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$104+ Cheap flights from Ontario to Knoxville (ONT - TYS)

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYS
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Ontario to Knoxville McGhee Tyson are usually found in February or September, booked 47 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Ontario to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Knoxville (TYS). 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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$138
(CheapOair)

One-way from

$104
(Trip.com)

Popular in

June

Cheapest in

February

Average price

$443
Provider with most accurate pricing for Ontario-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Ontario-Knoxville McGhee Tyson flights.
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From Ontario to Knoxville McGhee Tyson
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One-way flight from Ontario to Knoxville McGhee Tyson
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High demand for flights, 9% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Ontario to Knoxville

Cheapest flights from Ontario to Knoxville
Explore the most affordable flight options available from Ontario to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2610:18 pmONT - TYS
1 stop7h 22mAmerican Airlines
Wed 1/85:23 amTYS - ONT
1 stop7h 33mAmerican Airlines
Deal found 12/17$353
This Delta deal was found by Cheapflights users on 12/18. 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 12/3112:55 pmONT - TYS
1 stop8h 00mDelta
Mon 1/65:00 pmTYS - ONT
1 stop8h 52mDelta
Deal found 12/18$488
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/316:10 amONT - TYS
1 stop8h 55mUnited Airlines
Tue 1/74:55 pmTYS - ONT
1 stop8h 02mUnited Airlines
Deal found 12/17$551
This Alaska Airlines deal was found by Cheapflights users on 12/18. 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 12/3110:40 amONT - TYS
2 stops27h 40mAlaska Airlines
Mon 1/610:55 amTYS - ONT
3 stops26h 39mAlaska Airlines
Deal found 12/18$808

Find flights from Ontario to Knoxville within your budget

Customize your flight search to find flights from Ontario to Knoxville 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Wed 1/8

7:45 am-3:16 pm

1 stop28h 31m

Knoxville McGhee Tyson

Thu 1/16

4:19 pm-11:47 pm

1 stop10h 28m

$138

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Wed 1/8

6:00 am-3:25 pm

1 stop6h 25m

Knoxville McGhee Tyson

Sat 1/11

4:15 pm-10:45 pm

1 stop9h 30m

$288

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 2/6

7:01 pm-9:56 pm

3 stops23h 55m

Knoxville McGhee Tyson

Sun 2/9

11:02 am-10:38 am

2 stops26h 36m

$393

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Wed 1/15

5:10 am-11:46 pm

2 stops15h 36m

Knoxville McGhee Tyson

Wed 1/22

4:55 pm-9:57 pm

1 stop8h 02m

$442

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Tue 12/31

12:55 pm-11:55 pm

1 stop8h 00m

Knoxville McGhee Tyson

Mon 1/6

5:00 pm-10:52 pm

1 stop8h 52m

$488

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/23

6:45 am-5:06 pm

1 stop7h 21m

$104

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Sat 4/5

12:59 am-3:46 pm

1 stop11h 47m

$116

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Fri 1/17

3:04 pm-12:12 am

1 stop6h 08m

$245

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/16

1:00 pm-11:47 pm

1 stop7h 47m

$319

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/2

5:05 am-3:01 pm

1 stop6h 56m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 11 results
1
2

Compare providers for flights from Ontario to Knoxville

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 Ontario to Knoxville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust 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 Ontario-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Knoxville 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 Ontario-Knoxville 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 Ontario to Knoxville

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

Travel insights for flights from Ontario to Knoxville

Get recent, data-driven insights about flights from Ontario to Knoxville including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Ontario to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Knoxville. Price data was last updated on December 13, 2024.

To ensure you get the cheapest price possible for a flight from Ontario to Knoxville, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Knoxville (average of $304). Flying from Ontario to Knoxville in April is currently the most expensive (average of $371). 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 ONT to TYS?

Find hourly flight availability from Ontario to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

It’s typically best to fly out from Ontario to Knoxville in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from Ontario to Knoxville, such as Delta, American Airlines and Alaska Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,552 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Frontier
6.1
Okay
3,479 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Related info for your journey

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

    Currently priced at $138, Frontier will fly you from Ontario to Knoxville and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Alaska Airlines - these airlines can fly you to your destination from $288 and $393, respectively. These flights start at 64% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Ontario to Knoxville are Frontier ($116), American Airlines ($245), and Delta ($319).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Knoxville (average of $304). Flying from Ontario to Knoxville in April is currently the most expensive (average of $371). 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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Top 4 airlines flying from Ontario to Knoxville

Discover the top 4 airlines that operate flights from Ontario to Knoxville. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$158Average$280FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$257Average$407FlexibilityNo cancel feeOn-time71%
DeltaCheapest$287Average$360FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$323Average$452FlexibilityNo cancel feeOn-time69%
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