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Cheap Flights from San Diego International to Lisbon

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Compare San Diego International to Lisbon flight deals

Find the cheapest month or even day of the year to fly to Lisbon

Book the best Lisbon fare with no extra fees

Flight deals from San Diego International to Lisbon

Looking for a cheap last-minute deal or the best return flight from San Diego International to Lisbon? Find the lowest prices on one-way and return tickets right here.
Lisbon.$1,107 per passenger.Departing Wed, 5 Nov, returning Wed, 12 Nov.Return flight with British Airways and Iberia.Outbound indirect flight with British Airways, departs from San Diego International on Wed, 5 Nov, arriving in Lisbon.Inbound indirect flight with Iberia, departs from Lisbon on Wed, 12 Nov, arriving in San Diego International.Price includes taxes and charges.From $1,107, select.
Lisbon.$1,187 per passenger.Departing Wed, 31 Dec, returning Sat, 10 Jan.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Wed, 31 Dec, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Sat, 10 Jan, arriving in San Diego International.Price includes taxes and charges.From $1,187, select.
Lisbon.$1,211 per passenger.Departing Wed, 2 Apr, returning Tue, 8 Apr.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Wed, 2 Apr, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Tue, 8 Apr, arriving in San Diego International.Price includes taxes and charges.From $1,211, select.
Lisbon.$1,244 per passenger.Departing Tue, 21 Oct, returning Tue, 28 Oct.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Tue, 21 Oct, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Tue, 28 Oct, arriving in San Diego International.Price includes taxes and charges.From $1,244, select.
Lisbon.$1,284 per passenger.Departing Fri, 28 Mar, returning Fri, 4 Apr.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Fri, 28 Mar, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Fri, 4 Apr, arriving in San Diego International.Price includes taxes and charges.From $1,284, select.
Lisbon.$1,371 per passenger.Departing Thu, 30 Oct, returning Thu, 6 Nov.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Thu, 30 Oct, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Thu, 6 Nov, arriving in San Diego International.Price includes taxes and charges.From $1,371, select.
Lisbon.$1,380 per passenger.Departing Tue, 30 Sep, returning Tue, 7 Oct.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Tue, 30 Sep, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Tue, 7 Oct, arriving in San Diego International.Price includes taxes and charges.From $1,380, select.
Lisbon.$1,384 per passenger.Departing Tue, 12 Aug, returning Tue, 19 Aug.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Tue, 12 Aug, arriving in Lisbon.Inbound indirect flight with United, departs from Lisbon on Tue, 19 Aug, arriving in San Diego International.Price includes taxes and charges.From $1,384, select.

Find the cheapest month to fly from San Diego International to Lisbon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to Lisbon flights are currently cheapest in November.
Mar
Find prices
Apr
from $1,211
May
from $1,506
Jun
from $1,922
Jul
from $1,650
Aug
from $1,384
Sep
from $1,599
Oct
from $1,244
Nov
from $1,107
Dec
from $1,452
Jan
Find prices
Feb
Find prices

San Diego International to Lisbon: Alternative routes

Compare routes from San Diego International to Lisbon below. You may find an airport to fly into that's cheaper, faster, or easier than Lisbon.

San Diego to Lisbon: Flight information

The things to know before you go.
Cheapest flight found$1,107
Cheapest month to flyNovember

Finding cheap flights from San Diego International to Lisbon: Frequently asked questions

The best price we found for a return flight from San Diego International to Lisbon is $1,107. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Diego International to Lisbon. But we found flights with one or more stops from $1,107.
As of March 2025, there are no flights flying from San Diego International to Lisbon.
The cheapest month to fly from San Diego International to Lisbon is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Lisbon Airport on Wednesday, 5 November 2025.
No airlines currently offer direct flights between San Diego International Airport and Lisbon Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lisbon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lisbon is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, British Airways offers the cheapest flight tickets to Lisbon.

Flying from San Diego International Airport (SAN) to Lisbon Portela Airport (LIS): what you need to know

  • During popular months like July, you'll want to get to the airport earlier than usual. Plan to arrive two hours before domestic departures and four hours ahead of an international flight whenever you're flying during a peak period in general.

  • If you'd like a stopover for your flight from San Diego International Airport to Lisbon Portela Airport, just uncheck 'Direct flights only' and check out your options. Here are the popular stopovers between SAN and LIS:

    • Logan International Airport

    • Washington Dulles International Airport

    • Newark Liberty International Airport

How to find the cheapest flights from San Diego International Airport (SAN) to Lisbon Portela Airport (LIS)

  • $847 is the best price for a one-way ticket from San Diego International Airport to Lisbon Portela Airport. Return flights start from $1,107. These fares may change depending on demand and availability.

  • Don't leave everything to the last minute. You're more likely to get flight tickets from SAN to LIS if you book in advance. Airlines often offer some excellent early bird discounts.

  • Finding flight tickets from San Diego International Airport to Lisbon Portela Airport is easy if you're flexible with your trip dates. Try using the 'Whole month' function to see the lowest prices across the month and bag a great deal.

  • Sign into your online account or use the app to create a Price Alert. You'll be notified straight away if there's a better deal on this route. It's easy to do, and it'll save you time looking for flight tickets from SAN to LIS every day.

  • Use filters to tailor your flights from San Diego International Airport to Lisbon Portela Airport. Simply enter your preferred arrival and departure times, airlines and number of stops. Alternatively, sort your results by 'Cheapest' to find the best deals.

Handy information about San Diego International Airport (SAN)

  • Located around 5 kilometres from central San Diego, San Diego International Airport can be reached in about 9 minutes by car (depending on traffic). The ride on public transport takes roughly 20 minutes.

  • Want a leisurely start to your trip? Stay near SAN. Whether you're boarding an early flight from San Diego International Airport to Lisbon Portela Airport or just don't want to be rushed, these stays are ideal:

Arriving at Lisbon Portela Airport (LIS)

Getting from Lisbon Portela Airport (LIS) to central Lisbon

  • From Lisbon Portela Airport, Lisbon is approximately 10 kilometres away. It takes around 22 minutes to reach the centre driving.

  • It typically takes 59 minutes if you're travelling by public transport.

When to fly to Lisbon Portela Airport (LIS)

  • June is the most popular month for flights from San Diego International Airport to Lisbon Portela Airport. To steer clear of the crowds, visit Lisbon in February.

  • Lock in your flight from San Diego International Airport to Lisbon Portela Airport for August if you'd like to explore Lisbon during its warmest month. You can expect temperatures of between 16 ºC and 29 ºC.

  • If you want cooler conditions, look for a cheap ticket from SAN to LIS in January. Temperatures average between 8 ºC and 16 ºC then.

More about Lisbon

Complete your Lisbon trip with hotels and a car rental

  • Once you've secured your cheap ticket to Lisbon Portela Airport, discover our low prices and exclusive offers on hotels. You can also compare a range of car rental companies in one place to find the best car rental price for your Lisbon escape.

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Plan the rest of your trip from San Diego to Lisbon

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.