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$139+ Cheap flights from Gulfport to San Diego (GPT - SAN)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
GPT — SAN
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Gulfport to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Gulfport (GPT) to San Diego (SAN). 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 August 14, 2025.

Round-trip from

$277
(Delta)

One-way from

$139
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$433
From Gulfport Biloxi Regional to San Diego
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One-way flight from Gulfport Biloxi Regional to San Diego
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Highest demand for flights based on searches. 15% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Gulfport to San Diego

Cheapest flights from Gulfport to San Diego
Explore the most affordable flight options available from Gulfport to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/14. 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 9/122:05 pmGPT - SAN
1 stop7h 26mDelta
Fri 9/199:50 pmSAN - GPT
1 stop9h 29mDelta
Deal found 8/14$277
This American Airlines deal was found by Cheapflights users on 8/14. 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 11/11:24 pmGPT - SAN
2 stops8h 38mAmerican Airlines
Thu 11/62:39 pmSAN - GPT
1 stop6h 24mAmerican Airlines
Deal found 8/14$282
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 10/107:06 pmGPT - SAN
1 stop5h 38mAmerican Airlines
Tue 10/141:41 pmSAN - GPT
1 stop7h 55mAmerican Airlines
Deal found 8/14$308
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/125:00 pmGPT - SAN
2 stops8h 44mUnited Airlines
Fri 9/196:15 amSAN - GPT
1 stop7h 50mUnited Airlines
Deal found 8/14$337
This American Airlines deal was found by Cheapflights users on 8/14. 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 11/85:20 amGPT - SAN
2 stops11h 56mAmerican Airlines
Sat 11/156:30 amSAN - GPT
2 stops9h 10mAmerican Airlines
Deal found 8/14$343
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 9/215:30 amGPT - SAN
1 stop6h 31mAmerican Airlines
Wed 9/247:00 amSAN - GPT
1 stop8h 00mAmerican Airlines
Deal found 8/14$348
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 10/57:59 pmGPT - SAN
1 stop6h 00mAmerican Airlines
Thu 10/98:32 amSAN - GPT
1 stop8h 04mAmerican Airlines
Deal found 8/14$388
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/25:00 pmGPT - SAN
1 stop6h 41mUnited Airlines
Mon 9/86:15 amSAN - GPT
1 stop7h 50mUnited Airlines
Deal found 8/14$398
This American Airlines deal was found by Cheapflights users on 8/14. 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 11/56:10 pmGPT - SAN
1 stop6h 10mAmerican Airlines
Sun 11/96:15 amSAN - GPT
1 stop8h 09mAmerican Airlines
Deal found 8/14$430

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gulfport to San Diego 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 August 14, 2025.
Use the filters below to find and compare flights from Gulfport to San Diego that are best for you.

Fly from

Gulfport

Fly to

San Diego

Route

Depart

Return

Price

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Sat 11/8

3:45 pm-11:14 pm

1 stop9h 29m

San Diego

Sat 11/15

12:50 pm-10:06 pm

1 stop7h 16m

$277

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Sat 11/1

1:24 pm-8:13 pm

1 stop8h 49m

San Diego

Thu 11/6

2:39 pm-11:03 pm

1 stop6h 24m

$277

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Fri 9/12

2:05 pm-7:31 pm

1 stop7h 26m

San Diego

Fri 9/19

9:50 pm-9:19 am

1 stop9h 29m

$277

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Fri 9/12

2:01 pm-7:50 pm

1 stop7h 49m

San Diego

Fri 9/19

3:01 pm-11:32 pm

1 stop6h 31m

$277

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Sat 11/8

12:10 pm-6:05 pm

1 stop7h 55m

San Diego

Sat 11/15

6:30 am-5:40 pm

2 stops9h 10m

$282

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Fri 10/10

7:06 pm-11:40 pm

1 stop6h 34m

San Diego

Tue 10/14

3:14 pm-11:36 pm

1 stop6h 22m

$308

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Fri 9/12

7:05 am-1:54 pm

1 stop8h 49m

$139

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Thu 8/28

7:50 pm-12:11 am

1 stop6h 21m

$210

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Mon 8/25

11:40 am-5:53 pm

1 stop8h 13m

$223

GulfportSan Diego

GPT - SAN

GPTSAN

Gulfport Biloxi Regional

Mon 8/25

2:02 pm-10:28 pm

2 stops10h 26m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 12 results
1
2

Best time to book a flight from Gulfport to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Gulfport 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 Gulfport to San Diego

What is the cheapest month to book a flight from Gulfport to San Diego?

Currently, August is the cheapest month in which you can book a flight from Gulfport to San Diego (average of $286). Flying from Gulfport to San Diego in March is currently the most expensive (average of $366). 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 GPT to SAN?

Find hourly flight availability from Gulfport to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Gulfport to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the morning.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated August 14, 2025.
Read through reviews of airlines operating flights from Gulfport to San Diego, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

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
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

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
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

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
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

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 Gulfport to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Gulfport to San Diego round-trip?

    United Airlines, at $276, was found to be the cheapest airline from Gulfport to San Diego.Alternate airlines to your destination round-trip include Delta and American Airlines. These flights start at 43% lower than the current average price 3 months from now.

  • Can I find deals for flights from Gulfport to San Diego that include hotel bookings?

    Yes. In addition to deals on Gulfport to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gulfport to San Diego?

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

  • Can I find deals for business class flights from Gulfport to San Diego?

    Yes. Cheapflights offers flight deals from Gulfport to San Diego 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 Gulfport to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Gulfport to San Diego (average of $286). Flying from Gulfport to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
National City
Lemon Grove
Imperial Beach
Alpine

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Top 3 airlines flying from Gulfport to San Diego

Discover the top 3 airlines that operate flights from Gulfport to San Diego. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$276Average$501FlexibilityNo cancel feeOn-time69%
DeltaCheapest$276Average$373FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$485FlexibilityNo cancel feeOn-time71%

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