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Cheap flights from Lisbon to San Diego from $419

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to San Diego departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:00 am - 7:52 pmLIS-SAN
22h 52m2 stops
Lufthansa Logo
5:35 pm - 11:30 pmSAN-LIS
21h 55m1 stop
$824Lufthansa
Find Deal
Mon, Nov 24 - Tue, Dec 9
Lufthansa Logo
6:10 am - 3:45 pmLIS-SAN
17h 35m1 stop
Lufthansa Logo
5:35 pm - 11:30 pmSAN-LIS
21h 55m1 stop
$852Lufthansa
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Thu, Nov 20 - Wed, Dec 3
United Airlines Logo
5:00 am - 6:50 pmLIS-SAN
21h 50m2 stops
United Airlines Logo
11:11 am - 10:15 amSAN-LIS
15h 04m2 stops
$859United Airlines
Find Deal
Mon, Nov 24 - Tue, Dec 9
United Airlines Logo
5:00 am - 6:50 pmLIS-SAN
21h 50m2 stops
United Airlines Logo
6:30 am - 9:20 amSAN-LIS
18h 50m2 stops
$860United Airlines
Find Deal
Mon, Nov 24 - Tue, Dec 9
American Airlines Logo
11:05 am - 9:41 pmLIS-SAN
18h 36m1 stop
American Airlines Logo
6:00 pm - 9:45 pmSAN-LIS
19h 45m1 stop
$874American Airlines
Find Deal
Mon, Nov 24 - Tue, Dec 9
American Airlines Logo
11:05 am - 10:51 pmLIS-SAN
19h 46m2 stops
American Airlines Logo
7:02 am - 9:15 amSAN-LIS
18h 13m2 stops
$888American Airlines
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Fri, Feb 20 - Tue, Feb 24
Multiple Airlines Logo
11:35 am - 11:53 amLIS-SAN
32h 18m3 stops
Multiple Airlines Logo
12:40 pm - 7:15 pmSAN-LIS
22h 35m3 stops
$1,313Multiple Airlines
Find Deal
Wed, Nov 26 - Mon, Dec 1
Multiple Airlines Logo
11:35 am - 11:53 amLIS-SAN
32h 18m3 stops
Multiple Airlines Logo
12:45 pm - 9:20 amSAN-LIS
36h 35m2 stops
$1,334Multiple Airlines
Find Deal
Wed, Nov 26 - Mon, Dec 1
British Airways Logo
11:05 am - 6:53 pmLIS-SAN
15h 48m1 stop
British Airways Logo
12:46 pm - 5:40 pmSAN-LIS
20h 54m2 stops
$1,532British Airways
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Wed, Dec 24 - Tue, Feb 10
British Airways Logo
6:35 pm - 9:56 pmLIS-SAN
35h 21m2 stops
British Airways Logo
12:46 pm - 9:45 pmSAN-LIS
24h 59m2 stops
$1,572British Airways
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Wed, Dec 24 - Tue, Feb 10

Lufthansa flights from Lisbon to San Diego

Our best Lufthansa deals on Lisbon to San Diego flight tickets
Lufthansa
Nov 24
LIS5:00 amLisbon Humberto Delgado
22h 52m
2 stops
SAN7:52 pmSan Diego
Dec 9
SAN5:35 pmSan Diego
21h 55m
1 stop
LIS11:30 pmLisbon Humberto Delgado
$824
Find similar
Lufthansa
Nov 20
LIS6:10 amLisbon Humberto Delgado
17h 35m
1 stop
SAN3:45 pmSan Diego
Dec 3
SAN5:35 pmSan Diego
21h 55m
1 stop
LIS11:30 pmLisbon Humberto Delgado
$852
Find similar
Lufthansa
Dec 23
LIS11:55 amLisbon Humberto Delgado
20h 20m
2 stops
SAN12:15 amSan Diego
Feb 11
SAN5:35 pmSan Diego
18h 20m
1 stop
LIS7:55 pmLisbon Humberto Delgado
$1,877
Find similar

United Airlines flights from Lisbon to San Diego

Our best United Airlines deals on Lisbon to San Diego flight tickets
United Airlines
Nov 24
LIS5:00 amLisbon Humberto Delgado
21h 50m
2 stops
SAN6:50 pmSan Diego
Dec 9
SAN11:11 amSan Diego
15h 04m
2 stops
LIS10:15 amLisbon Humberto Delgado
$859
Find similar
United Airlines
Nov 24
LIS5:00 amLisbon Humberto Delgado
21h 50m
2 stops
SAN6:50 pmSan Diego
Dec 9
SAN6:30 amSan Diego
18h 50m
2 stops
LIS9:20 amLisbon Humberto Delgado
$860
Find similar
United Airlines
Nov 26
LIS6:10 amLisbon Humberto Delgado
17h 35m
1 stop
SAN3:45 pmSan Diego
Dec 1
SAN12:55 pmSan Diego
13h 20m
1 stop
LIS10:15 amLisbon Humberto Delgado
$866
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Lisbon to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/24

5:00 am-7:52 pm

2 stops22h 52m

San Diego

Tue 12/9

5:35 pm-11:30 pm

1 stop21h 55m

$824

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Thu 11/20

6:10 am-3:45 pm

1 stop17h 35m

San Diego

Wed 12/3

5:35 pm-11:30 pm

1 stop21h 55m

$852

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/24

5:00 am-6:50 pm

2 stops21h 50m

San Diego

Tue 12/9

11:11 am-10:15 am

2 stops15h 04m

$859

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/24

5:00 am-6:50 pm

2 stops21h 50m

San Diego

Tue 12/9

6:30 am-9:20 am

2 stops18h 50m

$860

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 11/24

11:05 am-9:41 pm

1 stop18h 36m

San Diego

Tue 12/9

6:00 pm-9:45 pm

1 stop19h 45m

$874

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Fri 2/20

11:05 am-10:51 pm

2 stops19h 46m

San Diego

Tue 2/24

7:02 am-9:15 am

2 stops18h 13m

$888

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 11/26

11:35 am-11:53 am

3 stops32h 18m

San Diego

Mon 12/1

12:40 pm-7:15 pm

3 stops22h 35m

$1,313

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 11/26

11:35 am-11:53 am

3 stops32h 18m

San Diego

Mon 12/1

12:45 pm-9:20 am

2 stops36h 35m

$1,334

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 12/24

11:05 am-6:53 pm

1 stop15h 48m

San Diego

Tue 2/10

12:46 pm-5:40 pm

2 stops20h 54m

$1,532

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 12/24

6:35 pm-9:56 pm

2 stops35h 21m

San Diego

Tue 2/10

12:46 pm-9:45 pm

2 stops24h 59m

$1,572

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Lisbon to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Lisbon and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of December, then departing from Lisbon during the month February is also very affordable. Most momondo users find prices during this month for around $837.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Lisbon to San Diego is on a Saturday. Travelers who choose to depart for San Diego on a Saturday will often find tickets for as low as $809. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $974. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

Can stopping save me money on Lisbon to San Diego flights?

You could potentially save up to 16% on your flight if you consider stops on a Lisbon to San Diego flight.

How have Lisbon to San Diego flight prices changed over time?

As of November 2025, prices for Lisbon to San Diego flights are approximately 42% cheaper when compared to flights at the same time last year.

When to book flights from Lisbon to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lisbon to San Diego (LIS to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to San Diego

Direct flights

None
There are no direct flights from Lisbon to San Diego. There are no popular flight routes from Lisbon to San Diego.
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  • How far is Lisbon Humberto Delgado to San Diego by plane?

    The straight-line distance from Lisbon Humberto Delgado to San Diego is 5678.6 mi. 15h 48m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to San Diego Airport?

    Prices for flights from Lisbon Humberto Delgado Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to San Diego Airport?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to San Diego Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lisbon Humberto Delgado Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Lisbon to San Diego?

Best airlines flying from Lisbon to San Diego

Compare and see reviews for airlines that fly from Lisbon to San Diego with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $746Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Traveling to a place near San Diego?

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

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Lisbon to San Diego for you.

Can I find flights from Lisbon to San Diego with flexible booking policies on momondo?

All flight searches from Lisbon to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Lisbon to San Diego?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Lisbon.

I’m not ready to book a flight from Lisbon to San Diego right now. Can momondo alert me if prices change?

Price alerts on flights to San Diego from Lisbon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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