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$218+ Cheap flights from Bloomington, IL to San Diego (BMI - 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BMI — SAN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Bloomington to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Bloomington (BMI) 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 July 29, 2025.

Round-trip from

$377
(Delta)

One-way from

$218
(Delta)

Popular in

September

Cheapest in

November

Average price

$668
From Bloomington-Normal to San Diego
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One-way flight from Bloomington-Normal to San Diego
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Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Bloomington to San Diego

Cheapest flights from Bloomington to San Diego
Explore the most affordable flight options available from Bloomington to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/303:47 pmBMI - SAN
1 stop7h 28mDelta
Sat 9/61:00 pmSAN - BMI
1 stop7h 16mDelta
Deal found 7/26$377
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:01 amBMI - SAN
1 stop7h 23mAmerican Airlines
Tue 9/27:15 amSAN - BMI
1 stop6h 06mAmerican Airlines
Deal found 7/27$379

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bloomington 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 July 29, 2025.
Use the filters below to find and compare flights from Bloomington to San Diego that are best for you.

Fly from

Bloomington

Fly to

San Diego

Route

Depart

Return

Price

BloomingtonSan Diego

BMI - SAN

BMISAN

Bloomington-Normal

Sat 8/30

3:47 pm-9:15 pm

1 stop7h 28m

San Diego

Sat 9/6

1:00 pm-10:16 pm

1 stop7h 16m

$377

BloomingtonSan Diego

BMI - SAN

BMISAN

Bloomington-Normal

Tue 8/26

7:01 am-12:24 pm

1 stop7h 23m

San Diego

Tue 9/2

7:15 am-3:21 pm

1 stop6h 06m

$379

BloomingtonSan Diego

BMI - SAN

BMISAN

Bloomington-Normal

Wed 9/10

3:47 pm-9:15 pm

1 stop7h 28m

$218

BloomingtonSan Diego

BMI - SAN

BMISAN

Bloomington-Normal

Wed 9/10

6:57 am-3:21 pm

2 stops10h 24m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Bloomington to San Diego

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

What is the cheapest month to book a flight from Bloomington, Illinois to San Diego?

Currently, August is the cheapest month in which you can book a flight from Bloomington, Illinois to San Diego (average of $286). Flying from Bloomington, Illinois 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 BMI to SAN?

Find hourly flight availability from Bloomington 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 July 29, 2025.

When flying from Bloomington, Illinois to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 39% 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 July 29, 2025.
See what other customers who have flown with Delta and American Airlines from Bloomington to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 Bloomington 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 Bloomington, Illinois to San Diego round-trip?

    Cheapflights users have booked flights from Bloomington, Illinois to San Diego round-trip from $377. Another airline that can offer you cheap pricing is American Airlines. Users have found that Delta is 25% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bloomington 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 Bloomington, Illinois to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Bloomington, Illinois to San Diego (average of $286). Flying from Bloomington, Illinois 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
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Santee

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Top airline flying from Bloomington to San Diego

Discover the top airline that operate flights from Bloomington 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$306Average$472FlexibilityNo cancel feeOn-time71%

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