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Cheap flights from Peoria, Illinois to San Diego from $165

This is the cheapest one-way 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 7/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Peoria, Illinois to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:22 pm - 11:33 pm
PIA
-
SAN
12h 11m
1 stop
American Airlines Logo
10:40 pm - 12:52 pm
SAN
-
PIA
12h 12m
1 stop
$305American Airlines
Wed, May 6 - Sat, May 9
American Airlines Logo
7:05 pm - 11:33 pm
PIA
-
SAN
6h 28m
1 stop
American Airlines Logo
1:36 pm - 11:52 pm
SAN
-
PIA
8h 16m
1 stop
$309American Airlines
Fri, Apr 17 - Wed, Apr 22
Multiple Airlines Logo
8:50 pm - 7:21 am
PIA
-
SAN
12h 31m
1 stop
Multiple Airlines Logo
2:49 pm - 11:28 am
SAN
-
PIA
18h 39m
1 stop
$314Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
12:18 pm - 7:46 am
PIA
-
SAN
21h 28m
1 stop
Multiple Airlines Logo
9:07 pm - 12:43 pm
SAN
-
PIA
13h 36m
1 stop
$315Multiple Airlines
Sun, May 3 - Thu, May 7
United Airlines Logo
1:20 pm - 8:12 pm
PIA
-
SAN
8h 52m
2 stops
United Airlines Logo
11:01 am - 9:13 pm
SAN
-
PIA
8h 12m
2 stops
$319United Airlines
Fri, Apr 17 - Wed, Apr 22
Multiple Airlines Logo
9:58 am - 8:07 pm
PIA
-
SAN
36h 09m
2 stops
Multiple Airlines Logo
2:49 pm - 11:28 am
SAN
-
PIA
18h 39m
1 stop
$327Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
1:17 pm - 8:20 pm
PIA
-
SAN
9h 03m
1 stop
American Airlines Logo
3:09 pm - 11:33 pm
SAN
-
PIA
6h 24m
1 stop
$329American Airlines
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
5:13 pm - 11:55 pm
PIA
-
SAN
8h 42m
1 stop
Multiple Airlines Logo
11:16 am - 7:30 pm
SAN
-
PIA
6h 14m
1 stop
$331Multiple Airlines
Thu, May 21 - Sun, May 24
United Airlines Logo
10:40 am - 6:05 pm
PIA
-
SAN
9h 25m
2 stops
United Airlines Logo
2:10 pm - 10:57 pm
SAN
-
PIA
6h 47m
1 stop
$334United Airlines
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
1:20 pm - 8:12 pm
PIA
-
SAN
8h 52m
2 stops
United Airlines Logo
8:45 am - 6:53 pm
SAN
-
PIA
8h 08m
2 stops
$337United Airlines
Thu, Apr 23 - Tue, Apr 28

American Airlines flights from Peoria, Illinois to San Diego

Our best American Airlines deals on Peoria, Illinois to San Diego flight tickets
American Airlines
May 6
PIA1:22 pmGreater Peoria
12h 11m
1 stop
SAN11:33 pmSan Diego
May 9
SAN10:40 pmSan Diego
12h 12m
1 stop
PIA12:52 pmGreater Peoria
$305
American Airlines
Apr 17
PIA7:05 pmGreater Peoria
6h 28m
1 stop
SAN11:33 pmSan Diego
Apr 22
SAN1:36 pmSan Diego
8h 16m
1 stop
PIA11:52 pmGreater Peoria
$309
American Airlines
Apr 1
PIA1:17 pmGreater Peoria
9h 03m
1 stop
SAN8:20 pmSan Diego
Apr 8
SAN3:09 pmSan Diego
6h 24m
1 stop
PIA11:33 pmGreater Peoria
$329

United Airlines flights from Peoria, Illinois to San Diego

Our best United Airlines deals on Peoria, Illinois to San Diego flight tickets
United Airlines
Apr 17
PIA1:20 pmGreater Peoria
8h 52m
2 stops
SAN8:12 pmSan Diego
Apr 22
SAN11:01 amSan Diego
8h 12m
2 stops
PIA9:13 pmGreater Peoria
$319
United Airlines
Apr 1
PIA10:40 amGreater Peoria
9h 25m
2 stops
SAN6:05 pmSan Diego
Apr 8
SAN2:10 pmSan Diego
6h 47m
1 stop
PIA10:57 pmGreater Peoria
$334
United Airlines
Apr 23
PIA1:20 pmGreater Peoria
8h 52m
2 stops
SAN8:12 pmSan Diego
Apr 28
SAN8:45 amSan Diego
8h 08m
2 stops
PIA6:53 pmGreater Peoria
$337

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 March 7, 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

Wed 5/6

1:22 pm-11:33 pm

1 stop12h 11m

San Diego

Sat 5/9

10:40 pm-12:52 pm

1 stop12h 12m

$305
Quickest round-trip

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Fri 4/17

7:05 pm-11:33 pm

1 stop6h 28m

San Diego

Wed 4/22

1:36 pm-11:52 pm

1 stop8h 16m

$309

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Wed 4/1

8:50 pm-7:21 am

1 stop12h 31m

San Diego

Wed 4/8

2:49 pm-11:28 am

1 stop18h 39m

$314

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Sun 5/3

12:18 pm-7:46 am

1 stop21h 28m

San Diego

Thu 5/7

9:07 pm-12:43 pm

1 stop13h 36m

$315

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Fri 4/17

1:20 pm-8:12 pm

2 stops8h 52m

San Diego

Wed 4/22

11:01 am-9:13 pm

2 stops8h 12m

$319

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Wed 4/1

9:58 am-8:07 pm

2 stops36h 09m

San Diego

Wed 4/8

2:49 pm-11:28 am

1 stop18h 39m

$327

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Wed 4/1

1:17 pm-8:20 pm

1 stop9h 03m

San Diego

Wed 4/8

3:09 pm-11:33 pm

1 stop6h 24m

$329

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Thu 5/21

5:13 pm-11:55 pm

1 stop8h 42m

San Diego

Sun 5/24

11:16 am-7:30 pm

1 stop6h 14m

$331

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Wed 4/1

10:40 am-6:05 pm

2 stops9h 25m

San Diego

Wed 4/8

2:10 pm-10:57 pm

1 stop6h 47m

$334

PeoriaSan Diego

PIA - SAN

PIASAN

Greater Peoria

Thu 4/23

1:20 pm-8:12 pm

2 stops8h 52m

San Diego

Tue 4/28

8:45 am-6:53 pm

2 stops8h 08m

$337

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Peoria, Illinois during the month October is also very affordable. Most momondo users find prices during this month for around $328.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Peoria, Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $416 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Peoria, Illinois for as low as $283 on momondo.

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

6h 39m

Direct flights

None
The fastest flight from Peoria, Illinois to San Diego takes 6h 39m
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

  • 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 6h 39m, 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
American AirlinesPriceFrom $283Free CancellationRating
7.1
11,398 reviews
Search American Airlines flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,404 reviews
Search United Airlines flights

Traveling to a place near San Diego?

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

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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