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Chattanooga

$100+ Cheap flights from Ontario to Chattanooga (ONT - CHA)

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CHA
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find cheap flights from Ontario to Chattanooga with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Ontario to Chattanooga Lovell Field are usually found in February or June, booked 46 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Ontario to Chattanooga

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Chattanooga (CHA). 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$324
(Delta)

One-way from

$100
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$453
Provider with most accurate pricing for Ontario-Chattanooga Lovell Field flight deals.
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Provider most trusted by Cheapflights users for Ontario-Chattanooga Lovell Field flights.
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From Ontario to Chattanooga Lovell Field
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One-way flight from Ontario to Chattanooga Lovell Field
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Highest demand for flights based on searches. 24% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Chattanooga

Cheapest flights from Ontario to Chattanooga
Explore the most affordable flight options available from Ontario to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:37 pmONT - CHA
1 stop21h 13mMultiple Airlines
Sun 11/239:32 pmCHA - ONT
1 stop26h 34mMultiple Airlines
Deal found 11/11$352
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:00 amONT - CHA
1 stop26h 50mMultiple Airlines
Thu 11/209:32 pmCHA - ONT
1 stop19h 54mMultiple Airlines
Deal found 11/11$371
This United Airlines deal was found by Cheapflights users on 11/11. 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 12/26:41 pmONT - CHA
2 stops13h 52mUnited Airlines
Sat 12/61:58 pmCHA - ONT
2 stops11h 51mUnited Airlines
Deal found 11/11$389
This American Airlines deal was found by Cheapflights users on 11/11. 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 12/1810:40 pmONT - CHA
1 stop6h 59mAmerican Airlines
Tue 12/305:35 amCHA - ONT
1 stop7h 03mAmerican Airlines
Deal found 11/11$392
This Delta deal was found by Cheapflights users on 11/11. 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 11/1110:25 pmONT - CHA
1 stop9h 07mDelta
Mon 11/244:14 pmCHA - ONT
1 stop6h 28mDelta
Deal found 11/11$412
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:00 amONT - CHA
1 stop26h 50mMultiple Airlines
Sun 11/239:32 pmCHA - ONT
1 stop26h 34mMultiple Airlines
Deal found 11/11$418
This United Airlines deal was found by Cheapflights users on 11/12. 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 12/26:41 pmONT - CHA
2 stops13h 52mUnited Airlines
Wed 12/1712:11 pmCHA - ONT
2 stops11h 31mUnited Airlines
Deal found 11/12$424
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:00 amONT - CHA
1 stop26h 50mMultiple Airlines
Thu 11/209:32 pmCHA - ONT
1 stop19h 54mMultiple Airlines
Deal found 11/11$436
This Delta deal was found by Cheapflights users on 11/11. 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 11/1312:16 pmONT - CHA
1 stop6h 21mDelta
Mon 11/245:50 amCHA - ONT
1 stop8h 16mDelta
Deal found 11/11$441
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Sat 11/2211:59 pmONT - CHA
1 stop8h 35mAmerican Airlines
Sun 11/232:14 pmCHA - ONT
1 stop7h 18mAmerican Airlines
Deal found 11/12$443

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Chattanooga 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 November 13, 2025.
Use the filters below to find and compare flights from Ontario to Chattanooga that are best for you.

Fly from

Ontario

Fly to

Chattanooga

Route

Depart

Return

Price

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Tue 12/2

6:41 pm-11:33 am

2 stops13h 52m

Chattanooga Lovell Field

Sat 12/6

1:58 pm-10:49 pm

2 stops11h 51m

$389

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Thu 12/18

10:40 pm-8:39 am

1 stop6h 59m

Chattanooga Lovell Field

Tue 12/30

5:35 am-9:38 am

1 stop7h 03m

$392

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Tue 12/2

6:41 pm-11:33 am

2 stops13h 52m

Chattanooga Lovell Field

Wed 12/17

12:11 pm-8:42 pm

2 stops11h 31m

$424

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Mon 11/17

10:25 pm-10:32 am

1 stop9h 07m

Chattanooga Lovell Field

Mon 11/24

2:58 pm-7:42 pm

1 stop7h 44m

$441

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Sat 11/22

11:59 pm-11:34 am

1 stop8h 35m

Chattanooga Lovell Field

Sun 11/23

2:14 pm-6:32 pm

1 stop7h 18m

$443

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Wed 11/19

11:44 am-11:27 pm

1 stop8h 43m

Chattanooga Lovell Field

Sat 11/22

6:21 pm-10:06 pm

1 stop6h 45m

$449

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Tue 11/18

10:25 pm-9:15 am

1 stop7h 50m

Chattanooga Lovell Field

Sat 11/22

6:21 pm-10:06 pm

1 stop6h 45m

$449

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Thu 12/4

6:41 pm-11:33 am

2 stops13h 52m

Chattanooga Lovell Field

Mon 12/8

1:58 pm-10:49 pm

2 stops11h 51m

$450

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Wed 11/19

3:08 pm-12:15 am

1 stop6h 07m

Chattanooga Lovell Field

Sat 11/22

3:35 pm-11:57 pm

2 stops11h 22m

$454

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Thu 12/4

6:15 am-9:31 pm

1 stop12h 16m

$100

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 20 results
1
2

Compare providers for flights from Ontario to Chattanooga

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 Chattanooga in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 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-Chattanooga flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Chattanooga flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Chattanooga flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Chattanooga flights, Cheapflights users trust eDreams the most. eDreams 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-Chattanooga 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 Chattanooga

Have a flexible travel schedule? Discover the best time to fly to Chattanooga 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Chattanooga

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Chattanooga. Price data was last updated on November 7, 2025.

To ensure you get the cheapest price possible for a flight from Ontario to Chattanooga, you should look to book at least 46 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 Chattanooga?

Currently, July is the cheapest month in which you can book a flight from Ontario to Chattanooga (average of $128). Flying from Ontario to Chattanooga in March is currently the most expensive (average of $284). 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 CHA?

Find hourly flight availability from Ontario to Chattanooga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Ontario to Chattanooga in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Chattanooga

Get insights into the airlines that provide service to Chattanooga. 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 Chattanooga. Reviews last updated November 13, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Ontario to Chattanooga to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Chattanooga. 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 Ontario to Chattanooga?

    United Airlines, American Airlines, and Delta can get you from Ontario to Chattanooga in just under 6h 59m. Your travel time can differ by up to 6h 53m. There are 1835 mi between Ontario and Chattanooga. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Ontario to Chattanooga round-trip from $279. Another airline that can offer you cheap pricing is American Airlines. These flights start at 34% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Ontario to Chattanooga (average of $128). Flying from Ontario to Chattanooga in March is currently the most expensive (average of $284). 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 2 airlines flying from Ontario to Chattanooga

Discover the top 2 airlines that operate flights from Ontario to Chattanooga. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$279Average$322FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$380FlexibilityNo cancel feeOn-time71%

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