario in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Hartford-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hartford-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hartford-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hartford-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hartford-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Hartford to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Hartford with our price prediction graph.
BDL-ONT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Hartford to Ontario
What is the cheapest month to book a flight from Hartford to Ontario?
Currently, September is the cheapest month in which you can book a flight from Hartford to Ontario (average of $321). Flying from Hartford to Ontario in June is currently the most expensive (average of $576). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Hartford to Ontario?
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated May 18, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Hartford to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Hartford to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Hartford to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Hartford to Ontario by cabin class
Find flights from Hartford to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 18, 2026.
Hartford and Ontario flights
Browse other Hartford and Ontario flight options. Last updated on May 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Hartford to Ontario
Discover the top 4 airlines that operate flights from Hartford to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$312 | Average$487 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$316 | Average$477 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$342 | Average$417 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$380 | Average$531 | FlexibilityNo cancel fee | On-time69% |