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$142+ Cheap flights from Redding to Ontario (RDD - 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
RDD — ONT
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Redding to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Redding (RDD) 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 July 30, 2025.

Round-trip from

$302
(Alaska Airlines)

One-way from

$142
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$358
From Redding to Ontario
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One-way flight from Redding to Ontario
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Highest demand for flights based on searches. 9% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Redding to Ontario

Cheapest flights from Redding to Ontario
Explore the most affordable flight options available from Redding to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 11/75:28 pmRDD - ONT
1 stop27h 25mAlaska Airlines
Tue 11/116:00 amONT - RDD
1 stop10h 48mAlaska Airlines
Deal found 7/29$292
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/122:10 pmRDD - ONT
1 stop8h 42mUnited Airlines
Sun 8/176:10 amONT - RDD
1 stop17h 47mUnited Airlines
Deal found 7/29$496
This United deal was found by Cheapflights users on 7/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:30 pmRDD - ONT
1 stop4h 22mMultiple Airlines
Tue 8/122:21 pmONT - RDD
1 stop25h 44mMultiple Airlines
Deal found 7/30$834

Cheapflights Fare Finder

 
Customize your flight search to find flights from Redding 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 July 30, 2025.
Use the filters below to find and compare flights from Redding to Ontario that are best for you.

Fly from

Redding

Fly to

Ontario

Route

Depart

Return

Price

ReddingOntario

RDD - ONT

RDDONT

Redding

Fri 11/7

5:28 pm-8:53 pm

1 stop27h 25m

Ontario

Tue 11/11

6:00 am-4:48 pm

1 stop10h 48m

$292

ReddingOntario

RDD - ONT

RDDONT

Redding

Tue 8/12

2:10 pm-10:52 pm

1 stop8h 42m

Ontario

Sun 8/17

6:10 am-11:57 pm

1 stop17h 47m

$496

ReddingOntario

RDD - ONT

RDDONT

Redding

Mon 8/11

6:30 pm-10:52 pm

1 stop4h 22m

Ontario

Tue 8/12

2:21 pm-4:05 pm

1 stop25h 44m

$834

ReddingOntario

RDD - ONT

RDDONT

Redding

Thu 8/28

7:34 am-12:13 pm

1 stop4h 39m

$142

ReddingOntario

RDD - ONT

RDDONT

Redding

Thu 9/18

5:27 pm-12:03 am

1 stop6h 36m

$159

ReddingOntario

RDD - ONT

RDDONT

Redding

Sun 9/14

5:27 pm-9:26 am

2 stops15h 59m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Redding to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Redding 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 Redding to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Redding to Ontario (average of $246). Flying from Redding 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 RDD to ONT?

Find hourly flight availability from Redding 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 July 30, 2025.

It’s optimal to fly from Redding to Ontario at noon. By choosing this option you can save up to 6% 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 July 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines and United Airlines from Redding to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Redding 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 Redding to Ontario round-trip?

    According to our current data, Alaska Airlines ($302), and United Airlines ($470) offers the cheapest pricing from Redding to Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Redding 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 Redding to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Redding to Ontario (average of $246). Flying from Redding 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.

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Top airline flying from Redding to Ontario

Discover the top airline that operate flights from Redding 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$572FlexibilityNo cancel feeOn-time69%

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