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Biloxi

$294+ Cheap flights from Ontario (ONT) to Biloxi, MS

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSY
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Ontario to Biloxi

Cheapest flights from Ontario to Biloxi
Explore the most affordable flight options available from Ontario to Biloxi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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 5/2310:59 pm
ONT
-
GPT
1 stop8h 38m
Delta
Thu 5/2810:30 am
GPT
-
ONT
1 stop9h 45m
Delta
Deal found 1/27$309
This Delta deal was found by Cheapflights users on 1/27. 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 5/2310:59 pm
ONT
-
GPT
1 stop8h 38m
Delta
Sat 5/3010:30 am
GPT
-
ONT
1 stop9h 45m
Delta
Deal found 1/27$334
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/267:22 pm
ONT
-
GPT
1 stop20h 52m
Multiple Airlines
Thu 3/57:20 pm
GPT
-
ONT
2 stops48h 55m
Multiple Airlines
Deal found 1/27$340
This Delta deal was found by Cheapflights users on 1/27. 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.
Mon 5/2510:59 pm
ONT
-
GPT
1 stop8h 38m
Delta
Sat 5/3010:30 am
GPT
-
ONT
1 stop9h 45m
Delta
Deal found 1/27$359
This Delta deal was found by Cheapflights users on 1/27. 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 5/2310:59 pm
ONT
-
GPT
1 stop8h 38m
Delta
Mon 6/110:30 am
GPT
-
ONT
1 stop9h 45m
Delta
Deal found 1/27$392
This United Airlines deal was found by Cheapflights users on 1/27. 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 4/86:05 am
ONT
-
GPT
1 stop5h 16m
United Airlines
Wed 4/295:15 pm
GPT
-
ONT
1 stop6h 35m
United Airlines
Deal found 1/27$399
This Delta deal was found by Cheapflights users on 1/27. 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.
Mon 5/2510:59 pm
ONT
-
GPT
1 stop8h 38m
Delta
Mon 6/110:30 am
GPT
-
ONT
1 stop9h 45m
Delta
Deal found 1/27$417
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/216:00 am
ONT
-
GPT
1 stop5h 20m
United Airlines
Tue 2/244:55 pm
GPT
-
ONT
1 stop7h 05m
United Airlines
Deal found 1/26$424
This American Airlines deal was found by Cheapflights users on 1/26. 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 2/103:09 pm
ONT
-
GPT
1 stop6h 24m
American Airlines
Sat 2/141:04 pm
GPT
-
ONT
1 stop10h 20m
American Airlines
Deal found 1/26$432
This Delta deal was found by Cheapflights users on 1/27. 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 5/2310:59 pm
ONT
-
GPT
1 stop8h 38m
Delta
Sun 5/3110:30 am
GPT
-
ONT
1 stop9h 45m
Delta
Deal found 1/27$472

Find flight deals from Ontario to Biloxi

Keep the following information in mind while searching for Ontario to Biloxi flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(Delta)

One-way from

$294
(United Airlines)

Popular in

December

Cheapest in

July

Average price

$413
Provider with most accurate pricing for Los Angeles-Gulfport Biloxi Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Gulfport Biloxi Regional flights.
Search Deals
From Ontario to Biloxi
Search Deals
One-way flight from Ontario to Biloxi
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Biloxi 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 January 28, 2026.
Use the filters below to find and compare flights from Ontario to Biloxi that are best for you.

Fly from

Ontario

Fly to

Biloxi

Route

Depart

Return

Price

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Thu 2/26

10:20 pm-9:24 am

1 stop9h 04m

Gulfport Biloxi Regional

Thu 3/5

2:54 pm-9:05 pm

1 stop8h 11m

$309

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Sat 5/23

10:59 pm-9:37 am

1 stop8h 38m

Gulfport Biloxi Regional

Sat 5/30

10:30 am-6:15 pm

1 stop9h 45m

$334

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Sun 5/24

10:59 pm-9:37 am

1 stop8h 38m

Gulfport Biloxi Regional

Sat 5/30

3:00 pm-10:09 pm

1 stop9h 09m

$334

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Mon 5/25

10:59 pm-9:37 am

1 stop8h 38m

Gulfport Biloxi Regional

Sat 5/30

10:30 am-6:15 pm

1 stop9h 45m

$359

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Sat 5/23

10:59 pm-9:37 am

1 stop8h 38m

Gulfport Biloxi Regional

Mon 6/1

10:30 am-6:15 pm

1 stop9h 45m

$392

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Sat 5/23

6:02 am-4:02 pm

1 stop8h 00m

Gulfport Biloxi Regional

Sat 5/30

5:15 pm-9:21 pm

1 stop6h 06m

$399

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Wed 4/8

6:05 am-1:21 pm

1 stop5h 16m

Gulfport Biloxi Regional

Wed 4/29

5:15 pm-9:50 pm

1 stop6h 35m

$399

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Sat 2/21

6:00 am-1:20 pm

1 stop5h 20m

Gulfport Biloxi Regional

Tue 2/24

4:55 pm-10:00 pm

1 stop7h 05m

$424

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Sun 5/24

12:00 pm-10:07 pm

1 stop8h 07m

Gulfport Biloxi Regional

Sun 5/31

10:30 am-6:15 pm

1 stop9h 45m

$472

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Fri 5/22

10:59 pm-9:37 am

1 stop8h 38m

Gulfport Biloxi Regional

Thu 5/28

10:30 am-6:15 pm

1 stop9h 45m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 17 results
1
2

Best time to book a flight from Ontario to Biloxi

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

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Biloxi (average of $78). Flying from Ontario to Biloxi in January is currently the most expensive (average of $139). 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 Biloxi

Get insights into the airlines that provide service to Biloxi. 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 Biloxi. Reviews last updated January 28, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Ontario to Biloxi. 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
8,124 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,124 reviews
Delta
7.9
Good
8,124 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
9,212 reviews
Delta
7.9
Good
8,124 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,201 reviews
Delta
7.9
Good
8,124 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Biloxi. 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 from for flights from Ontario to Biloxi?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Biloxi. You should not have trouble finding flights to Biloxi from Ontario; the airport handles an average of 0 outbound flights to Biloxi per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Ontario airport to Biloxi. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Biloxi?

    Delta can get you from Ontario to Biloxi in just under 9h 04m. Your travel time can differ by up to . The distance between Ontario and Biloxi is about 1680 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Ontario to Biloxi (average of $78). Flying from Ontario to Biloxi in January is currently the most expensive (average of $139). 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 6 airlines flying from Ontario to Biloxi

Discover the top 6 airlines that operate flights from Ontario to Biloxi. 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$100Average$157FlexibilityNo cancel feeOn-time65%
FrontierCheapest$112Average$350FlexibilityNo cancel feeOn-time62%
DeltaCheapest$166Average$384FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$246Average$441FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$248Average$473FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$302Average$434FlexibilityNo cancel feeOn-time63%

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