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$118+ Cheap flights from Redmond to Ontario (RDM - 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — ONT
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheap flight deals from Redmond to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Redmond (RDM) 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 16, 2025.

Round-trip from

$236
(Hawaiian Airlines)

One-way from

$118
(Alaska Airlines)

Popular in

March

Cheapest in

August

Average price

$256
From Bend/Redmond to Ontario
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One-way flight from Bend/Redmond to Ontario
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Highest demand for flights based on searches. 8% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Redmond to Ontario

Cheapest flights from Redmond to Ontario
Explore the most affordable flight options available from Redmond to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:28 amRDM - ONT
1 stop6h 49mAlaska Airlines
Tue 11/257:33 pmONT - RDM
1 stop4h 46mAlaska Airlines
Deal found 8/15$236
This Delta deal was found by Cheapflights users on 8/15. 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.
Thu 9/255:55 amRDM - ONT
1 stop6h 22mDelta
Thu 10/26:00 amONT - RDM
1 stop4h 40mDelta
Deal found 8/15$237
This Hawaiian Airlines deal was found by Cheapflights users on 8/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:58 pmRDM - ONT
1 stop6h 05mHawaiian Airlines
Sun 9/216:00 amONT - RDM
1 stop6h 37mHawaiian Airlines
Deal found 8/15$246
This Delta deal was found by Cheapflights users on 8/15. 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.
Sat 10/45:55 amRDM - ONT
1 stop6h 22mDelta
Sun 10/56:00 amONT - RDM
1 stop4h 40mDelta
Deal found 8/15$247
This Delta deal was found by Cheapflights users on 8/15. 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.
Sun 9/145:55 amRDM - ONT
1 stop6h 22mDelta
Sun 9/216:00 amONT - RDM
1 stop4h 40mDelta
Deal found 8/15$257
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:31 pmRDM - ONT
1 stop5h 22mAlaska Airlines
Tue 11/257:33 pmONT - RDM
1 stop4h 46mAlaska Airlines
Deal found 8/15$267
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:54 amRDM - ONT
1 stop4h 50mAlaska Airlines
Sun 9/146:00 amONT - RDM
1 stop6h 37mAlaska Airlines
Deal found 8/15$277
This Delta deal was found by Cheapflights users on 8/14. 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 9/2011:30 amRDM - ONT
1 stop5h 30mDelta
Mon 9/221:15 pmONT - RDM
2 stops9h 41mDelta
Deal found 8/14$281
This Delta deal was found by Cheapflights users on 8/15. 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.
Thu 11/2011:30 amRDM - ONT
1 stop5h 47mDelta
Sun 11/235:05 pmONT - RDM
1 stop6h 30mDelta
Deal found 8/15$287
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/273:31 pmRDM - ONT
1 stop5h 22mAlaska Airlines
Thu 10/306:00 amONT - RDM
2 stops6h 03mAlaska Airlines
Deal found 8/15$295
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:00 amRDM - ONT
1 stop6h 12mAlaska Airlines
Mon 9/86:00 amONT - RDM
1 stop5h 19mAlaska Airlines
Deal found 8/15$306

Cheapflights Fare Finder

 
Customize your flight search to find flights from Redmond 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 16, 2025.
Use the filters below to find and compare flights from Redmond to Ontario that are best for you.

Fly from

Redmond

Fly to

Ontario

Route

Depart

Return

Price

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Tue 10/7

5:54 pm-12:03 am

1 stop6h 09m

Ontario

Wed 10/8

1:31 pm-9:25 pm

1 stop7h 54m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Wed 11/19

8:28 am-3:17 pm

1 stop6h 49m

Ontario

Tue 11/25

7:33 pm-12:19 am

1 stop4h 46m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 9/25

5:54 am-10:44 am

1 stop4h 50m

Ontario

Tue 9/30

7:10 am-11:35 am

1 stop4h 25m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Mon 10/27

3:31 pm-8:53 pm

1 stop5h 22m

Ontario

Thu 10/30

4:11 pm-8:58 pm

1 stop4h 47m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Sat 9/20

5:54 am-10:44 am

1 stop4h 50m

Ontario

Mon 9/22

6:00 am-12:37 pm

1 stop6h 37m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Wed 10/22

1:38 pm-6:33 pm

1 stop4h 55m

Ontario

Sat 10/25

6:00 am-12:52 pm

1 stop6h 52m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Tue 10/14

5:54 pm-12:03 am

1 stop6h 09m

Ontario

Thu 10/16

1:31 pm-7:00 pm

1 stop5h 29m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Wed 11/19

8:28 am-3:17 pm

1 stop6h 49m

Ontario

Mon 11/24

7:33 pm-12:19 am

1 stop4h 46m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 9/18

5:54 am-10:44 am

1 stop4h 50m

Ontario

Tue 9/23

3:06 pm-9:06 pm

1 stop6h 00m

$236

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 9/25

5:55 am-12:17 pm

1 stop6h 22m

Ontario

Thu 10/2

6:00 am-10:40 am

1 stop4h 40m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 22 results
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Best time to book a flight from Redmond to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Redmond with our price prediction graph.
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 Redmond to Ontario

What is the cheapest month to book a flight from Redmond to Ontario?

Currently, August is the cheapest month in which you can book a flight from Redmond to Ontario (average of $246). Flying from Redmond to Ontario in March is currently the most expensive (average of $328). 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.

What is the cheapest time of day to fly from RDM to ONT?

Find hourly flight availability from Redmond to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2025.

It’s optimal to fly from Redmond to Ontario in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

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 16, 2025.
Read through reviews of airlines operating flights from Redmond to Ontario, such as Alaska Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,985 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from Redmond to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Redmond to Ontario round-trip?

    Delta, at $218, was found to be the cheapest airline from Redmond to Ontario.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Delta is currently priced 44% below the average price you’ll pay for this route.

  • Can I find deals for flights from Redmond to Ontario that include hotel bookings?

    Yes. In addition to deals on Redmond to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Redmond to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Redmond to Ontario.

  • Can I find deals for business class flights from Redmond to Ontario?

    Yes. Cheapflights offers flight deals from Redmond to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Redmond to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Redmond to Ontario (average of $246). Flying from Redmond to Ontario in March is currently the most expensive (average of $328). 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.

See more FAQs

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Alternative routes for Redmond to Ontario

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Top 3 airlines flying from Redmond to Ontario

Discover the top 3 airlines that operate flights from Redmond 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$309FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$256Average$360FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$273Average$370FlexibilityNo cancel feeOn-time69%

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