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Cheap flights from Lisbon to San Diego from $398

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 11/3. 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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Find the cheapest flights from Lisbon to San Diego

Cheap round-trip flights

Delta Logo
5:00 am - 7:06 pmLIS-SAN
22h 06m2 stops
Delta Logo
3:59 pm - 5:50 pmSAN-LIS
17h 51m2 stops
$744Delta
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Wed, Oct 1 - Tue, Oct 7
Delta Logo
5:00 am - 7:06 pmLIS-SAN
22h 06m2 stops
Delta Logo
7:10 am - 8:00 amSAN-LIS
16h 50m1 stop
$748Delta
Find Deal
Wed, Oct 1 - Tue, Oct 7
American Airlines Logo
11:05 am - 6:32 pmLIS-SAN
15h 27m1 stop
American Airlines Logo
6:00 pm - 2:50 pmSAN-LIS
36h 50m1 stop
$754American Airlines
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Fri, Feb 20 - Tue, Feb 24
American Airlines Logo
11:05 am - 9:36 pmLIS-SAN
18h 31m2 stops
American Airlines Logo
6:42 am - 9:15 amSAN-LIS
18h 33m2 stops
$767American Airlines
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Fri, Feb 20 - Tue, Feb 24
British Airways Logo
6:40 pm - 2:50 pmLIS-SAN
28h 10m1 stop
British Airways Logo
6:20 am - 9:05 amSAN-LIS
18h 45m1 stop
$771British Airways
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Wed, Oct 1 - Tue, Oct 7
Aer Lingus Logo
10:50 am - 4:10 pmLIS-SAN
37h 20m2 stops
Aer Lingus Logo
6:15 am - 10:10 amSAN-LIS
19h 55m2 stops
$2,849Aer Lingus
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Mon, Dec 22 - Wed, Dec 31
Aer Lingus Logo
6:55 pm - 4:10 pmLIS-SAN
53h 15m2 stops
Aer Lingus Logo
6:15 am - 10:10 amSAN-LIS
19h 55m2 stops
$2,868Aer Lingus
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Sun, Dec 21 - Wed, Dec 31
Delta Logo
10:00 am - 11:39 pmLIS-SAN
21h 39m1 stop
Delta Logo
10:00 am - 5:30 pmSAN-LIS
23h 30m2 stops
$3,652Delta
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Sun, Dec 21 - Wed, Dec 31
Delta Logo
11:15 am - 8:53 pmLIS-SAN
17h 38m1 stop
Delta Logo
12:34 pm - 3:10 pmSAN-LIS
18h 36m2 stops
$3,655Delta
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Sun, Dec 21 - Wed, Dec 31
Logo
10:00 am - 8:54 pmLIS-SAN
18h 54m1 stop
Logo
1:25 pm - 8:55 amSAN-LIS
35h 30m1 stop
$3,754
Find Deal
Sun, Dec 21 - Wed, Dec 31

American Airlines flights from Lisbon to San Diego

Our best American Airlines deals on Lisbon to San Diego flight tickets
American Airlines
Feb 20
LIS11:05 amLisbon Humberto Delgado
15h 27m
1 stop
SAN6:32 pmSan Diego
Feb 24
SAN6:00 pmSan Diego
36h 50m
1 stop
LIS2:50 pmLisbon Humberto Delgado
$754
Find similar
American Airlines
Sep 22
LIS11:05 amLisbon Humberto Delgado
18h 47m
2 stops
SAN9:52 pmSan Diego
Oct 7
SAN6:20 amSan Diego
18h 45m
1 stop
LIS9:05 amLisbon Humberto Delgado
$767
Find similar
American Airlines
Sep 20
LIS11:05 amLisbon Humberto Delgado
18h 38m
1 stop
SAN9:43 pmSan Diego
Sep 21
SAN10:45 pmSan Diego
26h 20m
1 stop
LIS9:05 amLisbon Humberto Delgado
$986
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Delta flights from Lisbon to San Diego

Our best Delta deals on Lisbon to San Diego flight tickets
Delta
Oct 1
LIS5:00 amLisbon Humberto Delgado
22h 06m
2 stops
SAN7:06 pmSan Diego
Oct 7
SAN3:59 pmSan Diego
17h 51m
2 stops
LIS5:50 pmLisbon Humberto Delgado
$744
Find similar
Delta
Oct 1
LIS5:00 amLisbon Humberto Delgado
22h 06m
2 stops
SAN7:06 pmSan Diego
Oct 7
SAN7:10 amSan Diego
16h 50m
1 stop
LIS8:00 amLisbon Humberto Delgado
$748
Find similar
Delta
Sep 20
LIS5:40 amLisbon Humberto Delgado
21h 38m
2 stops
SAN7:18 pmSan Diego
Oct 6
SAN7:10 amSan Diego
20h 05m
2 stops
LIS11:15 amLisbon Humberto Delgado
$750
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 September 15, 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

Wed 10/1

5:00 am-7:06 pm

2 stops22h 06m

San Diego

Tue 10/7

3:59 pm-5:50 pm

2 stops17h 51m

$744

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 10/1

5:00 am-7:06 pm

2 stops22h 06m

San Diego

Tue 10/7

7:10 am-8:00 am

1 stop16h 50m

$748

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Fri 2/20

11:05 am-6:32 pm

1 stop15h 27m

San Diego

Tue 2/24

6:00 pm-2:50 pm

1 stop36h 50m

$754

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Fri 2/20

11:05 am-9:36 pm

2 stops18h 31m

San Diego

Tue 2/24

6:42 am-9:15 am

2 stops18h 33m

$767

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Wed 10/1

6:40 pm-2:50 pm

1 stop28h 10m

San Diego

Tue 10/7

6:20 am-9:05 am

1 stop18h 45m

$771

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Mon 12/22

10:50 am-4:10 pm

2 stops37h 20m

San Diego

Wed 12/31

6:15 am-10:10 am

2 stops19h 55m

$2,849

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Sun 12/21

6:55 pm-4:10 pm

2 stops53h 15m

San Diego

Wed 12/31

6:15 am-10:10 am

2 stops19h 55m

$2,868

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Sun 12/21

10:00 am-11:39 pm

1 stop21h 39m

San Diego

Wed 12/31

10:00 am-5:30 pm

2 stops23h 30m

$3,652

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Sun 12/21

11:15 am-8:53 pm

1 stop17h 38m

San Diego

Wed 12/31

12:34 pm-3:10 pm

2 stops18h 36m

$3,655

LisbonSan Diego

LIS - SAN

LISSAN

Lisbon Humberto Delgado

Sun 12/21

10:00 am-8:54 pm

1 stop18h 54m

San Diego

Wed 12/31

1:25 pm-8:55 am

1 stop35h 30m

$3,754

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 November, then departing from Lisbon during the month December is also very affordable. Most momondo users find prices during this month for around $833.

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 9% 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 September 2025, prices for Lisbon to San Diego flights are approximately 12% more expensive 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 27m 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
British AirwaysPriceFrom $710Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
United AirlinesPriceFrom $746Free CancellationRating
7.4
8,929 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
La Mesa
National City
Poway
Imperial Beach
San Ysidro
Borrego Springs
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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