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Ontario

$271+ Cheap flights from Chattanooga to Ontario (CHA - 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ONT
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap flight deals from Chattanooga to Ontario

Cheapest flights from Chattanooga to Ontario
Explore the most affordable flight options available from Chattanooga to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.

This United Airlines deal was found by Cheapflights users on 5/12. 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.
Wed 6/34:42 pm
CHA
-
ONT
1 stop8h 13m
United Airlines
Sat 6/65:45 am
ONT
-
CHA
1 stop7h 18m
United Airlines
Deal found 5/12$359
This American Airlines deal was found by Cheapflights users on 5/9. 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 6/138:14 pm
CHA
-
ONT
1 stop6h 45m
American Airlines
Sat 6/2011:59 pm
ONT
-
CHA
1 stop8h 52m
American Airlines
Deal found 5/9$407
This Delta deal was found by Cheapflights users on 5/9. 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 6/84:06 pm
CHA
-
ONT
1 stop8h 42m
Delta
Mon 6/2210:00 pm
ONT
-
CHA
1 stop8h 19m
Delta
Deal found 5/9$409
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Wed 6/38:14 pm
CHA
-
ONT
1 stop6h 45m
American Airlines
Sat 6/610:22 am
ONT
-
CHA
2 stops10h 37m
American Airlines
Deal found 5/12$412
This American Airlines deal was found by Cheapflights users on 5/10. 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 7/48:18 am
CHA
-
ONT
1 stop8h 04m
American Airlines
Fri 7/1710:10 pm
ONT
-
CHA
1 stop7h 44m
American Airlines
Deal found 5/10$429
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Fri 7/36:05 am
CHA
-
ONT
1 stop6h 24m
American Airlines
Sat 7/115:34 am
ONT
-
CHA
1 stop6h 59m
American Airlines
Deal found 5/10$431
This American Airlines deal was found by Cheapflights users on 5/10. 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 6/108:14 pm
CHA
-
ONT
1 stop6h 45m
American Airlines
Sat 6/1310:00 pm
ONT
-
CHA
1 stop7h 54m
American Airlines
Deal found 5/10$435
This Delta deal was found by Cheapflights users on 5/11. 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 5/196:25 pm
CHA
-
ONT
1 stop6h 23m
Delta
Mon 5/2510:00 pm
ONT
-
CHA
1 stop8h 21m
Delta
Deal found 5/11$437
This Delta deal was found by Cheapflights users on 5/9. 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 6/95:35 am
CHA
-
ONT
1 stop8h 05m
Delta
Fri 6/2610:00 pm
ONT
-
CHA
1 stop8h 19m
Delta
Deal found 5/9$439
This American Airlines deal was found by Cheapflights users on 5/9. 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 5/196:00 am
CHA
-
ONT
1 stop7h 09m
American Airlines
Tue 5/2611:59 pm
ONT
-
CHA
2 stops9h 53m
American Airlines
Deal found 5/9$442

Find flight deals from Chattanooga to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) 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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$359
(United Airlines)

One-way from

$271
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$452
Provider with most accurate pricing for Chattanooga Lovell Field-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chattanooga Lovell Field-Ontario flights.
Search Deals
From Chattanooga Lovell Field to Ontario
Search Deals
One-way flight from Chattanooga Lovell Field to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 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 Chattanooga 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 May 13, 2026.
Use the filters below to find and compare flights from Chattanooga to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 5/19

6:25 pm-9:48 pm

1 stop6h 23m

Ontario

Wed 5/27

12:07 pm-11:53 pm

1 stop8h 46m

$437

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 5/19

5:25 pm-9:58 pm

1 stop7h 33m

Ontario

Tue 5/26

5:45 am-4:03 pm

1 stop7h 18m

$437

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 6/9

5:35 am-10:40 am

1 stop8h 05m

Ontario

Thu 6/25

10:00 pm-9:19 am

1 stop8h 19m

$439

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sat 7/4

4:42 pm-9:57 pm

1 stop8h 15m

Ontario

Tue 7/14

5:45 am-4:03 pm

1 stop7h 18m

$507
Quickest round-trip

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Fri 6/5

6:25 pm-9:48 pm

1 stop6h 23m

Ontario

Mon 6/15

10:00 pm-9:19 am

1 stop8h 19m

$529

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sat 5/16

5:25 pm-9:58 pm

1 stop7h 33m

Ontario

Sat 5/23

6:30 am-5:23 pm

1 stop7h 53m

$555

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 6/16

4:42 pm-9:55 pm

1 stop8h 13m

Ontario

Sat 6/20

6:05 am-5:23 pm

1 stop8h 18m

$558

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Thu 5/21

4:42 pm-9:55 pm

1 stop8h 13m

Ontario

Wed 5/27

6:30 am-5:23 pm

1 stop7h 53m

$564

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Thu 6/11

7:22 pm-10:40 am

1 stop18h 18m

Ontario

Fri 6/19

10:00 pm-9:19 am

1 stop8h 19m

$573

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Wed 6/17

4:42 pm-9:55 pm

1 stop8h 13m

Ontario

Wed 6/24

5:45 am-4:03 pm

1 stop7h 18m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Chattanooga to Ontario

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 Chattanooga to Ontario 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 Chattanooga-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chattanooga-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chattanooga-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chattanooga-Ontario 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 Chattanooga-Ontario 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 Chattanooga to Ontario

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

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

Currently, November is the cheapest month in which you can book a flight from Chattanooga to Ontario (average of $288). Flying from Chattanooga to Ontario in January is currently the most expensive (average of $713). 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 Chattanooga to Ontario?

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 May 13, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Chattanooga to Ontario 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
8,450 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,450 reviews
Delta
7.9
Good
8,450 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,706 reviews
Delta
7.9
Good
8,450 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.1
Good
11,662 reviews
Delta
7.9
Good
8,450 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    For as low as $437, Delta can have you in Ontario from Chattanooga in 6h 23m. Airlines will cover a distance of 1835 mi. This flight may include one or multiple stops.

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

    American Airlines, at $167, was found to be the cheapest airline from Chattanooga to Ontario.Alternate airlines to your destination round-trip include Delta and United Airlines. Users have found that American Airlines is 60% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Chattanooga to Ontario (average of $288). Flying from Chattanooga to Ontario in January is currently the most expensive (average of $713). 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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Alternative routes for Chattanooga to Ontario

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Top 3 airlines flying from Chattanooga to Ontario

Discover the top 3 airlines that operate flights from Chattanooga 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 May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$167Average$396FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$350FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$468FlexibilityNo cancel feeOn-time69%

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