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$534+ Cheap flights from Erie to San Diego (ERI - SAN)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — SAN
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Erie to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Erie (ERI) 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 September 16, 2025.

Round-trip from

$534
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$648
From Erie to San Diego
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Erie to San Diego

Cheapest flights from Erie to San Diego
Explore the most affordable flight options available from Erie to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/14. 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 9/192:57 pmERI - SAN
1 stop7h 53mAmerican Airlines
Tue 9/306:20 amSAN - ERI
2 stops12h 02mAmerican Airlines
Deal found 9/14$606
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/292:57 pmERI - SAN
1 stop7h 53mAmerican Airlines
Fri 10/36:20 amSAN - ERI
2 stops13h 16mAmerican Airlines
Deal found 9/14$912

Cheapflights Fare Finder

 
Customize your flight search to find flights from Erie 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 September 16, 2025.
Use the filters below to find and compare flights from Erie to San Diego that are best for you.

Fly from

Erie

Fly to

San Diego

Route

Depart

Return

Price

ErieSan Diego

ERI - SAN

ERISAN

Erie

Sat 2/21

11:57 am-6:36 pm

1 stop9h 39m

San Diego

Wed 2/25

12:12 pm-10:22 pm

1 stop7h 10m

$534

ErieSan Diego

ERI - SAN

ERISAN

Erie

Sun 2/15

11:57 am-6:36 pm

1 stop9h 39m

San Diego

Sun 2/15

11:00 pm-11:07 am

1 stop9h 07m

$906

ErieSan Diego

ERI - SAN

ERISAN

Erie

Mon 9/29

2:57 pm-7:50 pm

1 stop7h 53m

San Diego

Fri 10/3

6:20 am-10:36 pm

2 stops13h 16m

$912

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Erie to San Diego

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

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

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

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 September 16, 2025.
Read through reviews of airlines operating flights from Erie to San Diego, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Erie 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 long is the flight from Erie to San Diego?

    Airlines like American Airlines fly from Erie to San Diego in about 9h 39m. The time it takes to get you to your destination can typically vary by up to . The distance between Erie and San Diego is about 2112 mi.

  • What is the cheapest airline to fly from Erie to San Diego round-trip?

    American Airlines, at $461, was found to be the cheapest airline from Erie to San Diego.. American Airlines is priced at 26% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

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

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

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Top airline flying from Erie to San Diego

Discover the top airline that operate flights from Erie 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$461Average$597FlexibilityNo cancel feeOn-time71%

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