HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$339+ Cheap flights from Biloxi, MS to Ontario (ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ONT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Biloxi 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 Biloxi to Ontario

Keep the following information in mind while searching for Biloxi to Ontario flight deals. Data was last updated September 11, 2025.

Round-trip from

$379
(American Airlines)

Popular in

June

Cheapest in

August

Average price

$486
From Biloxi to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Biloxi to Ontario

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

This Delta deal was found by Cheapflights users on 9/8. 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 12/63:30 pmGPT - ONT
1 stop8h 34mDelta
Wed 12/1010:25 pmONT - GPT
1 stop9h 25mDelta
Deal found 9/8$339
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/255:10 amGPT - ONT
1 stop6h 57mAmerican Airlines
Tue 10/282:51 pmONT - GPT
1 stop6h 45mAmerican Airlines
Deal found 9/9$379
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.
Fri 11/73:45 pmGPT - ONT
1 stop8h 37mDelta
Sun 11/910:25 pmONT - GPT
1 stop9h 24mDelta
Deal found 9/10$437
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/67:15 amGPT - ONT
2 stops13h 04mAmerican Airlines
Wed 12/1010:47 amONT - GPT
2 stops9h 59mAmerican Airlines
Deal found 9/8$439
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.
Fri 11/71:57 pmGPT - ONT
2 stops10h 54mUnited Airlines
Sun 11/96:05 amONT - GPT
1 stop7h 57mUnited Airlines
Deal found 9/10$483
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.
Sat 11/225:15 pmGPT - ONT
1 stop6h 34mUnited Airlines
Sun 11/306:05 amONT - GPT
1 stop7h 57mUnited Airlines
Deal found 9/11$577

Cheapflights Fare Finder

 
Customize your flight search to find flights from Biloxi 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 Biloxi to Ontario that are best for you.

Fly from

Biloxi

Fly to

Ontario

Route

Depart

Return

Price

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Sat 10/25

5:10 am-10:07 am

1 stop6h 57m

Ontario

Tue 10/28

2:51 pm-11:36 pm

1 stop6h 45m

$379

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Fri 11/7

3:45 pm-10:22 pm

1 stop8h 37m

Ontario

Sun 11/9

10:25 pm-9:49 am

1 stop9h 24m

$407

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Thu 1/15

2:00 pm-10:53 pm

2 stops10h 53m

Ontario

Mon 1/19

6:00 am-4:02 pm

1 stop8h 02m

$409

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Tue 1/6

5:15 pm-9:58 pm

1 stop6h 43m

Ontario

Mon 1/12

6:00 am-4:02 pm

1 stop8h 02m

$444

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Fri 11/7

1:57 pm-10:51 pm

2 stops10h 54m

Ontario

Sun 11/9

6:05 am-4:02 pm

1 stop7h 57m

$483

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Biloxi to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Biloxi to Ontario (average of $246). Flying from Biloxi 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.

What is the cheapest time of day to fly from B1L to ONT?

Find hourly flight availability from Biloxi to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Biloxi to Ontario as you normally would.

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.
Get a feel of what it's like to fly with American Airlines from Biloxi to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Crew

8.0

Entertainment

6.9

Overall

7.2

Comfort

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Crew

8.0

Entertainment

6.9

Overall

7.2

Comfort

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

Find useful and relevant information for your journey from Biloxi to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Biloxi?

    For a flight from Biloxi to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 inbound flights from Biloxi per day. 3 airlines have flights to Ontario from Biloxi on a regular basis.

  • How long is the flight from Biloxi to Ontario?

    There are many flights that can get you from Biloxi to Ontario in 6h 57m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 1680 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Biloxi to Ontario (average of $246). Flying from Biloxi 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

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 Biloxi to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Memphis to Las Vegas flights
Memphis to Los Angeles flights
Jackson to Las Vegas flights
Memphis to Ontario flights
Memphis to San Diego flights
Baton Rouge to Las Vegas flights
Memphis to Santa Ana flights
Memphis to San Francisco flights
Mobile to Las Vegas flights
Mobile to Los Angeles flights
Gulfport to San Diego flights
Baton Rouge to San Francisco flights
Memphis to Burbank flights
Baton Rouge to Los Angeles flights
Baton Rouge to San Diego flights
Gulfport to Las Vegas flights
Memphis to San Jose flights
Memphis to Sacramento flights
Mobile to Ontario flights
Baton Rouge to Ontario flights
Memphis to Reno flights
Jackson to Los Angeles flights
Memphis to Long Beach flights
Jackson to Sacramento flights
Memphis to Fresno flights
Jackson to Ontario flights
Memphis to Bakersfield flights
Memphis to Palm Springs flights
Baton Rouge to Santa Ana flights
Memphis to Oakland flights
Mobile to San Diego flights
Baton Rouge to Sacramento flights
Baton Rouge to Reno flights
Gulfport to Los Angeles flights
Jackson to Reno flights
Columbus to Las Vegas flights
Gulfport to Ontario flights
Jackson to San Diego flights
Mobile to Reno flights
Memphis to Monterey flights
Gulfport to Reno flights
Jackson to Santa Ana flights
Memphis to Santa Barbara flights
Mobile to San Francisco flights
Mobile to Santa Ana flights
Gulfport to Santa Ana flights
Alexandria to Las Vegas flights
Alexandria to Los Angeles flights
Baton Rouge to San Jose flights
Jackson to San Jose flights

Top 3 airlines flying from Biloxi to Ontario

Discover the top 3 airlines that operate flights from Biloxi 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
American AirlinesCheapest$184Average$418FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$294Average$404FlexibilityNo cancel feeOn-time63%
DeltaCheapest$309Average$458FlexibilityNo cancel feeOn-timeN/A

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.