Lisbon

$325+ Cheap flights from San Diego (SAN) to Lisbon (LIS)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LIS
Jul 8 — Jul 151
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Cheapflights Tip: The best prices from San Diego to Lisbon Humberto Delgado are usually found in February or January, booked 75 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from San Diego to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Lisbon (LIS). 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 3, 2025.

Round-trip from

$590
(Air Canada)

One-way from

$325
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,059
From San Diego to Lisbon Humberto Delgado
One-way flight from San Diego to Lisbon Humberto Delgado
Highest demand for flights based on searches. 4% potential increase in price ($48 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from San Diego to Lisbon

Cheapest flights from San Diego to Lisbon
Explore the most affordable flight options available from San Diego to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Air Canada deal was found by Cheapflights users on 6/30. 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.
Mon 12/16:10 pmSAN - LIS
2 stops30h 45mAir Canada
Wed 12/105:00 amLIS - SAN
2 stops38h 18mAir Canada
Deal found 6/30$590
This United Airlines deal was found by Cheapflights users on 6/30. 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 12/112:10 pmSAN - LIS
1 stop13h 10mUnited Airlines
Wed 12/1011:00 amLIS - SAN
2 stops37h 11mUnited Airlines
Deal found 6/30$591
This CheapOair deal was found by Cheapflights users on 6/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:40 pmSAN - LIS
2 stops36h 40mMultiple Airlines
Wed 8/276:15 amLIS - SAN
1 stop17h 10mMultiple Airlines
Deal found 6/30$601
This Expedia deal was found by Cheapflights users on 7/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:41 amSAN - LIS
1 stop18h 24mBritish Airways
Wed 12/1711:15 amLIS - SAN
1 stop15h 12mBritish Airways
Deal found 7/1$605
This Lufthansa deal was found by Cheapflights users on 6/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:35 pmSAN - LIS
1 stop21h 55mLufthansa
Wed 1/75:00 amLIS - SAN
2 stops20h 24mLufthansa
Deal found 6/30$610
This Iberia deal was found by Cheapflights users on 7/1. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/211:12 pmSAN - LIS
2 stops18h 53mIberia
Thu 11/206:30 amLIS - SAN
2 stops23h 24mIberia
Deal found 7/1$617
This SWISS deal was found by Cheapflights users on 7/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/144:00 pmSAN - LIS
2 stops23h 20mSWISS
Sat 8/305:55 amLIS - SAN
2 stops22h 53mSWISS
Deal found 7/1$626
This Delta deal was found by Cheapflights users on 7/1. 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.
Wed 9/241:15 pmSAN - LIS
2 stops20h 40mDelta
Wed 10/15:40 amLIS - SAN
2 stops22h 53mDelta
Deal found 7/1$649
This Finnair deal was found by Cheapflights users on 7/1. 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.
Wed 12/2410:53 amSAN - LIS
2 stops20h 32mFinnair
Sun 1/184:10 pmLIS - SAN
2 stops33h 40mFinnair
Deal found 7/1$663

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Lisbon 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 3, 2025.
Use the filters below to find and compare flights from San Diego to Lisbon that are best for you.

Fly from

San Diego

Fly to

Lisbon

Route

Depart

Return

Price

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Mon 12/1

6:10 pm-8:55 am

2 stops30h 45m

Lisbon Humberto Delgado

Wed 12/10

5:00 am-11:18 am

2 stops38h 18m

$590

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Mon 12/1

12:10 pm-9:20 am

1 stop13h 10m

Lisbon Humberto Delgado

Wed 12/10

11:00 am-4:11 pm

2 stops37h 11m

$591

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Mon 8/18

8:10 am-9:20 am

1 stop17h 10m

Lisbon Humberto Delgado

Wed 8/27

6:15 am-3:25 pm

1 stop17h 10m

$601

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Mon 12/8

6:41 am-9:05 am

1 stop18h 24m

Lisbon Humberto Delgado

Wed 12/17

11:15 am-6:27 pm

1 stop15h 12m

$605

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Sun 12/28

5:35 pm-11:30 pm

1 stop21h 55m

Lisbon Humberto Delgado

Wed 1/7

5:00 am-5:24 pm

2 stops20h 24m

$610

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Tue 10/21

1:12 pm-4:05 pm

2 stops18h 53m

Lisbon Humberto Delgado

Thu 11/20

6:30 am-9:54 pm

2 stops23h 24m

$617

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Thu 8/14

4:00 pm-11:20 pm

2 stops23h 20m

Lisbon Humberto Delgado

Sat 8/30

5:55 am-8:48 pm

2 stops22h 53m

$626

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Wed 9/24

1:15 pm-5:55 pm

2 stops20h 40m

Lisbon Humberto Delgado

Wed 10/1

5:40 am-8:33 pm

2 stops22h 53m

$649

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Wed 12/24

10:53 am-3:25 pm

2 stops20h 32m

Lisbon Humberto Delgado

Sun 1/18

4:10 pm-5:50 pm

2 stops33h 40m

$663

San DiegoLisbon

SAN - LIS

SANLIS

San Diego

Mon 10/13

7:07 am-10:05 am

1 stop18h 58m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 18 results
1
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Best time to book a flight from San Diego to Lisbon

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Lisbon. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Lisbon, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San Diego to Lisbon (average of $612). Flying from San Diego to Lisbon in June is currently the most expensive (average of $1,130). 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 SAN to LIS?

Find hourly flight availability from San Diego to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

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

What is the cheapest day to fly from San Diego to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Lisbon. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Lisbon flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Delta, Finnair, and Air France from San Diego to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from San Diego to Lisbon round-trip?

    According to our current data, Air Canada ($590), United Airlines ($591), and British Airways ($605) offers the cheapest pricing from San Diego to Lisbon. Air Canada is currently priced 40% below the average price you’ll pay for this route.

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

    $442 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $463 and $468, respectively.

  • Where are the most common layover locations when flying from San Diego to Lisbon?

  • What are some popular things to do or see while on a layover in London?

    Hyde Park, Buckingham Palace, and Piccadilly Circus are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Buckingham Palace, and Piccadilly Circus can be visited by traveling about 12.5 mi, 13.7 mi, and 14.1 mi respectively from London Heathrow. Travelers can book a car rental at London Heathrow for about $40 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Philadelphia?

    The majority of Philadelphia visitors spend their time at Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park. Travelers on a layover in Philadelphia can visit Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park, by traveling 6.1 mi, 5.7 mi, and 4.3 mi, respectively after landing at Philadelphia. Travelers can book a car rental at Philadelphia for about $64 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for San Diego to Lisbon flights?

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to Lisbon (average of $612). Flying from San Diego to Lisbon in June is currently the most expensive (average of $1,130). 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
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Oeiras
Beja
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Top 9 airlines flying from San Diego to Lisbon

Discover the top 9 airlines that operate flights from San Diego to Lisbon. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$512Average$952FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$598Average$891FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$601Average$970FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$609Average$971FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$621Average$1,113FlexibilityNo cancel feeOn-time70%
KLMCheapest$626Average$835FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$631Average$868FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$692Average$978FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$693Average$1,063FlexibilityNo cancel feeOn-time71%

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