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$139+ Cheap flights from Biloxi, MS to Ontario (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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ONT
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
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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 mayo 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$339
(Delta)

One-way from

$139
(Delta)

Popular in

May

Cheapest in

February

Average price

$614
Provider with most accurate pricing for Gulfport Biloxi Regional-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Gulfport Biloxi Regional-Los Angeles flights.
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From Biloxi to Ontario
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One-way flight from Biloxi to Ontario
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Highest demand for flights based on searches. 11% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 mayo 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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.
jue. 5/156:05 amGPT - ONT
1 stop7h 03mDelta
lun. 5/1910:00 pmONT - GPT
1 stop8h 29mDelta
Deal found 4/30$339
This American Airlines deal was found by Cheapflights users on 4/30. 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.
jue. 5/155:29 amGPT - ONT
1 stop6h 29mAmerican Airlines
lun. 5/1912:45 pmONT - GPT
2 stops9h 13mAmerican Airlines
Deal found 4/30$344
This United Airlines deal was found by Cheapflights users on 4/29. 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.
mié. 5/285:15 pmGPT - ONT
1 stop5h 55mUnited Airlines
mié. 6/46:00 amONT - GPT
1 stop8h 14mUnited Airlines
Deal found 4/29$373
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/15:29 amGPT - ONT
2 stops12h 21mAlaska Airlines
vie. 6/65:55 pmONT - GPT
2 stops14h 30mAlaska Airlines
Deal found 4/30$974

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 mayo 1, 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

jue. 5/15

6:05 am-11:08 am

1 stop7h 03m

Ontario

lun. 5/19

10:00 pm-8:29 am

1 stop8h 29m

$339

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

jue. 5/15

5:29 am-9:58 am

1 stop6h 29m

Ontario

lun. 5/19

12:45 pm-11:58 pm

2 stops9h 13m

$344

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

mié. 5/28

5:15 pm-9:10 pm

1 stop5h 55m

Ontario

mié. 6/4

6:00 am-4:14 pm

1 stop8h 14m

$373

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

dom. 6/1

5:29 am-3:50 pm

2 stops12h 21m

Ontario

vie. 6/6

5:55 pm-10:25 am

2 stops14h 30m

$974

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

jue. 5/29

6:05 am-11:08 am

1 stop7h 03m

$139

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

mié. 5/28

5:15 pm-9:10 pm

1 stop5h 55m

$184

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

jue. 5/29

1:03 pm-9:57 pm

2 stops10h 54m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 mayo 1, 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.

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 mayo 1, 2025.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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. 5 airlines have flights to Ontario from Biloxi on a regular basis.

  • What are the cheapest airlines to fly from Biloxi to Ontario one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $139. United Airlines flights start at $184 while deals on American Airlines start at $260 one-way.

  • 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

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Top 5 airlines flying from Biloxi to Ontario

Discover the top 5 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$122Average$205FlexibilityNo cancel feeOn-time65%
FrontierCheapest$160Average$259FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$286Average$417FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$294Average$415FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$329Average$399FlexibilityNo cancel feeOn-time69%

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