HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$127+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ONT
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chattanooga to Ontario 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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Sun 5/310:17 pm
CHA
-
ONT
1 stop12h 47m
Multiple Airlines
Wed 5/68:15 am
ONT
-
CHA
2 stops33h 57m
Multiple Airlines
Deal found 3/7$282
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2310:17 pm
CHA
-
ONT
1 stop13h 07m
Multiple Airlines
Sun 4/268:21 am
ONT
-
CHA
2 stops27h 18m
Multiple Airlines
Deal found 3/9$302
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 4/172:09 pm
CHA
-
ONT
1 stop7h 24m
Delta
Fri 4/2410:15 pm
ONT
-
CHA
1 stop8h 35m
Delta
Deal found 3/9$329
This United Airlines deal was found by Cheapflights users on 3/7. 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 4/225:20 pm
CHA
-
ONT
1 stop7h 30m
United Airlines
Mon 4/276:49 pm
ONT
-
CHA
2 stops12h 26m
United Airlines
Deal found 3/7$352
This Delta deal was found by Cheapflights users on 3/6. 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 5/126:25 pm
CHA
-
ONT
1 stop6h 23m
Delta
Sat 5/2310:00 pm
ONT
-
CHA
1 stop8h 54m
Delta
Deal found 3/6$354
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:45 am
CHA
-
ONT
2 stops12h 35m
United Airlines
Mon 11/26:53 pm
ONT
-
CHA
2 stops12h 16m
United Airlines
Deal found 3/10$359
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Sun 4/510:17 pm
CHA
-
ONT
1 stop12h 47m
Multiple Airlines
Sun 4/1211:00 am
ONT
-
CHA
1 stop7h 27m
Multiple Airlines
Deal found 3/6$362
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/184:42 pm
CHA
-
ONT
1 stop8h 13m
United Airlines
Sat 8/15:45 am
ONT
-
CHA
1 stop7h 18m
United Airlines
Deal found 3/9$367

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$282
(Kiwi.com)

One-way from

$127
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$406
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. 7% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 10, 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 5/12

6:25 pm-9:48 pm

1 stop6h 23m

Ontario

Sat 5/23

10:00 pm-9:54 am

1 stop8h 54m

$354
Quickest round-trip

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 4/21

5:20 pm-9:50 pm

1 stop7h 30m

Ontario

Sat 4/25

6:05 am-3:33 pm

1 stop6h 28m

$419

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Wed 8/26

2:01 pm-6:19 pm

1 stop7h 18m

Ontario

Sat 8/29

7:00 am-5:20 pm

1 stop7h 20m

$419

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Fri 7/24

5:45 pm-10:09 pm

1 stop7h 24m

Ontario

Tue 7/28

7:00 am-5:14 pm

1 stop7h 14m

$425

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 6/23

6:00 am-5:28 pm

2 stops14h 28m

Ontario

Wed 7/1

5:45 am-4:03 pm

1 stop7h 18m

$427

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sat 4/18

8:30 am-5:47 pm

2 stops12h 17m

Ontario

Wed 4/22

6:49 pm-10:15 am

2 stops12h 26m

$429

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 7/21

4:42 pm-9:55 pm

1 stop8h 13m

Ontario

Sat 7/25

5:45 am-4:03 pm

1 stop7h 18m

$439

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Fri 7/24

5:40 pm-10:46 pm

1 stop8h 06m

Ontario

Wed 7/29

5:45 am-4:03 pm

1 stop7h 18m

$439

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Wed 7/15

1:30 pm-6:15 pm

1 stop7h 45m

Ontario

Sun 8/2

7:00 am-6:54 pm

1 stop8h 54m

$485
Cheapest one-way

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sun 5/10

4:11 pm-4:38 pm

2 stops27h 27m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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 March.
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, July is the cheapest month in which you can book a flight from Chattanooga to Ontario (average of $88). Flying from Chattanooga to Ontario in September is currently the most expensive (average of $270). 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.

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 March 10, 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
8,276 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

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
9,409 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

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
11,413 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Boarding

8.1

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 $354, 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 59% 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, July is the cheapest month in which you can book a flight from Chattanooga to Ontario (average of $88). Flying from Chattanooga to Ontario in September is currently the most expensive (average of $270). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chattanooga to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Las Vegas flights
Nashville to Los Angeles flights
Memphis to Las Vegas flights
Memphis to Los Angeles flights
Nashville to San Francisco flights
Nashville to San Diego flights
Nashville to Ontario flights
Knoxville to Las Vegas flights
Chattanooga to Las Vegas flights
Nashville to Burbank flights
Nashville to Santa Ana flights
Memphis to Ontario flights
Nashville to Sacramento flights
Knoxville to Los Angeles flights
Knoxville to San Diego flights
Memphis to San Diego flights
Nashville to San Jose flights
Memphis to San Francisco flights
Knoxville to Ontario flights
Nashville to Oakland flights
Knoxville to Santa Ana flights
Chattanooga to Los Angeles flights
Knoxville to San Francisco flights
Blountville to Las Vegas flights
Chattanooga to Fresno flights
Chattanooga to San Diego flights
Nashville to Palm Springs flights
Nashville to Long Beach flights
Nashville to Fresno flights
Nashville to Medford flights
Nashville to Reno flights
Memphis to Santa Ana flights
Chattanooga to San Francisco flights
Chattanooga to Santa Ana flights
Knoxville to Reno flights
Chattanooga to Sacramento flights
Memphis to Reno flights
Memphis to San Jose flights
Knoxville to San Jose flights
Memphis to Palm Springs flights
Memphis to Sacramento flights
Knoxville to Fresno flights
Knoxville to Sacramento flights
Knoxville to Burbank flights
Chattanooga to Reno flights
Nashville to Santa Barbara flights
Chattanooga to San Jose flights
Memphis to Long Beach flights
Knoxville to Palm Springs flights

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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$167Average$383FlexibilityNo cancel feeOn-time71%
DeltaCheapest$252Average$350FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$468FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights