Cheap flights from San Diego to Lisbon from $317
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Lisbon departing on 1/11. 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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Fly from
Fly to
Route
Depart
Return
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Tue 10/27
6:15 am-8:00 am
2 stops18h 45m
Lisbon Humberto Delgado
Wed 11/4
10:00 am-10:43 pm
2 stops20h 43m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Tue 10/27
6:15 am-8:00 am
2 stops18h 45m
Lisbon Humberto Delgado
Wed 11/4
10:00 am-8:35 pm
1 stop18h 35m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Wed 3/3
5:35 pm-11:30 pm
1 stop21h 55m
Lisbon Humberto Delgado
Tue 4/13
6:15 am-3:25 pm
1 stop17h 10m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 3/1
5:35 pm-11:30 pm
1 stop21h 55m
Lisbon Humberto Delgado
Fri 3/12
6:00 am-3:45 pm
1 stop17h 45m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Sun 2/21
6:00 pm-5:45 pm
1 stop15h 45m
Lisbon Humberto Delgado
Thu 2/25
10:55 am-7:05 pm
1 stop16h 10m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Wed 1/20
7:00 am-8:00 am
1 stop17h 00m
Lisbon Humberto Delgado
Mon 1/25
11:30 am-12:10 pm
1 stop32h 40m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Tue 1/19
7:00 am-8:00 am
1 stop17h 00m
Lisbon Humberto Delgado
Tue 1/26
5:00 am-12:10 pm
1 stop15h 10m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 1/18
7:00 am-8:00 am
1 stop17h 00m
Lisbon Humberto Delgado
Thu 1/28
5:00 am-12:10 pm
1 stop15h 10m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 1/11
6:00 pm-9:55 pm
1 stop19h 55m
Lisbon Humberto Delgado
Mon 1/25
6:35 pm-4:10 pm
1 stop29h 35m
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 11/9
7:32 am-8:00 am
1 stop16h 28m
Lisbon Humberto Delgado
Tue 11/24
5:00 am-12:10 pm
1 stop15h 10m
See travel insights to Lisbon from
How to get the cheapest flight ticket from San Diego to Lisbon
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 San Diego and Lisbon?
Prices are currently low for flights on this route.
Typical prices usually range from $774 to $995.The lowest price recently found on this route was $605.
What is the cheapest month to fly to Lisbon?
In general, February is the cheapest month to fly from San Diego to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $597. If you are unable to visit Lisbon during the month of February, then departing from San Diego during the month January is also very affordable. Most momondo users find prices during this month for around $603.
How far in advance should I book a flight from San Diego to Lisbon?
You are more likely to see cheaper flights to Lisbon from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $874 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from San Diego for as low as $678 on momondo.
Can stopping save me money on San Diego to Lisbon flights?
You could potentially save up to 1% on your flight if you consider stops on a San Diego to Lisbon flight.
How have San Diego to Lisbon flight prices changed over time?
As of October 2026, prices for San Diego to Lisbon flights are approximately 29% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from San Diego to Lisbon Humberto Delgado?
United Airlines and Aer Lingus are the most popular carriers operating from San Diego to Lisbon Humberto Delgado
What airlines fly to Lisbon?
British Airways, United Airlines and Delta are the top three most popular airlines that fly to Lisbon from San Diego according to our data. British Airways is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 6 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between San Diego and Lisbon?
London (LHR) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from San Diego to Lisbon?
Flights via Newark (EWR) offer the lowest average round-trip price of $563.
Which layover airport has the shortest travel time from San Diego to Lisbon?
Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 13h 33m.
Which layover airport has the shortest connection time from San Diego to Lisbon?
Washington, D.C. (IAD) has the shortest average layover time for this route: 2h 01m.
When to book flights from San Diego to Lisbon
Cheap San Diego to Lisbon (SAN to LIS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Diego to Lisbon
Frequently asked questions about flying from San Diego to Lisbon
How far is San Diego to Lisbon Humberto Delgado by plane?
Lisbon Humberto Delgado is 5678.6 mi away from San Diego. Typically, this will take 15h 45m by plane in normal conditions.
When did momondo last update prices for flights from San Diego Airport to Lisbon Humberto Delgado Airport?
Prices for flights from San Diego Airport to Lisbon Humberto Delgado Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Lisbon Humberto Delgado Airport?
As of October 2026, there are 6 operators available to choose from for flights from San Diego Airport to Lisbon Humberto Delgado Airport.
How old do you have to be to fly from San Diego Airport to Lisbon Humberto Delgado 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 San Diego Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Diego to Lisbon?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Diego to Lisbon is British Airways (48% of total bookings). The next most popular airlines are United Airlines (26%), Delta (11%), and KLM (7%).
Best airlines flying from San Diego to Lisbon
Compare and see reviews for airlines that fly from San Diego to Lisbon with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $487 | Free Cancellation | Rating 7.4 10,324 reviews | |||
| PriceFrom $491 | Free Cancellation | Rating 7.8 1,580 reviews | |||
| PriceFrom $491 | Free Cancellation | Rating 6.8 8,271 reviews | |||
| PriceFrom $505 | Free Cancellation | Rating 7.0 12,147 reviews | |||
| PriceFrom $508 | Free Cancellation | Rating 6.7 8,256 reviews | |||
| PriceFrom $552 | Free Cancellation | Rating 7.8 8,647 reviews |
Traveling to a place near Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Diego to Lisbon?
It is quick and easy to find San Diego to Lisbon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Lisbon that suits you.
Can I find flights from San Diego to Lisbon with flexible booking policies on momondo?
momondo does allow users to show only those flights to Lisbon from San Diego which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Diego to Lisbon?
momondo helps you find the best flight between San Diego and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Diego to Lisbon right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Diego to Lisbon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.