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Cheap flights from Peoria, Illinois to San Diego from $312

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to San Diego departing on 7/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Peoria, Illinois to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:49 pm - 8:06 pm
PIA
-
SAN
9h 17m
1 stop
Multiple Airlines Logo
4:12 pm - 8:20 pm
SAN
-
PIA
26h 08m
1 stop
$312Multiple Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
4:43 pm - 9:03 pm
PIA
-
SAN
6h 20m
1 stop
American Airlines Logo
7:24 am - 6:15 pm
SAN
-
PIA
8h 51m
1 stop
$321American Airlines
Sat, Aug 8 - Sat, Aug 15
American Airlines Logo
6:48 pm - 11:47 pm
PIA
-
SAN
6h 59m
1 stop
American Airlines Logo
9:48 am - 6:15 pm
SAN
-
PIA
6h 27m
1 stop
$335American Airlines
Fri, Aug 14 - Wed, Aug 19
Multiple Airlines Logo
12:49 pm - 3:27 pm
PIA
-
SAN
28h 38m
2 stops
Multiple Airlines Logo
4:12 pm - 8:20 pm
SAN
-
PIA
26h 08m
1 stop
$337Multiple Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
6:58 pm - 11:26 pm
PIA
-
SAN
6h 28m
1 stop
American Airlines Logo
10:45 pm - 9:17 am
SAN
-
PIA
8h 32m
1 stop
$349American Airlines
Thu, Jul 23 - Mon, Jul 27
United Airlines Logo
5:45 am - 11:15 am
PIA
-
SAN
7h 30m
1 stop
United Airlines Logo
6:30 am - 5:31 pm
SAN
-
PIA
9h 01m
2 stops
$366United Airlines
Tue, Aug 18 - Sat, Aug 22
American Airlines Logo
4:43 pm - 10:37 pm
PIA
-
SAN
7h 54m
1 stop
American Airlines Logo
10:45 pm - 9:17 am
SAN
-
PIA
8h 32m
1 stop
$370American Airlines
Fri, Jul 3 - Mon, Jul 6
United Airlines Logo
8:45 am - 2:55 pm
PIA
-
SAN
8h 10m
1 stop
United Airlines Logo
6:40 am - 4:58 pm
SAN
-
PIA
8h 18m
1 stop
$376United Airlines
Sat, Jul 4 - Thu, Jul 9
American Airlines Logo
6:48 pm - 11:47 pm
PIA
-
SAN
6h 59m
1 stop
American Airlines Logo
9:48 am - 6:15 pm
SAN
-
PIA
6h 27m
1 stop
$377American Airlines
Fri, Aug 14 - Tue, Aug 18
American Airlines Logo
4:43 pm - 10:37 pm
PIA
-
SAN
7h 54m
1 stop
American Airlines Logo
10:45 pm - 9:17 am
SAN
-
PIA
8h 32m
1 stop
$384American Airlines
Fri, Jul 10 - Sat, Jul 18

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American Airlines flights from Peoria, Illinois to San Diego

Our best American Airlines deals on Peoria, Illinois to San Diego flight tickets
American Airlines
Aug 8
PIA4:43 pmGreater Peoria
6h 20m
1 stop
SAN9:03 pmSan Diego
Aug 15
SAN7:24 amSan Diego
8h 51m
1 stop
PIA6:15 pmGreater Peoria
$321
American Airlines
Jul 1
PIA12:24 pmGreater Peoria
7h 27m
1 stop
SAN5:51 pmSan Diego
Jul 6
SAN10:45 pmSan Diego
8h 32m
1 stop
PIA9:17 amGreater Peoria
$335
American Airlines
Jul 23
PIA6:58 pmGreater Peoria
6h 28m
1 stop
SAN11:26 pmSan Diego
Jul 27
SAN10:45 pmSan Diego
8h 32m
1 stop
PIA9:17 amGreater Peoria
$349

United Airlines flights from Peoria, Illinois to San Diego

Our best United Airlines deals on Peoria, Illinois to San Diego flight tickets
United Airlines
Aug 18
PIA5:45 amGreater Peoria
7h 30m
1 stop
SAN11:15 amSan Diego
Aug 22
SAN6:30 amSan Diego
9h 01m
2 stops
PIA5:31 pmGreater Peoria
$366
United Airlines
Jul 4
PIA8:45 amGreater Peoria
8h 10m
1 stop
SAN2:55 pmSan Diego
Jul 9
SAN6:40 amSan Diego
8h 18m
1 stop
PIA4:58 pmGreater Peoria
$376
United Airlines
Jul 4
PIA1:13 pmGreater Peoria
9h 33m
2 stops
SAN8:46 pmSan Diego
Jul 9
SAN2:00 pmSan Diego
7h 20m
1 stop
PIA11:20 pmGreater Peoria
$395

momondo Fare Finder

 
Customize your flight search to find flights from Peoria, Illinois 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, momondo users made 832,500 searches. Data last updated June 20, 2026.
Use the filters below to find and compare flights from Peoria, Illinois to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Mon 7/13

12:49 pm-8:06 pm

1 stop9h 17m

San Diego

Sat 7/18

4:12 pm-8:20 pm

1 stop26h 08m

$312

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Sat 8/8

4:43 pm-9:03 pm

1 stop6h 20m

San Diego

Sat 8/15

7:24 am-6:15 pm

1 stop8h 51m

$321
Quickest round-trip

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Fri 8/14

6:48 pm-11:47 pm

1 stop6h 59m

San Diego

Wed 8/19

9:48 am-6:15 pm

1 stop6h 27m

$335

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Mon 7/13

12:49 pm-3:27 pm

2 stops28h 38m

San Diego

Sat 7/18

4:12 pm-8:20 pm

1 stop26h 08m

$337

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Thu 7/23

6:58 pm-11:26 pm

1 stop6h 28m

San Diego

Mon 7/27

10:45 pm-9:17 am

1 stop8h 32m

$349

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Tue 8/18

5:45 am-11:15 am

1 stop7h 30m

San Diego

Sat 8/22

6:30 am-5:31 pm

2 stops9h 01m

$366

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Fri 7/3

4:43 pm-10:37 pm

1 stop7h 54m

San Diego

Mon 7/6

10:45 pm-9:17 am

1 stop8h 32m

$370

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Sat 7/4

8:45 am-2:55 pm

1 stop8h 10m

San Diego

Thu 7/9

6:40 am-4:58 pm

1 stop8h 18m

$376

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Fri 8/14

6:48 pm-11:47 pm

1 stop6h 59m

San Diego

Tue 8/18

9:48 am-6:15 pm

1 stop6h 27m

$377

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Fri 7/10

4:43 pm-10:37 pm

1 stop7h 54m

San Diego

Sat 7/18

10:45 pm-9:17 am

1 stop8h 32m

$384

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Diego from

How to get the cheapest flight ticket from Peoria, Illinois to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Peoria, Illinois and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of October, then departing from Peoria, Illinois during the month September is also very affordable. Most momondo users find prices during this month for around $353.

When to book flights from Peoria, Illinois to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Peoria, Illinois to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Peoria, Illinois to San Diego (PIA to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to San Diego

Fastest flight time

5h 56m

Direct flights

None
The fastest flight from Peoria, Illinois to San Diego takes 5h 56m
There are no direct flights from Peoria, Illinois to San Diego. There are no popular flight routes from Peoria, Illinois to San Diego.
Search flight deals

Frequently asked questions about flying from Peoria, Illinois to San Diego

  • How far is Greater Peoria to San Diego by plane?

    There are 1614.3 mi between Greater Peoria and San Diego. Flights usually cover this in 5h 56m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Greater Peoria Airport to San Diego Airport?

    Prices for flights from Greater Peoria Airport to San Diego Airport were last updated today.

  • How many operators does momondo search for flights from Greater Peoria Airport to San Diego Airport?

  • How old do you have to be to fly from Greater Peoria Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Peoria, Illinois to San Diego?

Best airlines flying from Peoria, Illinois to San Diego

Compare and see reviews for airlines that fly from Peoria, Illinois to San Diego with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,715 reviews
Search American Airlines flights

Traveling to a place near San Diego?

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

Why use momondo?

Why should I use momondo to find a flight deal from Peoria to San Diego?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Peoria.

Can I find flights from Peoria to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Peoria to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Peoria to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Peoria to San Diego.

I’m not ready to book a flight from Peoria to San Diego right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Peoria to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

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