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Cheap Flights from San Diego International to Lisbon

Compare San Diego International to Lisbon flight deals

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

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Flight deals from San Diego International Airport to Lisbon Airport

Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Lisbon Airport? If you want to travel next month, return fares start from Rs140,693. Find the lowest prices on one-way and return tickets right here.
Lisbon.Rs81,282 per passenger.Departing Thu, 7 May.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Thu, 7 May, arriving in Lisbon.Price includes taxes and charges.From Rs81,282, select.
Lisbon.Rs87,289 per passenger.Departing Sun, 9 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Sun, 9 Aug, arriving in Lisbon.Price includes taxes and charges.From Rs87,289, select.
Lisbon.Rs91,897 per passenger.Departing Sat, 14 Nov.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Sat, 14 Nov, arriving in Lisbon.Price includes taxes and charges.From Rs91,897, select.
Lisbon.Rs93,754 per passenger.Departing Tue, 21 Apr.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Tue, 21 Apr, arriving in Lisbon.Price includes taxes and charges.From Rs93,754, select.
Lisbon.Rs96,209 per passenger.Departing Tue, 15 Dec.One-way flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from San Diego International on Tue, 15 Dec, arriving in Lisbon.Price includes taxes and charges.From Rs96,209, select.
Lisbon.Rs98,319 per passenger.Departing Fri, 10 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Fri, 10 Jul, arriving in Lisbon.Price includes taxes and charges.From Rs98,319, select.
Lisbon.Rs100,313 per passenger.Departing Sat, 17 Oct.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Sat, 17 Oct, arriving in Lisbon.Price includes taxes and charges.From Rs100,313, select.
Lisbon.Rs100,790 per passenger.Departing Wed, 23 Sep.One-way flight with Air France.Outbound indirect flight with Air France, departs from San Diego International on Wed, 23 Sep, arriving in Lisbon.Price includes taxes and charges.From Rs100,790, select.
Lisbon.Rs101,699 per passenger.Departing Wed, 10 Jun.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 10 Jun, arriving in Lisbon.Price includes taxes and charges.From Rs101,699, select.
Lisbon.Rs117,314 per passenger.Departing Mon, 23 Mar.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Mon, 23 Mar, arriving in Lisbon.Price includes taxes and charges.From Rs117,314, 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 May.
Mar
from Rs117,314
Apr
from Rs93,754
May
from Rs81,282
Jun
from Rs101,699
Jul
from Rs98,319
Aug
from Rs87,289
Sep
from Rs100,790
Oct
from Rs100,313
Nov
from Rs91,897
Dec
from Rs96,209
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.

Lisbon

8km from central Lisbon
ClosestCheapest
from Rs81,150
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Cascais Municipal Aerodrome

19km from central Lisbon
Search flights

San Diego to Lisbon: Flight information

The things to know before you go.
Cheapest flight foundRs81,282
Cheapest month to flyMay

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 Rs140,693. 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 Rs140,464.
As of March 2026, there are no flights flying from San Diego International to Lisbon.
The cheapest month to fly from San Diego International to Lisbon is usually April.
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 Tuesday, 21 April 2026.
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, KLM offers the cheapest flight tickets to Lisbon.

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

  • Lisbon is seven hours ahead of San Diego and is in the UTC+0 timezone.

  • Your SAN to LIS flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You'll likely experience bigger queues during popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a wise move.

  • We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from San Diego International Airport to Lisbon Portela Airport, deselect 'Direct flights only.' Then, pick a flight that has a stop long enough to visit your chosen city. Some great stopovers between SAN and LIS include:

    • 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)

  • The cheapest price we've found for a one-way San Diego International Airport to Lisbon Portela Airport flight is Rs81,282. A return plane ticket is currently Rs140,693. Depending on the availability and when you book, these fares can change.

  • To find cheap tickets from SAN to LIS, book in advance. Airlines tend to offer lower fares when flights are first released.

  • The 'Whole month' search function shows you the cheapest flights from San Diego International Airport to Lisbon Portela Airport throughout the month. It's a good way to find a bargain if your travel dates are flexible.

  • You don't need to check every day to find out if fares have gone down when you set up a Price Alert. We'll update you as soon as there's a change in price on cheap flights from SAN to LIS.

  • Choose your ideal departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from San Diego International Airport to Lisbon Portela Airport.

Handy information about San Diego International Airport (SAN)

  • You'll find SAN at Airport Drive.

  • 71.38% of flights that take off from San Diego International Airport make it to their destination on time.

  • To reach San Diego International Airport from central San Diego, it'll take about 10 minutes if you're travelling by car. Of course, this depends on traffic conditions. It's approximately 5 kilometres from the airport to the city centre.

  • The trip on public transport will take about 20 minutes.

  • Get your break off to a relaxed start by staying near SAN. Whether you're taking an early flight from San Diego International Airport to Lisbon Portela Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Lisbon Portela Airport (LIS)

  • The last thing you need is a lengthy trip to your hotel if you're getting in late on a San Diego International Airport to Lisbon Portela Airport flight. Book one of these accommodation options near LIS instead:

  • Grab a Lisbon Portela Airport rental car and discover Lisbon and beyond with your own set of wheels. Klass Wagen, Goldcar and OK Mobility are top providers you can book with here.

  • For the lowest price, reserve your vehicle from Lisbon Portela Airport about two weeks before your trip.

Getting from Lisbon Portela Airport (LIS) to central Lisbon

  • Lisbon Portela Airport to central Lisbon has a drive time of about 20 minutes. It's approximately 10 kilometres away.

  • It takes roughly 1 hour if you're using public transport.

When to fly to Lisbon Portela Airport (LIS)

  • It's time to plan your dates for your flight from San Diego International Airport to Lisbon Portela Airport. June is the most popular month to head to Lisbon. If you're after a more low-key vibe, go in January.

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

  • January sees average temperatures of between 8ºC and 16ºC. Look for cheap tickets from SAN to LIS sometime around then if you like cooler conditions.

Explore more of Portugal

  • You've visited Lisbon, now it's time to discover other corners of Portugal. Journey around 274 kilometres north to Porto to tick off its top sights. From Livraria Lello to Ribeira District and The Douro River, there's plenty to keep you on the go.

  • Around 8 kilometres north-west of Lisbon, Amadora is another essential stop in Portugal. No visit is complete without checking out Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.

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.