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$480+ Cheap flights from Lyon (LYS) to San Diego (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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
LYS — SAN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Lyon-Saint Exupéry to San Diego are usually found in November or June, booked 60 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Lyon to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Lyon (LYS) 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 11, 2025.

Round-trip from

$631
(British Airways)

One-way from

$480
(British Airways)

Popular in

December

Cheapest in

November

Average price

$746
From Lyon-Saint Exupéry to San Diego
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One-way flight from Lyon-Saint Exupéry to San Diego
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Highest demand for flights based on searches. 9% potential increase in price ($90 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Lyon to San Diego

Cheapest flights from Lyon to San Diego
Explore the most affordable flight options available from Lyon to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This British Airways deal was found by Cheapflights users on 9/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:35 amLYS - SAN
1 stop15h 35mBritish Airways
Wed 11/121:25 pmSAN - LYS
2 stops15h 45mBritish Airways
Deal found 9/11$631
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Thu 10/92:35 pmLYS - SAN
2 stops18h 40mLufthansa
Tue 10/145:15 pmSAN - LYS
1 stop14h 55mLufthansa
Deal found 9/11$633
This Air Canada deal was found by Cheapflights users on 9/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:50 amLYS - SAN
2 stops18h 01mMultiple Airlines
Tue 10/146:53 amSAN - LYS
2 stops18h 42mMultiple Airlines
Deal found 9/11$635
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/96:50 amLYS - SAN
2 stops22h 26mUnited Airlines
Tue 10/148:10 amSAN - LYS
1 stop17h 25mUnited Airlines
Deal found 9/11$641
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/256:50 amLYS - SAN
2 stops23h 34mUnited Airlines
Mon 9/298:10 amSAN - LYS
1 stop17h 25mUnited Airlines
Deal found 9/10$643
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/262:55 pmLYS - SAN
2 stops17h 18mUnited Airlines
Sun 11/28:40 pmSAN - LYS
2 stops32h 30mUnited Airlines
Deal found 9/11$648
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/68:55 amLYS - SAN
1 stop15h 50mUnited Airlines
Wed 11/127:00 amSAN - LYS
2 stops19h 05mUnited Airlines
Deal found 9/11$658
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/112:35 pmLYS - SAN
2 stops40h 39mUnited Airlines
Sat 10/186:48 amSAN - LYS
2 stops18h 47mUnited Airlines
Deal found 9/10$662

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lyon 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 11, 2025.
Use the filters below to find and compare flights from Lyon to San Diego that are best for you.

Fly from

Lyon

Fly to

San Diego

Route

Depart

Return

Price

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Thu 11/6

9:35 am-4:10 pm

1 stop15h 35m

San Diego

Wed 11/12

1:25 pm-2:10 pm

2 stops15h 45m

$631

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Thu 2/19

9:35 am-4:10 pm

1 stop15h 35m

San Diego

Mon 2/23

6:00 pm-5:30 pm

1 stop14h 30m

$631

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Thu 10/9

2:35 pm-12:15 am

2 stops18h 40m

San Diego

Tue 10/14

5:15 pm-5:10 pm

1 stop14h 55m

$633

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Thu 10/9

6:50 am-3:51 pm

2 stops18h 01m

San Diego

Tue 10/14

8:00 am-10:35 am

2 stops17h 35m

$637

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Thu 9/25

6:50 am-9:24 pm

2 stops23h 34m

San Diego

Mon 9/29

10:30 pm-10:35 am

2 stops27h 05m

$643

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Thu 10/9

6:50 am-5:18 pm

2 stops19h 28m

San Diego

Tue 10/14

6:15 am-10:35 am

2 stops19h 20m

$643

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Sat 1/24

9:45 pm-4:05 pm

1 stop27h 20m

$480

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Sat 1/24

12:25 pm-8:23 am

2 stops28h 58m

$484

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Sat 1/24

6:05 pm-7:34 pm

2 stops34h 29m

$677

LyonSan Diego

LYS - SAN

LYSSAN

Lyon-Saint Exupéry

Sat 1/24

1:55 pm-8:49 pm

3 stops39h 54m

$1,740

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Lyon to San Diego

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

How far ahead should I book a flight from Lyon to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Lyon to San Diego. Price data was last updated on August 29, 2025.

The best time to book flights from Lyon to San Diego is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

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

Related info for your journey

Find useful and relevant information for your journey from Lyon 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 Lyon to San Diego?

    British Airways and Lufthansa can get you from Lyon to San Diego in just under 15h 35m. Your travel time can differ by up to 3h 05m. The distance between Lyon and San Diego is about 5923 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Lyon to San Diego one-way?

    The cheapest airlines for a one-way flight from Lyon to San Diego are British Airways ($480), American Airlines ($484), and United Airlines ($1,740).

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

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

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

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

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

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

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

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