$202+ Cheap flights from Ontario to Valparaiso, FL (ONT - VPS)
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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — VPS
Jun 19 — Jun 261
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Valparaiso 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 Valparaiso
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Best
Last-minute
One-way
Cheapest flights from Ontario to ValparaisoExplore the most affordable flight options available from Ontario to Valparaiso. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
Explore the most affordable flight options available from Ontario to Valparaiso. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 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.
Wed 6/243:34 pm
ONT
- VPS
2 stops23h 50m
Multiple Airlines
Sun 6/281:04 pm
VPS
- ONT
1 stop23h 01m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 5/19. 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 6/2611:50 am
ONT
- VPS
1 stop7h 01m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$433
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:00 pm
ONT
- VPS
1 stop9h 08m
Delta
Thu 9/1712:05 pm
VPS
- ONT
1 stop7h 56m
Delta
Deal found 5/17![Delta logo]()
$435
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.
Sat 10/107:00 am
ONT
- VPS
1 stop7h 00m
Delta
Fri 10/1612:05 pm
VPS
- ONT
1 stop8h 13m
Delta
Deal found 5/18![Delta logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 5/20. 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.
Thu 6/43:30 pm
ONT
- VPS
1 stop26h 43m
Multiple Airlines
Mon 6/89:03 pm
VPS
- ONT
1 stop20h 05m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 5/19. 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 6/2810:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 5/19. 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 6/2611:50 am
ONT
- VPS
1 stop7h 01m
Delta
Fri 7/106:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$465
This American Airlines deal was found by Cheapflights users on 5/19. 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 7/162:15 pm
ONT
- VPS
1 stop6h 53m
American Airlines
Sun 7/197:33 pm
VPS
- ONT
1 stop6h 26m
American Airlines
Deal found 5/19![American Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 5/19. 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 6/2711:50 am
ONT
- VPS
1 stop9h 20m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$487
This Delta deal was found by Cheapflights users on 5/19. 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 6/2810:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Thu 7/95:06 pm
VPS
- ONT
1 stop6h 44m
Delta
Deal found 5/19![Delta logo]()
$491
Best flights from Ontario to ValparaisoDiscover carefully curated flight deals from Ontario to Valparaiso that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
Discover carefully curated flight deals from Ontario to Valparaiso that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
This Delta deal was found by Cheapflights users on 5/19. 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.
Mon 6/2910:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 5/20. 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.
Thu 6/43:30 pm
ONT
- VPS
1 stop26h 43m
Multiple Airlines
Mon 6/89:03 pm
VPS
- ONT
1 stop20h 05m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 5/19. 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 7/169:40 pm
ONT
- VPS
2 stops9h 50m
Southwest
Sun 7/1912:15 pm
VPS
- ONT
2 stops13h 25m
Southwest
Deal found 5/19![Southwest logo]()
$595
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:00 pm
ONT
- VPS
1 stop9h 08m
Delta
Thu 9/1712:05 pm
VPS
- ONT
1 stop7h 56m
Delta
Deal found 5/17![Delta logo]()
$435
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.
Sat 10/107:00 am
ONT
- VPS
1 stop7h 00m
Delta
Fri 10/1612:05 pm
VPS
- ONT
1 stop8h 13m
Delta
Deal found 5/18![Delta logo]()
$450
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.
Wed 6/2410:50 am
ONT
- VPS
1 stop28h 34m
Multiple Airlines
Sun 6/281:04 pm
VPS
- ONT
1 stop23h 01m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 5/19. 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 6/2610:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Thu 7/95:06 pm
VPS
- ONT
1 stop6h 44m
Delta
Deal found 5/19![Delta logo]()
$465
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:50 am
ONT
- VPS
2 stops34h 23m
Multiple Airlines
Fri 6/199:03 pm
VPS
- ONT
1 stop20h 05m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$550
This Delta deal was found by Cheapflights users on 5/19. 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 6/2610:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Sat 7/46:00 am
VPS
- ONT
1 stop6h 40m
Delta
Deal found 5/19![Delta logo]()
$465
This Southwest deal was found by Cheapflights users on 5/20. 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 6/49:40 pm
ONT
- VPS
2 stops9h 50m
Southwest
Mon 6/84:35 pm
VPS
- ONT
2 stops9h 30m
Southwest
Deal found 5/20![Southwest logo]()
$622
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 6/125:15 am
ONT
- VPS
2 stops8h 35m
Southwest
Fri 6/194:35 pm
VPS
- ONT
2 stops8h 55m
Southwest
Deal found 5/16![Southwest logo]()
$649
This Delta deal was found by Cheapflights users on 5/19. 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 6/2711:50 am
ONT
- VPS
1 stop9h 20m
Delta
Sat 7/46:00 am
VPS
- ONT
1 stop6h 40m
Delta
Deal found 5/19![Delta logo]()
$519
Last-minute flights from Ontario to ValparaisoDiscover last-minute flight deals from Ontario to Valparaiso. Data last updated May 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Valparaiso. Data last updated May 20, 2026 and is based on user searches.
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 5/268:06 pm
ONT
- VPS
2 stops49h 20m
Multiple Airlines
Thu 6/41:04 pm
VPS
- ONT
1 stop12h 45m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 5/20. 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.
Thu 6/43:30 pm
ONT
- VPS
1 stop26h 43m
Multiple Airlines
Mon 6/89:03 pm
VPS
- ONT
1 stop20h 05m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$458
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.
Sun 6/76:00 am
ONT
- VPS
1 stop9h 24m
Multiple Airlines
Sun 6/147:00 am
VPS
- ONT
2 stops34h 08m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$504
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.
Wed 6/243:34 pm
ONT
- VPS
2 stops23h 50m
Multiple Airlines
Sun 6/281:04 pm
VPS
- ONT
1 stop23h 01m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 5/19. 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 6/2611:50 am
ONT
- VPS
1 stop7h 01m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 5/19. 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 6/2610:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Sat 7/46:00 am
VPS
- ONT
1 stop6h 40m
Delta
Deal found 5/19![Delta logo]()
$465
This Delta deal was found by Cheapflights users on 5/19. 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 6/2711:50 am
ONT
- VPS
1 stop9h 20m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$487
This Delta deal was found by Cheapflights users on 5/19. 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 6/2711:50 am
ONT
- VPS
1 stop9h 20m
Delta
Sat 7/46:00 am
VPS
- ONT
1 stop6h 40m
Delta
Deal found 5/19![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 5/19. 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 6/2810:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Wed 7/86:00 am
VPS
- ONT
1 stop6h 38m
Delta
Deal found 5/19![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 5/19. 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 6/2810:00 pm
ONT
- VPS
1 stop8h 34m
Delta
Sat 7/46:00 am
VPS
- ONT
1 stop6h 40m
Delta
Deal found 5/19![Delta logo]()
$491
One-way flights from Ontario to ValparaisoSearch for one-way flight options from Ontario to Valparaiso. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
Search for one-way flight options from Ontario to Valparaiso. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
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.
Tue 9/812:00 pm
ONT
- VPS
1 stop9h 08m
Delta
Deal found 5/18![Delta logo]()
$202
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.
Thu 7/911:48 am
ONT
- VPS
1 stop9h 41m
Delta
Deal found 5/18![Delta logo]()
$234
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.
Thu 7/910:25 am
ONT
- VPS
2 stops11h 34m
American Airlines
Deal found 5/16![American Airlines logo]()
$325
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.
Fri 7/1010:25 am
ONT
- VPS
2 stops11h 34m
American Airlines
Deal found 5/16![American Airlines logo]()
$349
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.
Mon 9/75:05 pm
ONT
- VPS
2 stops18h 24m
Delta
Deal found 5/18![Delta logo]()
$408
Find flight deals from Ontario to Valparaiso
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Valparaiso (VPS). 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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $398 (Kiwi.com) |
One-way from | $202 (Delta) |
Popular in | July |
Cheapest in | January |
Average price | $508 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Valparaiso 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 20, 2026.
Use the filters below to find and compare flights from Ontario to Valparaiso that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Mon 6/29
10:00 pm-8:34 am
1 stop8h 34m
Valparaiso Destin-Ft Walton Beach
Wed 7/8
6:00 am-10:38 am
1 stop6h 38m
$433
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Thu 9/10
12:00 pm-11:08 pm
1 stop9h 08m
Valparaiso Destin-Ft Walton Beach
Thu 9/17
12:05 pm-6:01 pm
1 stop7h 56m
$435
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Sat 10/10
7:00 am-4:00 pm
1 stop7h 00m
Valparaiso Destin-Ft Walton Beach
Fri 10/16
12:05 pm-6:18 pm
1 stop8h 13m
$450
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Thu 6/4
3:30 pm-8:13 pm
1 stop26h 43m
Valparaiso Destin-Ft Walton Beach
Mon 6/8
9:03 pm-3:08 pm
1 stop20h 05m
$458
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Fri 6/26
10:00 pm-8:34 am
1 stop8h 34m
Valparaiso Destin-Ft Walton Beach
Thu 7/9
5:06 pm-9:50 pm
1 stop6h 44m
$465
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Fri 6/26
10:00 pm-8:34 am
1 stop8h 34m
Valparaiso Destin-Ft Walton Beach
Sat 7/4
6:00 am-10:40 am
1 stop6h 40m
$465
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Wed 6/24
10:50 am-5:24 pm
1 stop28h 34m
Valparaiso Destin-Ft Walton Beach
Sun 6/28
1:04 pm-10:05 am
1 stop23h 01m
$499
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Sat 6/27
11:50 am-11:10 pm
1 stop9h 20m
Valparaiso Destin-Ft Walton Beach
Sat 7/4
6:00 am-10:40 am
1 stop6h 40m
$519
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Fri 6/12
10:50 am-11:13 pm
2 stops34h 23m
Valparaiso Destin-Ft Walton Beach
Fri 6/19
9:03 pm-3:08 pm
1 stop20h 05m
$550
OntarioValparaiso
ONT - VPS
ONTVPS
Ontario
Thu 7/16
9:40 pm-9:30 am
2 stops9h 50m
Valparaiso Destin-Ft Walton Beach
Sun 7/19
12:15 pm-11:40 pm
2 stops13h 25m
$595
Showing 1-10 of 17 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Ontario-Valparaiso, Florida flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Valparaiso, Florida flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Valparaiso, Florida flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Valparaiso, Florida 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-Valparaiso, Florida 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 Valparaiso
Have a flexible travel schedule? Discover the best time to fly to Valparaiso from Ontario with our price prediction graph.
ONT-VPS
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 Ontario to Valparaiso
Reviews of airlines servicing Valparaiso
Get insights into the airlines that provide service to Valparaiso. 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 Valparaiso. Reviews last updated May 20, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Ontario to Valparaiso 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.
Overall
7.9
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.9
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.9
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Ontario to Valparaiso. 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 Valparaiso?
Book flights to Valparaiso if you plan to visit one of these locationsCrestview
Andalusia
Niceville
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Ontario and Valparaiso flights
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Top 2 airlines flying from Ontario to Valparaiso
Discover the top 2 airlines that operate flights from Ontario to Valparaiso. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$445 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$421 | Average$657 | FlexibilityNo cancel fee | On-timeN/A |