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$467+ Cheap flights from Lisbon (LIS) 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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SAN
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find flight deals from Lisbon to San Diego

Cheapest flights from Lisbon to San Diego
Explore the most affordable flight options available from Lisbon to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Delta deal was found by Cheapflights users on 10/25. 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.
Sun 11/235:00 amLIS - SAN
2 stops21h 20mDelta
Tue 12/98:00 amSAN - LIS
2 stops19h 20mDelta
Deal found 10/25$872
This Delta deal was found by Cheapflights users on 10/26. 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.
Mon 11/245:00 amLIS - SAN
2 stops21h 20mDelta
Tue 12/92:19 pmSAN - LIS
2 stops19h 11mDelta
Deal found 10/26$873
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/235:00 amLIS - SAN
2 stops24h 00mLufthansa
Tue 12/95:35 pmSAN - LIS
1 stop21h 55mLufthansa
Deal found 10/25$880
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/95:00 amLIS - SAN
2 stops23h 45mUnited Airlines
Tue 12/1612:50 pmSAN - LIS
1 stop13h 25mUnited Airlines
Deal found 10/25$890
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/105:00 amLIS - SAN
2 stops23h 45mUnited Airlines
Wed 12/1712:50 pmSAN - LIS
1 stop13h 25mUnited Airlines
Deal found 10/26$891
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/2411:05 amLIS - SAN
1 stop32h 34mAmerican Airlines
Sun 12/2810:48 pmSAN - LIS
1 stop26h 17mAmerican Airlines
Deal found 10/25$893
This Virgin Atlantic deal was found by Cheapflights users on 10/26. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:00 amLIS - SAN
1 stop18h 34mVirgin Atlantic
Tue 12/97:10 amSAN - LIS
1 stop17h 50mVirgin Atlantic
Deal found 10/26$894
This KLM deal was found by Cheapflights users on 10/25. 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.
Mon 11/1710:00 amLIS - SAN
1 stop18h 34mMultiple Airlines
Mon 11/249:43 amSAN - LIS
2 stops17h 37mMultiple Airlines
Deal found 10/25$897
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Mon 11/175:00 amLIS - SAN
2 stops26h 44mUnited Airlines
Mon 11/245:55 pmSAN - LIS
3 stops31h 25mUnited Airlines
Deal found 10/25$898
This Delta deal was found by Cheapflights users on 10/25. 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.
Mon 11/175:00 amLIS - SAN
2 stops23h 42mDelta
Mon 11/248:00 amSAN - LIS
2 stops17h 00mDelta
Deal found 10/25$899
This American Airlines deal was found by Cheapflights users on 10/26. 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 12/1011:05 amLIS - SAN
1 stop15h 57mAmerican Airlines
Wed 12/176:00 pmSAN - LIS
1 stop19h 50mAmerican Airlines
Deal found 10/26$901
This British Airways deal was found by Cheapflights users on 10/25. 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.
Mon 11/177:05 amLIS - SAN
1 stop17h 05mBritish Airways
Mon 11/246:00 pmSAN - LIS
1 stop19h 55mBritish Airways
Deal found 10/25$904

Cheap flight deals from Lisbon to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$872
(Delta)

One-way from

$467
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$918
Provider with most accurate pricing for Lisbon Humberto Delgado-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-San Diego flights.
Search Deals
From Lisbon Humberto Delgado to San Diego
Search Deals
One-way flight from Lisbon Humberto Delgado to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon 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 October 27, 2025.
Use the filters below to find and compare flights from Lisbon to San Diego that are best for you.

Fly from

Lisbon

Fly to

San Diego

Route

Depart

Return

Price

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Sun 11/23

5:00 am-6:20 pm

2 stops21h 20m

San Diego

Tue 12/9

8:00 am-11:20 am

2 stops19h 20m

$872

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/24

5:00 am-6:20 pm

2 stops21h 20m

San Diego

Tue 12/9

2:19 pm-5:30 pm

2 stops19h 11m

$873

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Sun 3/15

5:30 am-10:55 pm

2 stops24h 25m

San Diego

Sun 3/29

7:00 am-11:15 am

2 stops20h 15m

$879

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Fri 2/20

3:50 pm-4:10 pm

1 stop32h 20m

San Diego

Tue 2/24

6:00 pm-9:45 pm

1 stop19h 45m

$888

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Tue 12/9

12:20 pm-12:15 am

2 stops19h 55m

San Diego

Tue 12/16

8:45 am-10:15 am

2 stops17h 30m

$890

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/17

5:00 am-12:13 am

2 stops27h 13m

San Diego

Sun 11/23

6:45 am-8:10 am

2 stops17h 25m

$890

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/17

10:00 am-8:34 pm

1 stop18h 34m

San Diego

Sun 11/23

1:12 pm-9:00 am

1 stop35h 48m

$891

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 12/10

5:00 am-8:45 pm

2 stops23h 45m

San Diego

Wed 12/17

12:50 pm-10:15 am

1 stop13h 25m

$891

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/17

10:00 am-8:34 pm

1 stop18h 34m

San Diego

Sun 11/23

10:10 pm-8:00 am

2 stops25h 50m

$893

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Fri 11/21

7:25 pm-11:45 am

2 stops48h 20m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 17 results
1
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Compare providers for flights from Lisbon 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 Lisbon to San Diego in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lisbon-San Diego flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lisbon-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-San Diego flights, Cheapflights users trust eDreams the most. eDreams 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 Lisbon-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 Lisbon to San Diego

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

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

Currently, December is the cheapest month in which you can book a flight from Lisbon to San Diego (average of $662). Flying from Lisbon to San Diego in July is currently the most expensive (average of $985). 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 October 27, 2025.
Peruse reviews from past customers who have flown with United Airlines from Lisbon to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

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
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

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 Lisbon 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 Lisbon to San Diego?

    Departing from Lisbon to San Diego will take you 21h 20m. Lisbon and San Diego are separated by a distance of 5677 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on United Airlines is currently your cheapest option to San Diego, with prices starting at $746. You may be able to fly from Lisbon to San Diego for 19% less than the average price by searching for this airline.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Lisbon to San Diego (average of $662). Flying from Lisbon to San Diego in July is currently the most expensive (average of $985). 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
Coronado
La Mesa
Poway
Lemon Grove
Imperial Beach
National City

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Lisbon to San Diego

Discover the top airline that operate flights from Lisbon 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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$746Average$918FlexibilityNo cancel feeOn-time69%

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