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$416+ Cheap flights from Frankfurt (FRA) 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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SAN
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Frankfurt am Main to San Diego are usually found in September or March, booked 22 days in advance, depart on a Sunday or Thursday and return on a Wednesday

Cheap flight deals from Frankfurt to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt (FRA) 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 septiembre 16, 2025.

Round-trip from

$589
(Billigflug)

One-way from

$416
(Finnair)

Popular in

December

Cheapest in

September

Average price

$599
From Frankfurt am Main to San Diego
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One-way flight from Frankfurt am Main to San Diego
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Highest demand for flights based on searches. 6% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 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 Frankfurt to San Diego

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

This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:00 amFRA - SAN
1 stop14h 00mDelta
mié. 10/83:59 pmSAN - FRA
2 stops16h 46mDelta
Deal found 9/15$591
This Finnair deal was found by Cheapflights users on 9/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/317:20 pmFRA - SAN
2 stops32h 53mFinnair
sáb. 11/86:00 pmSAN - FRA
2 stops30h 25mFinnair
Deal found 9/15$593
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/217:00 amFRA - SAN
1 stop14h 00mDelta
sáb. 10/46:15 amSAN - FRA
2 stops18h 35mDelta
Deal found 9/14$595
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:00 amFRA - SAN
2 stops20h 00mDelta
mié. 12/32:16 pmSAN - FRA
2 stops17h 29mDelta
Deal found 9/14$596
This British Airways deal was found by Cheapflights users on 9/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/2210:15 amFRA - SAN
1 stop21h 49mBritish Airways
vie. 11/2810:47 amSAN - FRA
2 stops26h 13mBritish Airways
Deal found 9/15$597
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:20 pmFRA - SAN
1 stop25h 40mMultiple Airlines
sáb. 10/411:23 amSAN - FRA
1 stop13h 27mMultiple Airlines
Deal found 9/15$598
This lastminute.com 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/2110:15 amFRA - SAN
1 stop36h 05mAir Canada
dom. 9/282:20 pmSAN - FRA
1 stop32h 45mAir Canada
Deal found 9/14$599
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/222:15 pmFRA - SAN
2 stops18h 09mDelta
sáb. 10/46:15 amSAN - FRA
2 stops18h 35mDelta
Deal found 9/15$600
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:00 amFRA - SAN
1 stop14h 00mDelta
mar. 9/3010:30 pmSAN - FRA
1 stop25h 25mDelta
Deal found 9/16$601
This American Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 11/187:20 amFRA - SAN
2 stops22h 28mAmerican Airlines
mar. 11/2512:43 pmSAN - FRA
2 stops21h 57mAmerican Airlines
Deal found 9/15$602
This Billigflug 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/41:50 pmFRA - SAN
1 stop14h 56mMultiple Airlines
dom. 10/196:15 amSAN - FRA
1 stop17h 55mMultiple Airlines
Deal found 9/14$604

Cheapflights Fare Finder

 
Customize your flight search to find flights from Frankfurt 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Frankfurt am Main Airport to San Diego that are best for you.

Fly from

Frankfurt

Fly to

San Diego

Route

Depart

Return

Price

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

jue. 10/16

7:00 am-12:00 pm

1 stop14h 00m

San Diego

jue. 10/23

3:59 pm-5:45 pm

2 stops16h 46m

$591

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

lun. 10/20

5:55 pm-12:00 pm

1 stop27h 05m

San Diego

mar. 10/28

7:10 am-7:50 am

1 stop16h 40m

$595

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

mié. 10/29

10:15 am-10:24 pm

1 stop20h 09m

San Diego

mié. 11/5

11:41 am-2:05 pm

2 stops17h 24m

$596

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

mié. 10/15

11:45 am-10:31 pm

2 stops19h 46m

San Diego

mié. 10/22

3:59 pm-5:45 pm

2 stops16h 46m

$596

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

jue. 10/9

7:00 am-3:19 pm

2 stops17h 19m

San Diego

mié. 10/22

3:59 pm-5:45 pm

2 stops16h 46m

$596

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

lun. 10/27

7:20 pm-8:13 pm

2 stops32h 53m

San Diego

sáb. 11/1

10:31 pm-8:50 am

1 stop26h 19m

$597

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

sáb. 11/22

10:15 am-11:04 pm

1 stop21h 49m

San Diego

lun. 11/24

6:00 pm-6:10 pm

1 stop15h 10m

$597

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

mar. 11/18

10:15 am-10:20 pm

1 stop21h 05m

San Diego

vie. 11/28

10:47 am-10:00 pm

2 stops26h 13m

$597

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

sáb. 10/25

10:40 am-8:34 pm

2 stops18h 54m

San Diego

sáb. 11/8

8:00 am-11:15 am

2 stops18h 15m

$605

Frankfurt am MainSan Diego

FRA - SAN

FRASAN

Frankfurt am Main

dom. 11/16

7:25 am-10:17 pm

2 stops23h 52m

San Diego

vie. 11/28

10:47 am-10:00 pm

2 stops26h 13m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 20 results
1
2

Best time to book a flight from Frankfurt to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Frankfurt 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 Frankfurt am Main Airport to San Diego

How far ahead should I book a flight from Frankfurt am Main Airport to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Frankfurt to San Diego. Price data was last updated on September 12, 2025.

The price you pay for your flight from Frankfurt am Main Airport to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Frankfurt am Main Airport to San Diego?

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

What is the cheapest time of day to fly from FRA to SAN?

Find hourly flight availability from Frankfurt to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

It’s optimal to fly from Frankfurt am Main Airport to San Diego in the morning. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Frankfurt am Main Airport 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 septiembre 16, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Lufthansa from Frankfurt am Main Airport to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
7,363 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Frankfurt to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Frankfurt am Main?

    For a flight from Frankfurt am Main to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 0 inbound flights from Frankfurt am Main per day. 4 airlines have flights to San Diego from Frankfurt am Main on a regular basis.

  • How long is the flight from Frankfurt am Main Airport to San Diego?

    For as low as $591, Delta can have you in San Diego from Frankfurt am Main Airport in 14h. Airlines will cover a distance of 5823 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Frankfurt am Main Airport to San Diego round-trip?

    American Airlines, at $367, was found to be the cheapest airline from Frankfurt am Main Airport to San Diego.Alternate airlines to your destination round-trip include British Airways and Lufthansa. Users have found that American Airlines is 46% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Frankfurt 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 Frankfurt am Main Airport to San Diego?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Frankfurt to San Diego

Discover the top 4 airlines that operate flights from Frankfurt 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$367Average$801FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$532Average$707FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$547Average$651FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$552Average$688FlexibilityNo cancel feeOn-time69%

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