HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$275+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ROA — ONT
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Roanoke 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.

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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 11/123:50 pmROA - ONT
1 stop10h 14mDelta
Sun 11/1612:16 pmONT - ROA
1 stop8h 59mDelta
Deal found 10/28$389
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/126:07 amROA - ONT
2 stops8h 56mAmerican Airlines
Sun 11/167:30 pmONT - ROA
2 stops11h 15mAmerican Airlines
Deal found 10/28$399
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 11/111:25 pmROA - ONT
1 stop8h 11mUnited Airlines
Tue 11/187:00 amONT - ROA
1 stop6h 56mUnited Airlines
Deal found 10/29$439
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/125:38 pmROA - ONT
1 stop7h 53mUnited Airlines
Sun 11/167:00 amONT - ROA
1 stop6h 56mUnited Airlines
Deal found 10/28$559
This Delta deal was found by Cheapflights users on 10/29. 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 10/306:00 amROA - ONT
1 stop7h 26mDelta
Mon 11/310:00 pmONT - ROA
1 stop9h 33mDelta
Deal found 10/29$569
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/265:38 pmROA - ONT
1 stop7h 53mUnited Airlines
Sun 11/309:35 pmONT - ROA
2 stops16h 21mUnited Airlines
Deal found 10/29$589

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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$389
(Delta)

One-way from

$275
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$373
Provider with most accurate pricing for Roanoke-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Roanoke-Ontario flights.
Search Deals
From Roanoke to Ontario
Search Deals
One-way flight from Roanoke to Ontario
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 30, 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

Wed 11/12

6:00 am-4:09 pm

2 stops13h 09m

Ontario

Sun 11/16

12:16 pm-12:15 am

1 stop8h 59m

$394

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 11/12

6:07 am-12:03 pm

2 stops8h 56m

Ontario

Sun 11/16

7:30 pm-9:45 am

2 stops11h 15m

$399

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Fri 2/27

7:50 pm-12:34 pm

2 stops19h 44m

Ontario

Tue 3/3

10:30 pm-10:33 am

1 stop9h 03m

$418

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Fri 1/23

10:15 am-9:58 pm

2 stops14h 43m

Ontario

Wed 1/28

5:05 am-8:02 pm

2 stops11h 57m

$419

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Tue 11/11

1:25 pm-6:36 pm

1 stop8h 11m

Ontario

Tue 11/18

7:00 am-4:56 pm

1 stop6h 56m

$439

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 12/10

10:50 am-12:32 pm

2 stops28h 42m

$309

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Thu 12/11

6:00 am-11:02 am

1 stop8h 02m

$343

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Wed 12/10

12:58 pm-7:39 pm

1 stop9h 41m

$343

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Mon 12/8

3:50 pm-11:04 pm

1 stop10h 14m

$343

RoanokeOntario

ROA - ONT

ROAONT

Roanoke

Tue 12/9

6:00 am-11:02 am

1 stop8h 02m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 15 results
1
2

Compare providers for flights from Roanoke 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 Roanoke to Ontario in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice 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 Roanoke-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Roanoke-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Roanoke-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Roanoke-Ontario flights, Cheapflights users trust eDreams the most. eDreams 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 Roanoke-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 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, October is the cheapest month in which you can book a flight from Roanoke to Ontario (average of $181). Flying from Roanoke to Ontario in December is currently the most expensive (average of $320). 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 October 30, 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
7.9
Good
7,993 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

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
7.9
Good
7,993 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

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
11,030 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

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 8h 56m. 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 $314 round trip. Delta is currently priced 41% 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, October is the cheapest month in which you can book a flight from Roanoke to Ontario (average of $181). Flying from Roanoke to Ontario in December is currently the most expensive (average of $320). 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 Roanoke to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Las Vegas flights
Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
Reagan-National to Las Vegas flights
Reagan-National to San Francisco flights
Dulles Intl to San Francisco flights
Dulles Intl to San Diego flights
Raleigh to Las Vegas flights
Raleigh to Los Angeles flights
Dulles Intl to Ontario flights
Reagan-National to San Diego flights
Reagan-National to Ontario flights
Dulles Intl to Santa Ana flights
Raleigh to San Francisco flights
Reagan-National to Santa Ana flights
Dulles Intl to San Jose flights
Richmond to Las Vegas flights
Dulles Intl to Sacramento flights
Reagan-National to San Jose flights
Raleigh to Ontario flights
Richmond to Los Angeles flights
Greensboro to Las Vegas flights
Norfolk to Las Vegas flights
Raleigh to San Diego flights
Reagan-National to Sacramento flights
Dulles Intl to Palm Springs flights
Dulles Intl to Reno flights
Norfolk to Los Angeles flights
Greensboro to Los Angeles flights
Reagan-National to Reno flights
Dulles Intl to Burbank flights
Richmond to San Diego flights
Reagan-National to Palm Springs flights
Raleigh to Santa Ana flights
Dulles Intl to Oakland flights
Richmond to Ontario flights
Reagan-National to Oakland flights
Raleigh to Reno flights
Dulles Intl to Long Beach flights
Raleigh to Palm Springs flights
Roanoke to Las Vegas flights
Reagan-National to Burbank flights
Norfolk to San Diego flights
Greensboro to Santa Ana flights
Norfolk to San Francisco flights
Richmond to San Francisco flights
Raleigh to Burbank flights
Raleigh to San Jose flights
Dulles Intl to Monterey flights
Dulles Intl to Santa Barbara flights

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$443FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$314Average$469FlexibilityNo cancel feeOn-time71%

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
Cookie settings©2025 Cheapflights