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Ontario

$139+ 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — ONT
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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 2/185:30 pm
RDM
-
ONT
1 stop5h 07m
Delta
Wed 2/253:30 pm
ONT
-
RDM
1 stop7h 15m
Delta
Deal found 1/27$197
This Delta deal was found by Cheapflights users on 1/27. 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 2/185:30 pm
RDM
-
ONT
1 stop5h 07m
Delta
Tue 2/241:10 pm
ONT
-
RDM
2 stops9h 35m
Delta
Deal found 1/27$202
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 2/259:02 am
RDM
-
ONT
1 stop6h 06m
Alaska Airlines
Wed 3/44:02 pm
ONT
-
RDM
1 stop5h 30m
Alaska Airlines
Deal found 1/27$227
This Delta deal was found by Cheapflights users on 1/27. 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 2/195:50 am
RDM
-
ONT
1 stop6h 17m
Delta
Tue 2/241:10 pm
ONT
-
RDM
2 stops9h 35m
Delta
Deal found 1/27$232
This Delta deal was found by Cheapflights users on 1/27. 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 2/185:30 pm
RDM
-
ONT
1 stop5h 07m
Delta
Fri 2/275:00 pm
ONT
-
RDM
1 stop6h 45m
Delta
Deal found 1/27$237
This Delta deal was found by Cheapflights users on 1/27. 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 2/175:30 pm
RDM
-
ONT
1 stop20h 24m
Delta
Tue 2/245:00 pm
ONT
-
RDM
1 stop6h 45m
Delta
Deal found 1/27$240
This Delta deal was found by Cheapflights users on 1/27. 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 2/205:30 pm
RDM
-
ONT
1 stop5h 07m
Delta
Tue 2/245:00 pm
ONT
-
RDM
1 stop6h 45m
Delta
Deal found 1/27$247
This Delta deal was found by Cheapflights users on 1/27. 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 2/185:30 pm
RDM
-
ONT
1 stop5h 07m
Delta
Sat 2/283:30 pm
ONT
-
RDM
1 stop19h 08m
Delta
Deal found 1/27$250
This Delta deal was found by Cheapflights users on 1/27. 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 2/235:50 am
RDM
-
ONT
1 stop6h 17m
Delta
Wed 2/253:30 pm
ONT
-
RDM
1 stop7h 15m
Delta
Deal found 1/27$251

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Delta)

One-way from

$139
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$329
Provider with most accurate pricing for Bend/Redmond-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bend/Redmond-Ontario flights.
Search Deals
From Bend/Redmond to Ontario
Search Deals
One-way flight from Bend/Redmond to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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 3/3

9:02 am-3:08 pm

1 stop6h 06m

Ontario

Tue 3/10

4:02 pm-9:32 pm

1 stop5h 30m

$227

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Tue 2/17

5:30 pm-1:54 pm

1 stop20h 24m

Ontario

Wed 2/25

3:30 pm-10:45 pm

1 stop7h 15m

$240

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Tue 2/17

5:30 pm-1:54 pm

1 stop20h 24m

Ontario

Tue 2/24

1:10 pm-10:45 pm

2 stops9h 35m

$245

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Fri 2/20

5:30 pm-10:37 pm

1 stop5h 07m

Ontario

Tue 2/24

5:00 pm-11:45 pm

1 stop6h 45m

$247

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Fri 2/20

5:30 pm-10:37 pm

1 stop5h 07m

Ontario

Wed 2/25

5:00 pm-11:45 pm

1 stop6h 45m

$247

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Sat 2/21

5:50 am-12:07 pm

1 stop6h 17m

Ontario

Wed 2/25

3:30 pm-10:45 pm

1 stop7h 15m

$247

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Mon 2/23

5:50 am-12:07 pm

1 stop6h 17m

Ontario

Tue 2/24

5:00 pm-11:45 pm

1 stop6h 45m

$251

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Tue 2/24

7:00 am-4:02 pm

2 stops9h 02m

Ontario

Wed 2/25

3:30 pm-10:45 pm

1 stop7h 15m

$256

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 2/26

7:50 am-12:38 pm

1 stop4h 48m

Ontario

Mon 3/2

6:37 pm-10:45 pm

1 stop4h 08m

$257

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Sat 2/28

9:02 am-3:08 pm

1 stop6h 06m

Ontario

Sat 3/7

4:02 pm-9:04 pm

1 stop5h 02m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 22 results
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Compare providers for flights from Redmond 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 Redmond to Ontario in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Redmond-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Redmond-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Redmond-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Redmond-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 Redmond-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 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 $64). Flying from Redmond to Ontario in March is currently the most expensive (average of $155). 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.

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 January 29, 2026.
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
11,808 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,808 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,127 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,215 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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.

  • How long is the flight from Redmond to Ontario?

    There are many flights that can get you from Redmond to Ontario in 6h 06m. Fly via Alaska Airlines or Delta to get the fastest option. The distance between Redmond and Ontario is about 729 mi. This flight may include one or multiple stops.

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

    Delta, at $197, 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 43% 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 $64). Flying from Redmond to Ontario in March is currently the most expensive (average of $155). 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$197Average$316FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$236Average$376FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$256Average$337FlexibilityNo cancel feeOn-time69%

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