$136+ Cheap flights from Medford to Ontario (MFR - 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
MFR — ONT
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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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
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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 Medford to Ontario
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Cheapest flights from Medford to OntarioExplore the most affordable flight options available from Medford to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Medford to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Wed 9/232:30 pm -
1 stop18h 02m
Deal found 8/7![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Thu 9/248:24 pm -
1 stop12h 08m
Deal found 8/7![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Wed 9/232:30 pm -
1 stop18h 02m
Deal found 8/7![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Thu 9/248:24 pm -
1 stop12h 08m
Deal found 8/7![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Sat 9/192:30 pm -
1 stop21h 45m
Deal found 8/7![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Sat 9/192:30 pm -
1 stop21h 45m
Deal found 8/7![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/249:22 am -
1 stop21h 42m
Sun 9/278:24 pm -
1 stop18h 26m
Deal found 8/6![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:22 am -
1 stop7h 37m
Wed 9/2310:04 am -
1 stop22h 28m
Deal found 8/7![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:22 am -
1 stop7h 37m
Thu 9/248:24 pm -
1 stop12h 08m
Deal found 8/7![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Mon 9/218:00 am -
1 stop6h 50m
Deal found 8/7![Multiple Airlines logo]()
$339
Best flights from Medford to OntarioDiscover carefully curated flight deals from Medford to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Medford to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This Delta deal was found by Cheapflights users on 8/7. 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 9/115:29 pm -
1 stop5h 11m
Sun 9/206:00 am -
1 stop6h 46m
Deal found 8/7![Delta logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:33 am -
1 stop5h 45m
Thu 11/1212:02 pm -
1 stop6h 07m
Deal found 8/10![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/6. 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 10/2112:20 pm -
1 stop4h 52m
Sun 10/256:20 am -
1 stop6h 20m
Deal found 8/6![Delta logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:25 pm -
1 stop6h 24m
Mon 11/97:15 am -
1 stop4h 44m
Deal found 8/8![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/7. 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.
Thu 9/105:29 pm -
1 stop5h 11m
Tue 9/156:00 pm -
1 stop5h 17m
Deal found 8/7![Delta logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:10 am -
1 stop5h 39m
Thu 10/296:56 pm -
1 stop5h 03m
Deal found 8/10![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/7. 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.
Tue 9/155:29 pm -
1 stop5h 11m
Mon 9/216:00 am -
1 stop6h 46m
Deal found 8/7![Delta logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:35 pm -
1 stop4h 43m
Thu 10/811:13 am -
1 stop6h 47m
Deal found 8/11![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 8/10. 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 12/176:00 am -
1 stop5h 17m
Sun 12/276:00 am -
1 stop6h 36m
Deal found 8/10![Delta logo]()
$427
This Travelocity deal was found by Cheapflights users on 8/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:59 am -
2 stops10h 03m
Sun 10/257:25 am -
1 stop4h 38m
Deal found 8/6![Alaska Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:10 pm -
1 stop5h 14m
Tue 9/227:12 am -
2 stops26h 40m
Deal found 8/7![Alaska Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/133:10 pm -
1 stop5h 14m
Wed 9/237:12 am -
2 stops16h 47m
Deal found 8/7![Alaska Airlines logo]()
$430
Last-minute flights from Medford to OntarioDiscover last-minute flight deals from Medford to Ontario. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Medford to Ontario. Data last updated August 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:22 am -
1 stop7h 37m
Wed 9/2310:04 am -
1 stop22h 28m
Deal found 8/7![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:22 am -
1 stop7h 37m
Thu 9/248:24 pm -
1 stop12h 08m
Deal found 8/7![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Wed 9/232:30 pm -
1 stop18h 02m
Deal found 8/7![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Thu 9/248:24 pm -
1 stop12h 08m
Deal found 8/7![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Sat 9/192:30 pm -
1 stop21h 45m
Deal found 8/7![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:40 pm -
1 stop17h 29m
Mon 9/218:00 am -
1 stop6h 50m
Deal found 8/7![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Wed 9/232:30 pm -
1 stop18h 02m
Deal found 8/7![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Thu 9/248:24 pm -
1 stop12h 08m
Deal found 8/7![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Sat 9/192:30 pm -
1 stop21h 45m
Deal found 8/7![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/249:22 am -
1 stop21h 42m
Sun 9/278:24 pm -
1 stop18h 26m
Deal found 8/6![Multiple Airlines logo]()
$330
One-way flights from Medford to OntarioSearch for one-way flight options from Medford to Ontario. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Medford to Ontario. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:22 am -
1 stop7h 37m
Deal found 8/11![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:05 pm -
1 stop17h 59m
Deal found 8/11![Multiple Airlines logo]()
$137
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 8/292:07 pm -
1 stop5h 54m
Deal found 8/6![United Airlines logo]()
$169
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:10 pm -
1 stop5h 14m
Deal found 8/11![Alaska Airlines logo]()
$176
This Priceline deal was found by Cheapflights users on 8/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 pm -
1 stop5h 14m
Deal found 8/7![Alaska Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:22 am -
2 stops10h 14m
Deal found 8/11![Multiple Airlines logo]()
$206
This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:00 am -
1 stop5h 04m
Deal found 8/10![Alaska Airlines logo]()
$210
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:07 pm -
1 stop5h 54m
Deal found 8/7![United Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 8/179:17 pm -
2 stops16h 46m
Deal found 8/8![Multiple Airlines logo]()
$226
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:27 pm -
1 stop5h 36m
Deal found 8/8![Alaska Airlines logo]()
$244
Find flight deals from Medford to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Medford (MFR) 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 August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (Kiwi.com) |
One-way from | $136 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $336 |
Cheapflights Fare Finder
Customize your flight search to find flights from Medford 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 August 11, 2026.
Use the filters below to find and compare flights from Medford to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Fri 9/11
5:29 pm-10:40 pm
1 stop5h 11m
Ontario
Sun 9/20
6:00 am-12:46 pm
1 stop6h 46m
$367
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Thu 11/5
5:33 am-11:18 am
1 stop5h 45m
Ontario
Thu 11/12
12:02 pm-6:09 pm
1 stop6h 07m
$367
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Wed 10/21
12:20 pm-5:12 pm
1 stop4h 52m
Ontario
Sun 10/25
6:20 am-12:40 pm
1 stop6h 20m
$367
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Wed 11/4
3:25 pm-9:49 pm
1 stop6h 24m
Ontario
Mon 11/9
7:15 am-11:59 am
1 stop4h 44m
$367
Quickest round-trip
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Thu 9/10
5:29 pm-10:40 pm
1 stop5h 11m
Ontario
Tue 9/15
6:00 pm-11:17 pm
1 stop5h 17m
$367
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Mon 10/26
5:10 am-10:49 am
1 stop5h 39m
Ontario
Thu 10/29
6:56 pm-11:59 pm
1 stop5h 03m
$367
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Tue 9/15
5:29 pm-10:40 pm
1 stop5h 11m
Ontario
Mon 9/21
6:00 am-12:46 pm
1 stop6h 46m
$393
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Tue 9/29
12:35 pm-5:18 pm
1 stop4h 43m
Ontario
Thu 10/8
11:13 am-6:00 pm
1 stop6h 47m
$419
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Thu 12/17
6:00 am-11:17 am
1 stop5h 17m
Ontario
Sun 12/27
6:00 am-12:36 pm
1 stop6h 36m
$427
MedfordOntario
MFR Medford - ONT Ontario
MFRONT
Medford
Wed 10/21
5:59 am-4:02 pm
2 stops10h 03m
Ontario
Sun 10/25
7:25 am-12:03 pm
1 stop4h 38m
$430
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Medford 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 Medford to Ontario in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Medford-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Medford-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Medford-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Medford-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 Medford-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 Medford to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Medford with our price prediction graph.
MFR-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 Medford to Ontario
Prices
More
What is the cheapest month to book a flight from Medford to Ontario?
Currently, February is the cheapest month in which you can book a flight from Medford to Ontario (average of $167). Flying from Medford to Ontario in June is currently the most expensive (average of $541). 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 Medford to Ontario?
Airfare is below average for this route at the moment.
Medford to Ontario flights typically cost between $328 and $444 in September.The cheapest round-trip price found within the last 5 days was $261 on Multiple Airlines (Sep 14-Sep 23).
What’s the top layover airport for flights from Medford to Ontario?
Share of 1-stop round-trip flights from Medford to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Medford to Ontario on Cheapflights.
What’s the cheapest layover airport for flights from Medford to Ontario?
Average round-trip fare for 1-stop flights from Medford to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Phoenix (PHX) is the most affordable 1-stop option, with an average round-trip price of $287.
What’s the fastest layover option from Medford to Ontario?
Shortest average travel time for 1-stop one-way flights from Medford to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via San Francisco (SFO) have the shortest average one-way travel time for 1-stop routes: 3h 43m.
Which airport typically offers the quickest layover for flights from Medford to Ontario?
Average layover duration for 1-stop one-way flights from Medford to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 0h 45m.
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 August 11, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Medford to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from Medford to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Medford to Ontario
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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 August 11, 2026.
Medford and Ontario flights
Browse other Medford and Ontario flight options. Last updated on August 11, 2026.
Other flights from Medford
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Medford to Ontario
Discover the top 3 airlines that operate flights from Medford 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$121 | Average$346 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$220 | Average$359 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$239 | Average$408 | FlexibilityNo cancel fee | On-time69% |