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Biloxi

$90+ Cheap flights from Illinois 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MSY
feb. 6 — feb. 131
vie. 2/6
vie. 2/13
1 adult, Economy
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Cheap flight deals from Illinois to Biloxi

Keep the following information in mind while searching for Illinois to Biloxi flight deals. Data was last updated enero 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$250
(Kiwi.com)

One-way from

$90
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$430
Provider with most accurate pricing for Chicago (CHI)-Gulfport Biloxi Regional flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Gulfport Biloxi Regional flights.
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From Illinois to Biloxi
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One-way flight from Illinois to Biloxi
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Highest demand for flights based on searches. 16% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Illinois to Biloxi

Cheapest flights from Illinois to Biloxi
Explore the most affordable flight options available from Illinois to Biloxi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 7, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
sáb. 3/74:46 pmMDW - GPT
1 stop24h 54mMultiple Airlines
dom. 3/157:20 pmGPT - MDW
1 stop25h 33mMultiple Airlines
Deal found 1/6$250
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
sáb. 3/74:18 pmORD - GPT
1 stop25h 22mMultiple Airlines
dom. 3/157:20 pmGPT - ORD
1 stop20h 08mMultiple Airlines
Deal found 1/6$250
This Kiwi.com deal was found by Cheapflights users on 1/4. 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.
jue. 2/510:48 amORD - GPT
1 stop7h 52mMultiple Airlines
dom. 2/87:20 pmGPT - ORD
2 stops26h 22mMultiple Airlines
Deal found 1/4$254
This Delta deal was found by Cheapflights users on 1/4. 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.
vie. 2/63:45 pmSTL - GPT
1 stop6h 08mDelta
lun. 2/96:08 pmGPT - STL
1 stop5h 29mDelta
Deal found 1/4$269
This Delta deal was found by Cheapflights users on 1/5. 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.
vie. 2/610:48 amMDW - GPT
1 stop6h 27mDelta
lun. 2/96:08 pmGPT - MDW
1 stop4h 14mDelta
Deal found 1/5$269
This Delta deal was found by Cheapflights users on 1/7. 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.
lun. 2/239:48 amORD - GPT
1 stop7h 27mDelta
mié. 3/46:00 amGPT - ORD
1 stop4h 14mDelta
Deal found 1/7$269
This American Airlines deal was found by Cheapflights users on 1/5. 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.
lun. 2/21:35 pmSTL - GPT
2 stops9h 06mAmerican Airlines
lun. 2/95:29 pmGPT - STL
1 stop5h 43mAmerican Airlines
Deal found 1/5$274
This Delta deal was found by Cheapflights users on 1/4. 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. 1/2210:48 amMDW - GPT
1 stop6h 27mDelta
dom. 1/256:08 pmGPT - MDW
1 stop4h 14mDelta
Deal found 1/4$274
This Delta deal was found by Cheapflights users on 1/4. 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. 1/227:05 amORD - GPT
1 stop6h 46mDelta
dom. 1/256:08 pmGPT - ORD
1 stop5h 48mDelta
Deal found 1/4$274
This Delta deal was found by Cheapflights users on 1/5. 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. 1/209:59 amSTL - GPT
1 stop3h 52mDelta
sáb. 1/246:05 amGPT - STL
1 stop5h 49mDelta
Deal found 1/5$279
This Delta deal was found by Cheapflights users on 1/5. 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. 1/202:50 pmORD - GPT
1 stop7h 03mDelta
sáb. 1/243:00 pmGPT - ORD
1 stop4h 21mDelta
Deal found 1/5$279
This Delta deal was found by Cheapflights users on 1/7. 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. 2/105:04 pmSTL - GPT
1 stop4h 49mDelta
mié. 2/1110:21 amGPT - STL
1 stop5h 46mDelta
Deal found 1/7$281

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 enero 7, 2026.
Use the filters below to find and compare flights from Illinois to Biloxi that are best for you.

Fly from

Illinois

Fly to

Biloxi

Route

Depart

Return

Price

ChicagoGulfport

ORD - GPT

ORDGPT

Chicago O'Hare Intl

sáb. 3/7

4:18 pm-5:40 pm

1 stop25h 22m

Gulfport Biloxi Regional

dom. 3/15

7:20 pm-3:28 pm

1 stop20h 08m

$250

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

mié. 2/4

5:04 pm-9:53 pm

1 stop4h 49m

Gulfport Biloxi Regional

mié. 2/11

10:21 am-4:07 pm

1 stop5h 46m

$269

ChicagoGulfport

ORD - GPT

ORDGPT

Chicago O'Hare Intl

jue. 2/5

5:05 am-12:29 pm

1 stop7h 24m

Gulfport Biloxi Regional

dom. 2/8

5:29 pm-11:27 pm

1 stop5h 58m

$269

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

lun. 2/2

9:59 am-1:51 pm

1 stop3h 52m

Gulfport Biloxi Regional

lun. 2/9

6:08 pm-11:37 pm

1 stop5h 29m

$269

ChicagoGulfport

ORD - GPT

ORDGPT

Chicago O'Hare Intl

vie. 1/30

5:05 am-12:31 pm

1 stop7h 26m

Gulfport Biloxi Regional

dom. 2/1

5:29 pm-11:27 pm

1 stop5h 58m

$269

ChicagoGulfport

ORD - GPT

ORDGPT

Chicago O'Hare Intl

mar. 3/10

9:50 am-1:59 pm

1 stop4h 09m

Gulfport Biloxi Regional

sáb. 3/14

3:00 pm-8:02 pm

1 stop5h 02m

$269

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

mié. 2/4

12:03 pm-6:03 pm

1 stop6h 00m

Gulfport Biloxi Regional

mié. 2/11

6:32 am-2:50 pm

2 stops8h 18m

$274

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

vie. 2/27

2:00 pm-11:57 pm

2 stops9h 57m

Gulfport Biloxi Regional

mar. 3/3

5:00 am-11:01 am

1 stop6h 01m

$274

ChicagoGulfport

ORD - GPT

ORDGPT

Chicago O'Hare Intl

jue. 1/22

7:05 am-1:51 pm

1 stop6h 46m

Gulfport Biloxi Regional

dom. 1/25

6:08 pm-11:56 pm

1 stop5h 48m

$274

ChicagoGulfport

MDW - GPT

MDWGPT

Chicago Midway

jue. 1/22

10:48 am-5:15 pm

1 stop6h 27m

Gulfport Biloxi Regional

lun. 1/26

6:08 pm-10:22 pm

1 stop4h 14m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 50 results
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Best time to book a flight from Illinois to Biloxi

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

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

Currently, June is the cheapest month in which you can book a flight from Illinois to Biloxi (average of $80). Flying from Illinois to Biloxi in July is currently the most expensive (average of $133). 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 IL to B1L?

Find hourly flight availability from Illinois to Biloxi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 7, 2026.

A simple way to save on the total cost of your ticket is to fly from Illinois to Biloxi in the afternoon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Illinois to Biloxi?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Biloxi. Price data was last updated on January 3, 2026.

Travelers seeking maximum savings on their Illinois to Biloxi flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Biloxi

Explore weekly flight availability from Illinois to Biloxi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated enero 7, 2026.

The most flights from USIL to B1L are scheduled on a Wednesday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

Related info for your journey

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

    For as low as $269, Delta can have you in Biloxi from Illinois in 4h 49m. There are 581 mi between Illinois and Biloxi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Illinois to Biloxi?

    The most popular route from Illinois to Biloxi is Chicago O'Hare Intl - Gulfport Biloxi Regional. You may also consider Lambert-St Louis - Gulfport Biloxi Regional or Chicago Midway - Gulfport Biloxi Regional.

  • What are the most reliable airlines from Illinois to Biloxi?

    No one likes to see their flight delayed. When booking a flight from Illinois to Biloxi consider choosing Sun Country Air (100%), Envoy Air (88%) or United Airlines (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Biloxi?

    While on average a flight from Illinois to Biloxi is generally $496, our data shows the cheapest flight currently is $49. When looking at the most popular route, (Chicago O'Hare Intl - Gulfport Biloxi Regional), you can expect to pay $250 for that flight.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Illinois to Biloxi (average of $80). Flying from Illinois to Biloxi in July is currently the most expensive (average of $133). 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.

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Top 7 airlines flying from Illinois to Biloxi

Discover the top 7 airlines that operate flights from Illinois 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 enero 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$77Average$192FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$84Average$170FlexibilityNo cancel feeOn-time88%
DeltaCheapest$98Average$350FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$109Average$131FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$168Average$387FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$168Average$365FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$169Average$392FlexibilityNo cancel feeOn-time71%

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