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$256+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
ROA — ONT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$314
(American Airlines)

One-way from

$256
(Delta)

Popular in

December

Cheapest in

October

Average price

$678
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. 6% potential increase in price ($36 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 June 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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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.
sáb. 8/24:27 pmROA - ONT
1 stop8h 11mAmerican Airlines
sáb. 8/236:17 amONT - ROA
2 stops12h 26mAmerican Airlines
Deal found 6/10$314
This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 7/296:00 amROA - ONT
1 stop7h 30mDelta
sáb. 8/211:40 amONT - ROA
1 stop9h 52mDelta
Deal found 6/10$334
This United Airlines deal was found by Cheapflights users on 6/10. 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.
jue. 7/105:42 pmROA - ONT
1 stop7h 24mUnited Airlines
mié. 7/166:39 pmONT - ROA
2 stops12h 40mUnited Airlines
Deal found 6/10$444

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 junio 12, 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

sáb. 8/2

4:27 pm-9:38 pm

1 stop8h 11m

Ontario

sáb. 8/23

6:17 am-9:43 pm

2 stops12h 26m

$314

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

mar. 7/29

6:00 am-10:30 am

1 stop7h 30m

Ontario

sáb. 8/2

11:40 am-12:32 am

1 stop9h 52m

$334

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

jue. 7/10

5:42 pm-10:06 pm

1 stop7h 24m

Ontario

mié. 7/16

6:39 pm-10:19 am

2 stops12h 40m

$444

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

mar. 8/26

6:00 am-10:35 am

1 stop7h 35m

$256

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

mar. 8/26

6:45 am-8:43 pm

2 stops16h 58m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 junio 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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.

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

    Flying on American Airlines is currently your cheapest option to Ontario, with prices starting at $314. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $334 and $444, respectively. American Airlines is currently priced 38% 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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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$389FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$508FlexibilityNo cancel feeOn-timeN/A

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