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$191+ Cheap flights from Roanoke to Ontario (ROA - 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
ROA — ONT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Roanoke to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Roanoke (ROA) 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 September 11, 2025.

Round-trip from

$369
(Delta)

One-way from

$191
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$433
From Roanoke to Ontario
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One-way flight from Roanoke to Ontario
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Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Roanoke to Ontario

Cheapest flights from Roanoke to Ontario
Explore the most affordable flight options available from Roanoke to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/72:38 pmROA - ONT
1 stop9h 58mAmerican Airlines
Tue 10/1410:29 pmONT - ROA
1 stop8h 05mAmerican Airlines
Deal found 9/10$369
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 9/306:00 amROA - ONT
2 stops13h 05mAmerican Airlines
Tue 10/1410:29 pmONT - ROA
1 stop8h 05mAmerican Airlines
Deal found 9/10$374
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 9/163:01 pmROA - ONT
1 stop9h 23mAmerican Airlines
Tue 10/1410:29 pmONT - ROA
1 stop8h 05mAmerican Airlines
Deal found 9/11$386
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 9/295:40 pmROA - ONT
1 stop7h 50mUnited Airlines
Mon 10/66:00 amONT - ROA
2 stops14h 24mUnited Airlines
Deal found 9/11$399
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/24:48 pmROA - ONT
1 stop7h 23mAmerican Airlines
Tue 10/1410:29 pmONT - ROA
1 stop8h 05mAmerican Airlines
Deal found 9/10$409
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/125:18 pmROA - ONT
1 stop7h 06mAmerican Airlines
Tue 10/1410:29 pmONT - ROA
1 stop8h 05mAmerican Airlines
Deal found 9/11$424
This Delta deal was found by Cheapflights users on 9/11. 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 10/23:31 pmROA - ONT
1 stop9h 52mDelta
Wed 10/1511:36 amONT - ROA
1 stop9h 33mDelta
Deal found 9/11$428
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:00 amROA - ONT
1 stop7h 42mDelta
Mon 10/1310:00 pmONT - ROA
1 stop9h 33mDelta
Deal found 9/10$429
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 11/55:38 pmROA - ONT
1 stop7h 53mUnited Airlines
Sat 11/87:00 amONT - ROA
1 stop6h 56mUnited Airlines
Deal found 9/10$439

Cheapflights Fare Finder

 
Customize your flight search to find flights from Roanoke 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 September 11, 2025.
Use the filters below to find and compare flights from Roanoke to Ontario that are best for you.

Fly from

Roanoke

Fly to

Ontario

Route

Depart

Return

Price

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Tue 9/30

6:00 am-4:05 pm

2 stops13h 05m

Ontario

Tue 10/14

11:59 pm-2:13 pm

2 stops11h 14m

$379

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Fri 10/3

5:18 pm-9:24 pm

1 stop7h 06m

Ontario

Tue 10/14

10:29 pm-9:34 am

1 stop8h 05m

$409

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Tue 11/18

2:00 pm-7:41 pm

1 stop8h 41m

Ontario

Mon 11/24

10:34 pm-8:30 am

1 stop6h 56m

$409

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 11/5

5:38 pm-10:31 pm

1 stop7h 53m

Ontario

Sat 11/8

7:00 am-4:56 pm

1 stop6h 56m

$439

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 10/1

5:40 pm-10:30 pm

1 stop7h 50m

Ontario

Mon 10/6

6:36 pm-10:17 am

2 stops12h 41m

$444

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Fri 2/27

6:00 am-11:38 am

1 stop8h 38m

Ontario

Tue 3/3

10:30 pm-10:33 am

1 stop9h 03m

$454

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Tue 9/30

6:00 am-10:42 am

1 stop7h 42m

Ontario

Wed 10/15

11:36 am-12:09 am

1 stop9h 33m

$458

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Tue 9/30

6:00 am-10:42 am

1 stop7h 42m

Ontario

Mon 10/13

10:00 pm-10:33 am

1 stop9h 33m

$458

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 9/24

5:40 pm-10:30 pm

1 stop7h 50m

Ontario

Sat 9/27

7:02 am-4:59 pm

1 stop6h 57m

$469

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 10/8

6:45 am-3:24 pm

2 stops11h 39m

Ontario

Wed 10/15

10:09 am-11:37 pm

2 stops10h 28m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 19 results
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Best time to book a flight from Roanoke to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Roanoke to Ontario (average of $246). Flying from Roanoke to Ontario in March is currently the most expensive (average of $328). 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 September 11, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Roanoke to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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 Roanoke 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 Roanoke to Ontario?

    Departing from Roanoke to Ontario will take you 7h 53m. Airlines will cover a distance of 2108 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Delta is currently your cheapest option to Ontario, with prices starting at $308. Another option worth looking into is American Airlines, starting at $328 round trip. Delta is currently priced 39% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Roanoke to Ontario (average of $246). Flying from Roanoke to Ontario in March is currently the most expensive (average of $328). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Roanoke to Ontario

Discover the top 2 airlines that operate flights from Roanoke 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$463FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$328Average$469FlexibilityNo cancel feeOn-time71%

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