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Chattanooga

$349+ Cheap flights from Ontario to Chattanooga (ONT - CHA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CHA
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
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Find cheap flights from Ontario to Chattanooga with Cheapflights

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Cheap 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 May 25, 2026.

This Delta deal was found by Cheapflights users on 5/21. 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.
Mon 6/1510:00 pm
ONT
-
CHA
1 stop8h 19m
Delta
Sat 7/41:14 pm
CHA
-
ONT
1 stop8h 16m
Delta
Deal found 5/21$349
This Delta deal was found by Cheapflights users on 5/20. 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 6/612:07 pm
ONT
-
CHA
1 stop8h 26m
Delta
Fri 7/34:06 pm
CHA
-
ONT
1 stop8h 42m
Delta
Deal found 5/20$384
This Delta deal was found by Cheapflights users on 5/24. 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.
Tue 6/210:00 pm
ONT
-
CHA
1 stop8h 21m
Delta
Fri 7/32:50 pm
CHA
-
ONT
1 stop6h 40m
Delta
Deal found 5/24$402
This Delta deal was found by Cheapflights users on 5/21. 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.
Mon 6/1510:00 pm
ONT
-
CHA
1 stop8h 19m
Delta
Thu 7/24:06 pm
CHA
-
ONT
1 stop8h 42m
Delta
Deal found 5/21$404
This Delta deal was found by Cheapflights users on 5/25. 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.
Thu 5/2812:07 pm
ONT
-
CHA
1 stop7h 01m
Delta
Wed 6/36:25 pm
CHA
-
ONT
1 stop6h 23m
Delta
Deal found 5/25$407
This American Airlines deal was found by Cheapflights users on 5/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:59 pm
ONT
-
CHA
1 stop8h 52m
American Airlines
Wed 6/34:31 pm
CHA
-
ONT
2 stops10h 28m
American Airlines
Deal found 5/25$412
This American Airlines deal was found by Cheapflights users on 5/23. 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.
Sun 5/247:00 am
ONT
-
CHA
2 stops11h 53m
American Airlines
Sat 5/304:31 pm
CHA
-
ONT
2 stops10h 28m
American Airlines
Deal found 5/23$417
This American Airlines deal was found by Cheapflights users on 5/20. 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 6/411:59 pm
ONT
-
CHA
1 stop8h 52m
American Airlines
Mon 6/84:18 pm
CHA
-
ONT
1 stop6h 38m
American Airlines
Deal found 5/20$419
This Delta deal was found by Cheapflights users on 5/21. 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 6/1410:00 pm
ONT
-
CHA
1 stop8h 19m
Delta
Fri 7/32:50 pm
CHA
-
ONT
1 stop6h 40m
Delta
Deal found 5/21$424
This Delta deal was found by Cheapflights users on 5/24. 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 6/510:00 pm
ONT
-
CHA
1 stop8h 21m
Delta
Fri 7/34:06 pm
CHA
-
ONT
1 stop8h 42m
Delta
Deal found 5/24$429
This American Airlines deal was found by Cheapflights users on 5/21. 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.
Wed 6/1711:59 pm
ONT
-
CHA
1 stop8h 52m
American Airlines
Mon 6/228:14 pm
CHA
-
ONT
1 stop6h 45m
American Airlines
Deal found 5/21$430
This American Airlines deal was found by Cheapflights users on 5/23. 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.
Sun 5/2410:00 pm
ONT
-
CHA
1 stop7h 54m
American Airlines
Sun 5/316:00 am
CHA
-
ONT
1 stop6h 31m
American Airlines
Deal found 5/23$434

Find 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 May 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

Popular in

December

Cheapest in

June

Average price

$392
Provider with most accurate pricing for Ontario-Chattanooga Lovell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Chattanooga Lovell Field flights.
Search Deals
From Ontario to Chattanooga Lovell Field
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 25, 2026.
Use the filters below to find and compare flights from Ontario to Chattanooga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Sat 6/6

5:45 am-3:33 pm

1 stop6h 48m

Chattanooga Lovell Field

Wed 6/10

8:14 pm-11:59 pm

1 stop6h 45m

$419

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Sun 6/14

10:00 pm-9:19 am

1 stop8h 19m

Chattanooga Lovell Field

Sat 7/4

1:14 pm-6:30 pm

1 stop8h 16m

$424

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Sat 6/13

6:05 am-5:23 pm

1 stop8h 18m

Chattanooga Lovell Field

Sat 7/4

4:42 pm-9:57 pm

1 stop8h 15m

$449

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Sat 8/29

5:00 am-2:36 pm

1 stop6h 36m

Chattanooga Lovell Field

Tue 9/1

10:44 am-8:53 pm

2 stops13h 09m

$454

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Fri 6/12

10:00 pm-9:19 am

1 stop8h 19m

Chattanooga Lovell Field

Fri 7/3

4:06 pm-9:48 pm

1 stop8h 42m

$479

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Sat 6/6

5:45 am-4:03 pm

1 stop7h 18m

Chattanooga Lovell Field

Fri 7/3

4:42 pm-9:55 pm

1 stop8h 13m

$484

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Tue 6/23

10:22 am-12:19 am

2 stops10h 57m

Chattanooga Lovell Field

Tue 6/30

5:00 am-1:28 pm

2 stops11h 28m

$493

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Mon 6/8

10:00 pm-9:19 am

1 stop8h 19m

Chattanooga Lovell Field

Mon 7/6

5:35 am-10:40 am

1 stop8h 05m

$509

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Thu 7/2

12:35 pm-10:59 pm

1 stop7h 24m

Chattanooga Lovell Field

Tue 7/7

4:33 pm-10:34 pm

1 stop9h 01m

$527

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Wed 9/9

1:56 pm-9:51 am

2 stops16h 55m

Chattanooga Lovell Field

Sat 9/12

4:42 pm-9:59 pm

1 stop8h 17m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 16 resultsSorted by cheapest first
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 May.
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 Ontario-Chattanooga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Chattanooga flight deals on Cheapflights vs. FlightHub >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 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-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

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

Currently, June is the cheapest month in which you can book a flight from Ontario to Chattanooga (average of $343). Flying from Ontario to Chattanooga in December is currently the most expensive (average of $681). 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 Ontario to Chattanooga?

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 May 25, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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
8,434 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Overall

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
8,434 reviews
Delta
7.9
Good
8,434 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Overall

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
United Airlines
7.4
Good
9,748 reviews
Delta
7.9
Good
8,434 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Overall

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
7.1
Good
11,629 reviews
Delta
7.9
Good
8,434 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Overall

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?

    Delta, American Airlines, and United Airlines can get you from Ontario to Chattanooga in just under 6h 48m. Your travel time can differ by up to 1h 31m. 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 $192. Other airlines that can offer you cheap pricing are United Airlines, from $287, and American Airlines, from $288. These flights start at 56% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Ontario to Chattanooga are United Airlines ($210), Delta ($215), and American Airlines ($277).

  • 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, June is the cheapest month in which you can book a flight from Ontario to Chattanooga (average of $343). Flying from Ontario to Chattanooga in December is currently the most expensive (average of $681). 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

Traveling to a place near Chattanooga?

Book flights to Chattanooga if you plan to visit one of these locations
Trenton

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Alternative routes for Ontario to Chattanooga

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Top 3 airlines flying from Ontario to Chattanooga

Discover the top 3 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 May 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$192Average$399FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$367FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$414FlexibilityNo cancel feeOn-time71%

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