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Ontario

$130+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — ONT
Apr 28 — May 51
Tue 4/28
Tue 5/5
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 March 29, 2026.

This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:22 pm
RDM
-
ONT
1 stop7h 20m
United Airlines
Sun 5/246:00 am
ONT
-
RDM
1 stop6h 12m
United Airlines
Deal found 3/27$254
This Delta deal was found by Cheapflights users on 3/27. 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 7/286:26 am
RDM
-
ONT
1 stop6h 36m
Delta
Tue 8/117:00 am
ONT
-
RDM
1 stop5h 07m
Delta
Deal found 3/27$259
This Delta deal was found by Cheapflights users on 3/27. 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.
Sun 7/266:26 am
RDM
-
ONT
1 stop6h 36m
Delta
Sat 8/85:16 pm
ONT
-
RDM
1 stop5h 17m
Delta
Deal found 3/27$270
This Delta deal was found by Cheapflights users on 3/26. 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 5/215:05 am
RDM
-
ONT
1 stop7h 14m
Delta
Mon 5/256:45 am
ONT
-
RDM
1 stop5h 50m
Delta
Deal found 3/26$281
This CheapOair deal was found by Cheapflights users on 3/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:33 pm
RDM
-
ONT
1 stop14h 12m
Alaska Airlines
Mon 5/47:59 pm
ONT
-
RDM
1 stop12h 49m
Alaska Airlines
Deal found 3/28$284
This Delta deal was found by Cheapflights users on 3/24. 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 5/156:10 am
RDM
-
ONT
1 stop5h 02m
Delta
Mon 5/181:35 pm
ONT
-
RDM
1 stop5h 05m
Delta
Deal found 3/24$289
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Thu 4/165:30 am
RDM
-
ONT
1 stop6h 50m
United Airlines
Tue 4/215:10 am
ONT
-
RDM
1 stop7h 45m
United Airlines
Deal found 3/24$305
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Sat 7/257:49 pm
RDM
-
ONT
1 stop4h 05m
Alaska Airlines
Sat 8/812:02 pm
ONT
-
RDM
1 stop5h 07m
Alaska Airlines
Deal found 3/27$310
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 5/25:20 am
RDM
-
ONT
1 stop4h 48m
Alaska Airlines
Tue 5/56:00 am
ONT
-
RDM
1 stop6h 58m
Alaska Airlines
Deal found 3/24$311
This Delta deal was found by Cheapflights users on 3/25. 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 8/2912:30 pm
RDM
-
ONT
1 stop4h 46m
Delta
Thu 9/35:05 pm
ONT
-
RDM
1 stop6h 27m
Delta
Deal found 3/25$319
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 7/287:49 pm
RDM
-
ONT
1 stop4h 05m
Alaska Airlines
Thu 8/610:54 am
ONT
-
RDM
1 stop4h 26m
Alaska Airlines
Deal found 3/27$324

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 March 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$254
(United Airlines)

One-way from

$130
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$339
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. 6% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 29, 2026.
Use the filters below to find and compare flights from Redmond to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Sat 5/23

1:22 pm-8:42 pm

1 stop7h 20m

Ontario

Sun 5/24

6:00 am-12:12 pm

1 stop6h 12m

$254
Quickest round-trip

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Mon 4/27

1:55 pm-5:47 pm

1 stop3h 52m

Ontario

Mon 5/4

6:59 pm-10:59 pm

1 stop4h 00m

$259

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 5/21

5:05 am-12:19 pm

1 stop7h 14m

Ontario

Sun 5/24

6:45 am-12:35 pm

1 stop5h 50m

$270

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 4/30

1:52 pm-7:05 pm

1 stop5h 13m

Ontario

Wed 5/6

7:00 am-11:43 am

1 stop4h 43m

$284

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Thu 4/16

5:30 am-12:20 pm

1 stop6h 50m

Ontario

Tue 4/21

5:10 am-12:55 pm

1 stop7h 45m

$305

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Tue 4/14

3:56 pm-8:23 pm

1 stop4h 27m

Ontario

Thu 4/16

7:08 pm-11:58 pm

1 stop4h 50m

$310

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Mon 8/3

7:49 pm-11:54 pm

1 stop4h 05m

Ontario

Sat 8/8

7:00 am-11:47 am

1 stop4h 47m

$310

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Sat 5/2

5:35 am-12:22 pm

1 stop6h 47m

Ontario

Tue 5/5

1:30 pm-8:55 pm

1 stop7h 25m

$339

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Fri 6/5

3:51 pm-10:37 pm

1 stop6h 46m

Ontario

Sat 6/6

6:00 am-12:16 pm

1 stop6h 16m

$339

RedmondOntario

RDM - ONT

RDMONT

Bend/Redmond

Sat 4/25

5:00 am-12:38 pm

1 stop7h 38m

Ontario

Sun 4/26

6:00 am-11:55 am

1 stop5h 55m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 March.
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 January is currently the most expensive (average of $146). 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 Redmond to Ontario?

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 March 29, 2026.
Read through reviews of airlines operating flights from Redmond to Ontario, such as Alaska Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,134 reviews

Comfort

7.8

Food

7.0

Overall

7.9

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,134 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Comfort

7.8

Food

7.0

Overall

7.9

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,509 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Comfort

7.8

Food

7.0

Overall

7.9

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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 7h 14m. Fly via United 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?

    United Airlines, at $216, was found to be the cheapest airline from Redmond to Ontario. An alternate airline flying to your destination would be Alaska Airlines. United Airlines is currently priced 34% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Redmond to Ontario one-way?

    One-way options have recently been found by users for as low as $98 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $133 and United Airlines from $163 one-way.

  • 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 January is currently the most expensive (average of $146). 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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Redmond to Ontario

Discover the top 2 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 March 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$216Average$307FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$236Average$375FlexibilityNo cancel feeOn-time75%

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