HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$69+ Cheap flights from Indianapolis to San Diego (IND - 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SAN
jul. 7 — jul. 141
lun. 7/7
lun. 7/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Indianapolis to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Indianapolis to San Diego are usually found in May or August, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Indianapolis to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) 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 julio 2, 2025.

Round-trip from

$238
(CheapOair)

One-way from

$69
(Priceline)

Popular in

December

Cheapest in

May

Average price

$357

Good round-trip deal

$359 or less

Good one-way deal

$234 or less
From Indianapolis to San Diego
Search Deals
One-way flight from Indianapolis to San Diego
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Indianapolis to San Diego.
Search Deals
Price to beat on a one-way flight from Indianapolis to San Diego.
Search Deals

Find flight deals from Indianapolis to San Diego

Cheapest flights from Indianapolis to San Diego
Explore the most affordable flight options available from Indianapolis to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 2, 2025.

This CheapOair deal was found by Cheapflights users on 7/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1812:20 pmIND - SAN
2 stops14h 25mSpirit Airlines
lun. 9/226:15 amSAN - IND
1 stop7h 55mSpirit Airlines
Deal found 7/2$238
This Frontier deal was found by Cheapflights users on 6/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/216:00 amIND - SAN
1 stop6h 52mFrontier
jue. 7/317:04 pmSAN - IND
2 stops12h 41mFrontier
Deal found 6/30$239
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/710:39 pmIND - SAN
1 stop14h 16mMultiple Airlines
lun. 8/116:25 amSAN - IND
1 stop15h 18mMultiple Airlines
Deal found 7/2$247

Cheapflights Fare Finder

Customize your flight search to find flights from Indianapolis 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 julio 2, 2025.
Use the filters below to find and compare flights from Indianapolis to San Diego that are best for you.

Fly from

Indianapolis

Fly to

San Diego

Route

Depart

Return

Price

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

jue. 9/18

12:20 pm-11:45 pm

2 stops14h 25m

San Diego

lun. 9/22

6:15 am-5:10 pm

1 stop7h 55m

$238

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

lun. 7/21

6:00 am-9:52 am

1 stop6h 52m

San Diego

jue. 7/31

7:04 pm-10:45 am

2 stops12h 41m

$239

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

jue. 8/7

10:39 pm-9:55 am

1 stop14h 16m

San Diego

lun. 8/11

6:25 am-12:43 am

1 stop15h 18m

$247

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

sáb. 9/13

4:59 pm-10:24 pm

1 stop8h 25m

$69

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

jue. 9/25

7:47 pm-11:45 pm

1 stop6h 58m

$81

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

vie. 8/8

7:00 am-5:55 pm

1 stop13h 55m

$111

IndianapolisSan Diego

IND - SAN

INDSAN

Indianapolis

mié. 9/10

12:50 pm-2:00 pm

Nonstop4h 10m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Indianapolis to San Diego

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

How far ahead should I book a flight from Indianapolis to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to San Diego. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Indianapolis to San Diego, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

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

Find hourly flight availability from Indianapolis 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 julio 2, 2025.

One of the essential ways to save on airfare from Indianapolis to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 39% on airfare.

What is the cheapest day to fly from Indianapolis to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to San Diego. Price data was last updated on June 29, 2025.

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

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 julio 2, 2025.
See what other customers who have flown with Southwest, Spirit Airlines, and Frontier from Indianapolis 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.
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Spirit Airlines
6.3
Okay
8,103 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Frontier
5.9
Fair
3,286 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Indianapolis to San Diego flight route?

    Flights from Indianapolis to San Diego have been viewed 5 times in the past calendar month.

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

    Our cheapest airline available from Indianapolis to San Diego is Spirit Airlines. Our recent data shows that you can find tickets from as low as $238 on this airline. An additional option worth looking into is Frontier, starting at $239. Spirit Airlines is currently priced 30% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Indianapolis to San Diego one-way?

    The cheapest airlines for a one-way flight from Indianapolis to San Diego are Frontier ($69), Spirit Airlines ($81), and Southwest ($149).

  • What are the cheapest flights from Indianapolis to San Diego?

    Looking for the cheapest flight from Indianapolis to San Diego? While on average our users pay $328, our data indicates the cheapest price to be $169. The most popular route (Indianapolis - San Diego), is priced around $190.

  • Where are the most common layover locations when flying from Indianapolis to San Diego?

    Of the flights from Indianapolis to San Diego that have layovers, most of them stop in Chicago. Chicago is followed by Phoenix in terms of the most popular layover location on flights from Indianapolis to San Diego.

  • What are some popular things to do or see while on a layover in Chicago?

    Magnificent Mile, River North, and Grant Park are the most popular attractions in Chicago if you're in need of something to do during your layover. Magnificent Mile, River North, and Grant Park can be visited by traveling about 15.5 mi, 15.0 mi, and 16.2 mi respectively from Chicago O'Hare Intl. Those looking to explore during their layover in Chicago can rent a car from Chicago O'Hare Intl for about $64 per day.

  • What are some popular points of interest to see during a layover in Phoenix?

    Chase Field, Desert Ridge Marketplace, and Phoenix Symphony Hall are the most popular attractions in Phoenix if you're in need of something to do during your layover. Chase Field, Desert Ridge Marketplace, and Phoenix Symphony Hall are located about 4.0 mi, 16.7 mi, and 4.3 mi, respectively from Phoenix Sky Harbor Intl. Those on a layover in Phoenix in need of a rental car can book one at Phoenix Sky Harbor Intl for about $49.

  • Where are the least popular layover locations for Indianapolis to San Diego flights?

    The least popular layover on flights from Indianapolis to San Diego is Minneapolis. Dallas is the second least popular location for layovers on flights from Indianapolis to San Diego.

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

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Indianapolis to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Las Vegas flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to San Francisco flights
O'Hare Intl to San Diego flights
O'Hare Intl to Ontario flights
O'Hare Intl to Santa Ana flights
Cincinnati to Las Vegas flights
Indianapolis to Las Vegas flights
Midway to Las Vegas flights
O'Hare Intl to Burbank flights
Louisville to Las Vegas flights
Midway to San Francisco flights
Midway to Los Angeles flights
O'Hare Intl to Oakland flights
O'Hare Intl to Reno flights
Cincinnati to Los Angeles flights
O'Hare Intl to San Jose flights
O'Hare Intl to Sacramento flights
Midway to San Diego flights
Indianapolis to Los Angeles flights
O'Hare Intl to Palm Springs flights
Indianapolis to San Francisco flights
Rockford to Las Vegas flights
Cincinnati to San Francisco flights
Midway to Reno flights
Dayton to Las Vegas flights
Indianapolis to Santa Ana flights
Louisville to Ontario flights
Indianapolis to Ontario flights
O'Hare Intl to Fresno flights
Midway to Ontario flights
Cincinnati to San Diego flights
South Bend to Las Vegas flights
Louisville to Los Angeles flights
Cincinnati to Santa Ana flights
Midway to Santa Ana flights
Midway to San Jose flights
Dayton to Los Angeles flights
Cincinnati to Ontario flights
Louisville to San Francisco flights
Midway to Sacramento flights
Midway to Palm Springs flights
O'Hare Intl to Long Beach flights
Fort Wayne to Las Vegas flights
Dayton to San Francisco flights
Cincinnati to Sacramento flights
Midway to Long Beach flights
O'Hare Intl to Monterey flights
Cincinnati to San Jose flights

Top 7 airlines flying from Indianapolis to San Diego

Discover the top 7 airlines that operate flights from Indianapolis 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 julio 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$127Average$246FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$215FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$210Average$332FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$300FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$237Average$373FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$249Average$428FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$281Average$439FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.