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$73+ 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYS
Nov 5 — Nov 121
1 adult
Tue 11/5
Tue 11/12
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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 Wednesday 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 October 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

February

Round-trip from

$138
(FlightHub)

One-way from

$73
(Trip.com)
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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High demand for flights, 34% potential price rise
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Best time to find cheap flights, 21% potential price drop
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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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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 October 31, 2024.

This FlightHub deal was found by Cheapflights users on 10/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/146:13 pmONT - TYS
1 stop22h 10mFrontier
Mon 11/1810:35 pmTYS - ONT
1 stop14h 36mFrontier
Deal found 10/31$138
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/410:00 pmONT - TYS
1 stop8h 29mDelta
Sat 12/76:45 pmTYS - ONT
1 stop7h 56mDelta
Deal found 10/30$288
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3111:59 pmONT - TYS
1 stop8h 15mAmerican Airlines
Mon 1/65:24 amTYS - ONT
1 stop9h 22mAmerican Airlines
Deal found 10/30$313
This United Airlines deal was found by Cheapflights users on 10/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/136:10 amONT - TYS
1 stop8h 57mUnited Airlines
Sat 11/168:55 amTYS - ONT
1 stop6h 45mUnited Airlines
Deal found 10/30$428
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 11/26:00 amONT - TYS
2 stops12h 14mAlaska Airlines
Mon 11/47:23 amTYS - ONT
2 stops15h 40mAlaska Airlines
Deal found 10/29$738

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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 11/14

6:13 pm-7:23 pm

1 stop22h 10m

$73

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Sat 1/11

5:10 am-10:29 pm

1 stop14h 19m

$267

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/9

12:39 pm-11:46 pm

1 stop8h 07m

$269

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Wed 12/25

10:02 am-12:20 am

2 stops11h 18m

$304

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Fri 4/25

6:55 pm-10:44 am

2 stops12h 49m

$349

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 11/14

6:13 pm-7:23 pm

1 stop22h 10m

Knoxville McGhee Tyson

Mon 11/18

10:35 pm-10:11 am

1 stop14h 36m

$138

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Wed 12/4

10:00 pm-9:29 am

1 stop8h 29m

Knoxville McGhee Tyson

Sat 12/7

6:45 pm-11:41 pm

1 stop7h 56m

$288

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/23

11:59 pm-2:18 pm

2 stops11h 19m

Knoxville McGhee Tyson

Sun 1/26

6:58 am-1:51 pm

2 stops9h 53m

$298

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/9

5:10 am-3:01 pm

1 stop6h 51m

Knoxville McGhee Tyson

Sat 1/11

4:25 pm-9:10 pm

1 stop7h 45m

$378

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Thu 1/23

7:01 pm-9:56 pm

3 stops23h 55m

Knoxville McGhee Tyson

Sun 1/26

12:04 pm-10:13 pm

2 stops13h 09m

$448

Flights are sorted by cheapest first

Deals found on 10/31

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 October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
GotogatePrice Accuracy3 starsTrust Score*2 starsCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy

*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 October 25, 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.

Find deals

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

Currently, December is the cheapest month in which you can book a flight from Ontario to Knoxville (average of $298). Flying from Ontario to Knoxville in April is currently the most expensive (average of $376). 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 October 31, 2024.

It’s typically best to fly out from Ontario to Knoxville in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, 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 October 31, 2024.
Read through reviews of airlines operating flights from Ontario to Knoxville, such as American Airlines, Alaska Airlines and Frontier. 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
9,420 reviews

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Crew

8.6

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,420 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Crew

8.6

Reviews

1 / 10

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

Delta
8.0
Very good
8,835 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Crew

8.6

Reviews

1 / 10

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

United Airlines
7.4
Good
9,240 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Crew

8.6

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
9,420 reviews

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Crew

8.6

Reviews

1 / 10

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

Frontier
6.1
Okay
3,580 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Crew

8.6

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.

  • Can I find flights from Ontario to Knoxville for under $200 on Cheapflights?

    Yes, there are multiple flights from Ontario to Knoxville for under $200. The cheapest flight booked recently is on Frontier for just $138, but on average you can expect to pay $359.

  • Are there last-minute flights available from Ontario to Knoxville for under $400?

    There are currently 5+ open flights from Ontario to Knoxville within the next 7 days for less than $400.

  • 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 Delta and American Airlines - these airlines can fly you to your destination from $288 and $298, respectively. These flights start at 66% 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 ($73), United Airlines ($267), and Delta ($269).

  • What does ONT to TYS mean?

    ONT and TYS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to TYS refers to a flight route from Ontario Airport to Knoxville McGhee Tyson Airport.

  • Can I find deals for flights from Ontario to Knoxville that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Knoxville flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Knoxville with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Knoxville flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to Knoxville that allow pets onboard?

    Many airlines flying from Ontario to Knoxville offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Knoxville?

    Yes, you can often find last-minute deals on Ontario to Knoxville flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Knoxville flight deals updated?

    The Ontario to Knoxville flight deals you see on this page were last updated on 10/31.

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

    Currently, December is the cheapest month in which you can book a flight from Ontario to Knoxville (average of $298). Flying from Ontario to Knoxville in April is currently the most expensive (average of $376). 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$161Average$280FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$257Average$421FlexibilityNo cancel feeOn-time71%
DeltaCheapest$287Average$387FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$323Average$637FlexibilityNo cancel feeOn-time69%
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