$243+ Cheap flights from Peoria, IL to San Diego (PIA - 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — SAN
Aug 18 — Aug 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Peoria 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.Cheap flight deals from Peoria to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Peoria to San DiegoExplore the most affordable flight options available from Peoria to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
Explore the most affordable flight options available from Peoria to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:19 pm
PIA
- SAN
1 stop19h 43m
Multiple Airlines
Wed 10/141:35 pm
SAN
- PIA
1 stop28h 29m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:59 pm
PIA
- SAN
1 stop21h 03m
Multiple Airlines
Sat 9/268:32 pm
SAN
- PIA
1 stop18h 57m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:24 pm
PIA
- SAN
1 stop8h 35m
Multiple Airlines
Wed 10/148:32 pm
SAN
- PIA
1 stop14h 47m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:15 am
PIA
- SAN
1 stop7h 10m
United Airlines
Wed 10/1411:00 am
SAN
- PIA
2 stops9h 58m
United Airlines
Deal found 7/14![United Airlines logo]()
$326
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Fri 8/144:43 pm
PIA
- SAN
1 stop6h 20m
American Airlines
Wed 8/196:19 am
SAN
- PIA
1 stop7h 34m
American Airlines
Deal found 7/15![American Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Fri 8/144:43 pm
PIA
- SAN
1 stop6h 20m
American Airlines
Mon 8/173:05 pm
SAN
- PIA
1 stop6h 14m
American Airlines
Deal found 7/15![American Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Mon 9/215:28 pm
PIA
- SAN
1 stop7h 57m
American Airlines
Sat 9/261:50 pm
SAN
- PIA
1 stop7h 25m
American Airlines
Deal found 7/18![American Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:41 am
PIA
- SAN
1 stop6h 21m
United Airlines
Fri 8/2111:00 am
SAN
- PIA
2 stops9h 43m
United Airlines
Deal found 7/17![United Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:45 am
PIA
- SAN
2 stops10h 41m
United Airlines
Sat 8/222:15 pm
SAN
- PIA
1 stop6h 28m
United Airlines
Deal found 7/17![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 11/1810:45 am
PIA
- SAN
1 stop7h 09m
American Airlines
Sun 11/227:53 am
SAN
- PIA
1 stop7h 06m
American Airlines
Deal found 7/15![American Airlines logo]()
$390
Best flights from Peoria to San DiegoDiscover carefully curated flight deals from Peoria to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
Discover carefully curated flight deals from Peoria to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:19 pm
PIA
- SAN
1 stop19h 43m
Multiple Airlines
Wed 10/141:35 pm
SAN
- PIA
1 stop28h 29m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 7/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:15 am
PIA
- SAN
1 stop7h 10m
United Airlines
Wed 10/1411:00 am
SAN
- PIA
2 stops9h 58m
United Airlines
Deal found 7/14![United Airlines logo]()
$326
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/146:48 pm
PIA
- SAN
1 stop6h 59m
American Airlines
Tue 8/189:48 am
SAN
- PIA
1 stop6h 27m
American Airlines
Deal found 7/18![American Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/144:43 pm
PIA
- SAN
1 stop6h 20m
American Airlines
Wed 8/196:19 am
SAN
- PIA
1 stop7h 34m
American Airlines
Deal found 7/14![American Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:29 am
PIA
- SAN
1 stop8h 33m
United Airlines
Wed 9/212:33 pm
SAN
- PIA
1 stop6h 17m
United Airlines
Deal found 7/15![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:20 pm
PIA
- SAN
1 stop7h 17m
United Airlines
Tue 12/810:30 pm
SAN
- PIA
2 stops11h 21m
United Airlines
Deal found 7/17![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:15 am
PIA
- SAN
1 stop7h 10m
United Airlines
Wed 10/2811:21 am
SAN
- PIA
2 stops9h 27m
United Airlines
Deal found 7/15![United Airlines logo]()
$440
Last-minute flights from Peoria to San DiegoDiscover last-minute flight deals from Peoria to San Diego. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to San Diego. Data last updated July 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Fri 7/316:58 pm
PIA
- SAN
1 stop6h 28m
American Airlines
Tue 8/47:30 am
SAN
- PIA
1 stop8h 58m
American Airlines
Deal found 7/16![American Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Fri 8/144:43 pm
PIA
- SAN
1 stop6h 20m
American Airlines
Wed 8/196:19 am
SAN
- PIA
1 stop7h 34m
American Airlines
Deal found 7/15![American Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Fri 8/144:43 pm
PIA
- SAN
1 stop6h 20m
American Airlines
Mon 8/173:05 pm
SAN
- PIA
1 stop6h 14m
American Airlines
Deal found 7/15![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:41 am
PIA
- SAN
1 stop6h 21m
United Airlines
Fri 8/2111:00 am
SAN
- PIA
2 stops9h 43m
United Airlines
Deal found 7/17![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/146:48 pm
PIA
- SAN
1 stop6h 59m
American Airlines
Tue 8/1812:48 pm
SAN
- PIA
2 stops8h 31m
American Airlines
Deal found 7/14![American Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:41 am
PIA
- SAN
2 stops11h 14m
United Airlines
Tue 8/188:00 am
SAN
- PIA
2 stops12h 43m
United Airlines
Deal found 7/15![United Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:29 am
PIA
- SAN
1 stop8h 33m
United Airlines
Mon 8/1710:20 pm
SAN
- PIA
2 stops14h 40m
United Airlines
Deal found 7/15![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:45 am
PIA
- SAN
2 stops10h 41m
United Airlines
Sat 8/222:15 pm
SAN
- PIA
1 stop6h 28m
United Airlines
Deal found 7/17![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:29 am
PIA
- SAN
1 stop8h 33m
United Airlines
Wed 9/212:33 pm
SAN
- PIA
1 stop6h 17m
United Airlines
Deal found 7/15![United Airlines logo]()
$421
One-way flights from Peoria to San DiegoSearch for one-way flight options from Peoria to San Diego. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
Search for one-way flight options from Peoria to San Diego. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:10 pm
PIA
- SAN
1 stop20h 17m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$243
This WAYA deal was found by Cheapflights users on 7/16. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:49 pm
PIA
- SAN
1 stop9h 17m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/258:46 pm
PIA
- SAN
3 stops49h 20m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$385
This KAYAK deal was found by Cheapflights users on 7/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:48 pm
PIA
- SAN
1 stop6h 59m
American Airlines
Deal found 7/16![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 7/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/301:13 pm
PIA
- SAN
1 stop7h 19m
United Airlines
Deal found 7/16![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Sat 7/254:43 pm
PIA
- SAN
1 stop9h 16m
American Airlines
Deal found 7/14![American Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 7/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:13 pm
PIA
- SAN
2 stops11h 36m
United Airlines
Deal found 7/14![United Airlines logo]()
$466
Find flight deals from Peoria to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) 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 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (Kiwi.com) |
One-way from | $243 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $466 |
Cheapflights Fare Finder
Customize your flight search to find flights from Peoria 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 19, 2026.
Use the filters below to find and compare flights from Peoria to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Tue 10/6
3:19 pm-9:02 am
1 stop19h 43m
San Diego
Wed 10/14
1:35 pm-8:04 pm
1 stop28h 29m
$271
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Tue 10/6
6:15 am-11:25 am
1 stop7h 10m
San Diego
Wed 10/14
11:00 am-10:58 pm
2 stops9h 58m
$326
Quickest round-trip
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
$335
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Fri 8/14
4:43 pm-9:03 pm
1 stop6h 20m
San Diego
Wed 8/19
6:19 am-3:53 pm
1 stop7h 34m
$335
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Sat 8/29
8:29 am-3:02 pm
1 stop8h 33m
San Diego
Wed 9/2
12:33 pm-8:50 pm
1 stop6h 17m
$421
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Sat 12/5
1:20 pm-6:37 pm
1 stop7h 17m
San Diego
Tue 12/8
10:30 pm-11:51 am
2 stops11h 21m
$426
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Fri 10/23
6:15 am-11:25 am
1 stop7h 10m
San Diego
Wed 10/28
11:21 am-10:48 pm
2 stops9h 27m
$440
Cheapest one-way
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Sat 7/25
8:46 pm-8:06 pm
3 stops49h 20m
$385
Quickest one-way
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Mon 8/17
6:48 pm-11:47 pm
1 stop6h 59m
$392
PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Thu 7/30
1:13 pm-6:32 pm
1 stop7h 19m
$454
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Peoria to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Peoria to San Diego in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Peoria, Illinois-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Peoria, Illinois-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Peoria, Illinois-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Peoria, Illinois-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Peoria, Illinois-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Peoria to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Peoria with our price prediction graph.
PIA-SAN
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 Peoria to San Diego
What is the cheapest month to book a flight from Peoria, Illinois to San Diego?
Currently, October is the cheapest month in which you can book a flight from Peoria, Illinois to San Diego (average of $328). Flying from Peoria, Illinois to San Diego in December is currently the most expensive (average of $613). 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.
How much does it cost to fly round-trip from Peoria, Illinois to San Diego?
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 19, 2026.
See what other customers who have flown with United Airlines and American Airlines from Peoria 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.
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Related info for your journey
Find useful and relevant information for your journey from Peoria to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Peoria
Popular flights
San Diego flight routes
Alternative routes for Peoria to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Peoria to San Diego by cabin class
Find flights from Peoria to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Peoria and San Diego flights
Browse other Peoria and San Diego flight options. Last updated on July 19, 2026.
Other flights from Peoria
Browse through other flights departing from Peoria. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Top 2 airlines flying from Peoria to San Diego
Discover the top 2 airlines that operate flights from Peoria 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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$416 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$450 | FlexibilityNo cancel fee | On-time71% |