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Cheap flights from Decatur to San Diego (DEC - SAN) from $529

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEC — SAN
May 11 — May 181
From?
To?
Sat 5/11
Sat 5/18
1 adult, Economy
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When is the cheapest time to fly from Decatur, Illinois to San Diego (DEC - SAN)?

One of the essential ways to save on airfare from Decatur, Illinois 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 morning could potentially save you up to 24% on airfare.

Cheap United Airlines flights from Decatur to San Diego

Explore cheap flight options specifically provided by United Airlines for the route between Decatur and San Diego. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Thu 10/175:20 pmDEC - SAN
1 stop7h 08mUnited Airlines
Sun 10/207:00 amSAN - DEC
1 stop8h 41mUnited Airlines
Deal found 5/5$529
Thu 10/178:35 amDEC - SAN
2 stops17h 09mUnited Airlines
Sun 10/208:30 amSAN - DEC
1 stop6h 09mUnited Airlines
Deal found 5/5$580
Thu 10/178:35 amDEC - SAN
2 stops17h 09mUnited Airlines
Sun 10/206:15 amSAN - DEC
2 stops9h 26mUnited Airlines
Deal found 5/5$747

Decatur to San Diego 2024 flight deals

Discover exclusive flight deals for travel between Decatur and San Diego in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Thu 10/175:20 pmDEC - SAN
1 stop7h 08mUnited Airlines
Sun 10/207:00 amSAN - DEC
1 stop8h 41mUnited Airlines
Deal found 5/5$529
Thu 10/178:35 amDEC - SAN
2 stops17h 09mUnited Airlines
Sun 10/208:30 amSAN - DEC
1 stop6h 09mUnited Airlines
Deal found 5/5$580
Thu 10/178:35 amDEC - SAN
2 stops17h 09mUnited Airlines
Sun 10/206:15 amSAN - DEC
2 stops9h 26mUnited Airlines
Deal found 5/5$747

Find flights from Decatur to San Diego within your budget

Customize your flight search to find flights from Decatur 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 2,689,106 searches. Data last updated May 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$529 - $747

Route

Depart

Return

Price

Decatur ArptSan Diego

DEC - SAN

DECSAN

Decatur Arpt

Thu 10/17

1 stop7h 08m

San Diego

Sun 10/20

1 stop8h 41m

$529

Decatur ArptSan Diego

DEC - SAN

DECSAN

Decatur Arpt

Thu 10/17

2 stops17h 09m

San Diego

Sun 10/20

1 stop6h 09m

$580

Decatur ArptSan Diego

DEC - SAN

DECSAN

Decatur Arpt

Thu 10/17

2 stops17h 09m

San Diego

Sun 10/20

2 stops9h 26m

$747

Flights are sorted by cheapest first

Deals found on 5/5

When is the cheapest time to fly from Decatur, Illinois to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Decatur to San Diego. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Decatur, Illinois to San Diego flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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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 May 6, 2024.
United Airlines
7.4
Good
11,090 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.7

Crew

8.1

Comfort

7.2

Reviews

1 / 10

Seating was very cramped, I was under the impression there was food and a entertainment tv on board

United Airlines
7.4
Good
11,090 reviews
United Airlines
7.4
Good
11,090 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.7

Crew

8.1

Comfort

7.2

Reviews

1 / 10

Seating was very cramped, I was under the impression there was food and a entertainment tv on board

Related info for your journey

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

  • Can I find flights from Decatur, Illinois to San Diego for under $600 on Cheapflights?

    Yes, there are multiple flights from Decatur, Illinois to San Diego for under $600. The cheapest flight booked recently is on United Airlines for just $529, but on average you can expect to pay $618.

  • What does DEC to SAN mean?

    DEC stands for Decatur Arpt Airport, while SAN stands for San Diego Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Decatur to San Diego that include extra baggage allowance?

    The amount of baggage you can bring on your Decatur to San Diego flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Decatur to San Diego with specific airlines?

    Yes, Cheapflights allows you to browse and filter Decatur to San Diego flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Decatur 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.

  • Can I find deals for flights from Decatur to San Diego that allow pets onboard?

    Many airlines flying from Decatur to San Diego offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Decatur to San Diego?

    Yes, you can often find last-minute deals on Decatur to San Diego flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Decatur, Illinois to San Diego flight deals updated?

    The Decatur, Illinois to San Diego flight deals you see on this page were last updated on 5/5.

See more FAQs

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Top airline flying from Decatur to San Diego

Discover the top airline that operate flights from Decatur 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 2,689,106 searches. Data last updated May 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$361Average$449FlexibilityNo cancel feeOn-time69%
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Search flights from Decatur to San Diego by cabin class

Find flights from Decatur to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Decatur to San Diego?

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