$321+ Cheap flights from Ontario to Rochester, MN (ONT - RST)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — RST
Oct 12 — Oct 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Rochester 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 Ontario to Rochester
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to RochesterExplore the most affordable flight options available from Ontario to Rochester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Ontario to Rochester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Mon 10/54:27 pm -
2 stops8h 26m
Deal found 9/7![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Fri 10/94:27 pm -
2 stops8h 26m
Deal found 9/7![American Airlines logo]()
$445
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 10/281:35 pm -
2 stops7h 10m
Wed 11/114:16 pm -
2 stops9h 33m
Deal found 9/7![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 9/10. 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 10/61:35 pm -
2 stops7h 10m
Fri 10/94:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$472
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Wed 10/71:02 pm -
2 stops11h 57m
Deal found 9/7![American Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 9/10. 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 10/61:35 pm -
2 stops7h 10m
Thu 10/154:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$496
This Delta deal was found by Cheapflights users on 9/10. 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 10/61:35 pm -
2 stops7h 10m
Sun 10/116:00 am -
2 stops28h 55m
Deal found 9/10![Delta logo]()
$497
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Fri 10/94:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$502
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Thu 10/154:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$526
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Sun 10/116:00 am -
2 stops28h 55m
Deal found 9/10![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 9/11. 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 9/191:04 pm -
2 stops7h 34m
Tue 9/225:15 am -
2 stops14h 04m
Deal found 9/11![Delta logo]()
$531
This Delta deal was found by Cheapflights users on 9/10. 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 10/86:00 am -
2 stops14h 45m
Tue 10/134:22 pm -
2 stops20h 54m
Deal found 9/10![Delta logo]()
$584
Best flights from Ontario to RochesterDiscover carefully curated flight deals from Ontario to Rochester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Ontario to Rochester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 10/281:35 pm -
2 stops7h 10m
Wed 11/114:16 pm -
2 stops9h 33m
Deal found 9/7![Delta logo]()
$458
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Thu 10/87:08 am -
2 stops13h 36m
Deal found 9/7![American Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Tue 10/136:00 am -
2 stops12h 23m
Deal found 9/10![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/91:35 pm -
2 stops7h 10m
Sun 10/116:00 am -
2 stops28h 55m
Deal found 9/10![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 9/10. 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 10/86:00 am -
2 stops14h 45m
Sat 10/106:00 am -
2 stops12h 23m
Deal found 9/10![Delta logo]()
$591
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Mon 10/57:08 am -
3 stops10h 08m
Deal found 9/7![American Airlines logo]()
$829
This Delta deal was found by Cheapflights users on 9/10. 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 10/89:45 am -
2 stops11h 00m
Fri 10/94:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$671
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Fri 10/97:08 am -
3 stops10h 08m
Deal found 9/7![American Airlines logo]()
$868
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Mon 10/124:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$679
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Wed 10/77:08 am -
3 stops10h 08m
Deal found 9/7![American Airlines logo]()
$868
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/91:35 pm -
2 stops7h 10m
Mon 10/124:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$679
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 11/251:15 pm -
2 stops7h 33m
Mon 11/304:16 pm -
2 stops9h 33m
Deal found 9/7![Delta logo]()
$878
Last-minute flights from Ontario to RochesterDiscover last-minute flight deals from Ontario to Rochester. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Rochester. Data last updated September 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/11. 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 9/191:04 pm -
2 stops7h 34m
Tue 9/225:15 am -
2 stops14h 04m
Deal found 9/11![Delta logo]()
$531
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Mon 10/54:27 pm -
2 stops8h 26m
Deal found 9/7![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Fri 10/94:27 pm -
2 stops8h 26m
Deal found 9/7![American Airlines logo]()
$445
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/21:04 pm -
2 stops8h 55m
Wed 10/71:02 pm -
2 stops11h 57m
Deal found 9/7![American Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 9/10. 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 10/61:35 pm -
2 stops7h 10m
Sat 10/106:00 am -
2 stops12h 23m
Deal found 9/10![Delta logo]()
$472
This Delta deal was found by Cheapflights users on 9/10. 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 10/61:35 pm -
2 stops7h 10m
Thu 10/154:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$496
This Delta deal was found by Cheapflights users on 9/10. 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 10/61:35 pm -
2 stops7h 10m
Sun 10/116:00 am -
2 stops28h 55m
Deal found 9/10![Delta logo]()
$497
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Fri 10/94:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$502
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Thu 10/154:22 pm -
2 stops26h 01m
Deal found 9/10![Delta logo]()
$526
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:00 am -
2 stops7h 42m
Sun 10/116:00 am -
2 stops28h 55m
Deal found 9/10![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 9/10. 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 10/86:00 am -
2 stops14h 45m
Tue 10/134:22 pm -
2 stops20h 54m
Deal found 9/10![Delta logo]()
$584
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 10/281:35 pm -
2 stops7h 10m
Wed 11/114:16 pm -
2 stops9h 33m
Deal found 9/7![Delta logo]()
$458
One-way flights from Ontario to RochesterSearch for one-way flight options from Ontario to Rochester. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Ontario to Rochester. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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.
Fri 10/210:00 pm -
2 stops10h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/1910:25 am -
2 stops11h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/177:11 pm -
2 stops12h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$471
Find flight deals from Ontario to Rochester
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Rochester (RST). 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (American Airlines) |
One-way from | $321 (Delta) |
Popular in | January |
Cheapest in | April |
Average price | $638 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Rochester 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Ontario to Rochester that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Fri 10/2
10:00 pm-10:56 am
2 stops10h 56m
Rochester
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$321
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Sat 9/19
10:25 am-11:59 pm
2 stops11h 34m
Rochester
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$446
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Wed 10/28
1:35 pm-10:45 pm
2 stops7h 10m
Rochester
Wed 11/11
4:16 pm-11:49 pm
2 stops9h 33m
$458
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Fri 9/18
10:25 am-11:59 pm
2 stops11h 34m
Rochester
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$471
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Thu 9/17
7:11 pm-9:49 am
2 stops12h 38m
Rochester
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$471
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Wed 10/7
6:00 am-3:42 pm
2 stops7h 42m
Rochester
Tue 10/13
6:00 am-4:23 pm
2 stops12h 23m
$527
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Fri 10/9
1:35 pm-10:45 pm
2 stops7h 10m
Rochester
Sun 10/11
6:00 am-8:55 am
2 stops28h 55m
$527
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Thu 10/8
6:00 am-10:45 pm
2 stops14h 45m
Rochester
Sat 10/10
6:00 am-4:23 pm
2 stops12h 23m
$591
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Thu 10/8
9:45 am-10:45 pm
2 stops11h 00m
Rochester
Fri 10/9
4:22 pm-4:23 pm
2 stops26h 01m
$671
OntarioRochester
ONT Ontario - RST Rochester
ONTRST
Ontario
Wed 10/7
6:00 am-3:42 pm
2 stops7h 42m
Rochester
Mon 10/12
4:22 pm-4:23 pm
2 stops26h 01m
$679
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Ontario to Rochester
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 Ontario to Rochester in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Rochester, Minnesota flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Rochester, Minnesota flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Rochester, Minnesota flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Rochester, Minnesota 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 Ontario-Rochester, Minnesota 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 Ontario to Rochester
Have a flexible travel schedule? Discover the best time to fly to Rochester from Ontario with our price prediction graph.
ONT-RST
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.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Rochester. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Rochester?
Book flights to Rochester if you plan to visit one of these locationsAustin
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Rochester flight routes