$348+ Cheap flights from San Diego (SAN) to Lisbon (LIS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LIS
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Lisbon with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Diego to Lisbon
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Best
Last-minute
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Cheapest flights from San Diego to LisbonExplore the most affordable flight options available from San Diego to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from San Diego to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This Gotogate deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:55 pm -
2 stops59h 00m
Tue 11/106:05 am -
1 stop17h 40m
Deal found 8/31![Multiple Airlines logo]()
$727
This AirNGo deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:30 pm -
2 stops26h 50m
Tue 11/36:05 am -
1 stop17h 40m
Deal found 8/30![Multiple Airlines logo]()
$733
This Gotogate deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:35 pm -
1 stop21h 55m
Tue 11/106:05 am -
1 stop17h 40m
Deal found 8/31![Lufthansa logo]()
$735
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:32 am -
1 stop16h 28m
Tue 12/225:00 am -
1 stop15h 10m
Deal found 8/31![Delta logo]()
$737
This KLM deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:20 am -
1 stop16h 40m
Tue 11/35:00 am -
1 stop15h 10m
Deal found 8/30![KLM logo]()
$739
This Gotogate deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/712:55 pm -
2 stops58h 00m
Tue 12/2211:20 am -
2 stops33h 44m
Deal found 8/31![Air Canada logo]()
$741
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:32 am -
1 stop16h 28m
Thu 12/35:00 am -
1 stop15h 10m
Deal found 8/30![Delta logo]()
$746
This CheapOair deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:35 pm -
1 stop21h 55m
Wed 11/185:00 am -
2 stops19h 25m
Deal found 8/30![Multiple Airlines logo]()
$747
This Air Canada deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:45 am -
2 stops16h 10m
Thu 12/35:00 am -
2 stops40h 04m
Deal found 8/30![Air Canada logo]()
$748
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:30 pm -
2 stops25h 30m
Wed 12/211:30 am -
1 stop32h 40m
Deal found 8/30![Delta logo]()
$751
Best flights from San Diego to LisbonDiscover carefully curated flight deals from San Diego to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from San Diego to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 am -
2 stops20h 50m
Thu 10/225:00 am -
1 stop14h 50m
Deal found 8/31![Delta logo]()
$878
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:15 pm -
1 stop21h 30m
Tue 10/136:15 am -
1 stop17h 10m
Deal found 8/30![United Airlines logo]()
$902
This KLM deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:40 pm -
1 stop16h 55m
Fri 10/25:00 am -
2 stops20h 59m
Deal found 9/2![KLM logo]()
$1,081
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:30 am -
2 stops23h 25m
Wed 10/1411:55 am -
1 stop31h 55m
Deal found 8/30![Delta logo]()
$904
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:15 pm -
1 stop21h 30m
Sun 10/186:15 am -
1 stop17h 10m
Deal found 8/30![United Airlines logo]()
$962
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am -
2 stops20h 15m
Thu 10/85:00 am -
1 stop14h 50m
Deal found 9/3![Delta logo]()
$963
This KLM deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:20 pm -
2 stops19h 25m
Fri 10/210:00 am -
1 stop21h 34m
Deal found 8/31![KLM logo]()
$1,166
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:41 pm -
3 stops29h 39m
Wed 10/75:05 am -
2 stops23h 03m
Deal found 9/2![United Airlines logo]()
$1,142
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:46 am -
2 stops21h 09m
Fri 9/255:00 am -
2 stops23h 28m
Deal found 9/1![Delta logo]()
$1,081
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:40 pm -
1 stop16h 55m
Fri 10/25:35 am -
2 stops22h 53m
Deal found 8/31![Delta logo]()
$1,089
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:15 pm -
2 stops20h 35m
Wed 9/305:35 am -
2 stops25h 59m
Deal found 8/30![Delta logo]()
$1,091
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:30 am -
2 stops19h 25m
Tue 9/155:00 am -
2 stops18h 01m
Deal found 9/3![Delta logo]()
$1,168
Last-minute flights from San Diego to LisbonDiscover last-minute flight deals from San Diego to Lisbon. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Lisbon. Data last updated September 4, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:28 pm -
2 stops20h 17m
Wed 10/216:15 am -
1 stop17h 10m
Deal found 8/31![Lufthansa logo]()
$823
This AirNGo deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:30 pm -
2 stops26h 50m
Tue 11/36:05 am -
1 stop17h 40m
Deal found 8/30![Multiple Airlines logo]()
$733
This KLM deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:20 am -
1 stop16h 40m
Tue 11/35:00 am -
1 stop15h 10m
Deal found 8/30![KLM logo]()
$739
This Gotogate deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:15 pm -
1 stop21h 30m
Wed 10/286:00 am -
1 stop17h 45m
Deal found 8/31![Lufthansa logo]()
$817
This Booking.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:15 pm -
1 stop21h 30m
Wed 10/286:00 am -
1 stop17h 45m
Deal found 8/31![Lufthansa logo]()
$819
This Gotogate deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:55 pm -
2 stops59h 00m
Tue 11/106:05 am -
1 stop17h 40m
Deal found 8/31![Multiple Airlines logo]()
$727
This Gotogate deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:35 pm -
1 stop21h 55m
Tue 11/106:05 am -
1 stop17h 40m
Deal found 8/31![Lufthansa logo]()
$735
This British Airways deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 pm -
1 stop34h 05m
Mon 11/26:35 pm -
1 stop29h 35m
Deal found 8/30![British Airways logo]()
$785
This KLM deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:20 pm -
1 stop16h 20m
Mon 11/25:30 am -
2 stops20h 25m
Deal found 8/30![Multiple Airlines logo]()
$818
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:38 pm -
2 stops19h 32m
Mon 11/211:15 am -
1 stop17h 13m
Deal found 8/30![Delta logo]()
$821
One-way flights from San Diego to LisbonSearch for one-way flight options from San Diego to Lisbon. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from San Diego to Lisbon. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:30 pm -
2 stops23h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![WestJet logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:01 pm -
3 stops47h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:34 pm -
3 stops52h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Fri 10/26:54 pm -
3 stops43h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:54 pm -
3 stops42h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:30 pm -
3 stops47h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:30 pm -
2 stops46h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![WestJet logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:01 pm -
3 stops23h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$393
Find flight deals from San Diego to Lisbon
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $727 (Gotogate) |
One-way from | $348 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $953 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Lisbon 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, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
Use the filters below to find and compare flights from San Diego to Lisbon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 10/5
6:54 pm-9:45 pm
3 stops42h 51m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$362
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Sat 11/7
9:45 pm-10:05 am
1 stop28h 20m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$478
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Thu 10/29
5:15 pm-9:20 am
2 stops33h 05m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$512
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Thu 10/29
12:37 pm-9:20 am
3 stops37h 43m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$536
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Tue 9/8
10:47 pm-10:45 am
2 stops27h 58m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$622
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 9/21
9:30 pm-10:15 am
1 stop28h 45m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$666
Quickest round-trip
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Sun 9/20
4:45 pm-4:25 pm
1 stop15h 40m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$679
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Sun 9/27
7:40 pm-11:05 pm
1 stop19h 25m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$679
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Thu 10/15
6:25 am-11:15 am
2 stops20h 50m
Lisbon Humberto Delgado
Thu 10/22
5:00 am-11:50 am
1 stop14h 50m
$878
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Tue 10/6
5:15 pm-10:45 pm
1 stop21h 30m
Lisbon Humberto Delgado
Tue 10/13
6:15 am-3:25 pm
1 stop17h 10m
$902
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from San Diego to Lisbon
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Lisbon in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Diego-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Lisbon flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Lisbon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Lisbon
Have a flexible travel schedule? Discover the best time to fly to Lisbon from San Diego with our price prediction graph.
SAN-LIS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Lisbon
How far ahead should I book a flight from San Diego to Lisbon?
To ensure you get the cheapest price possible for a flight from San Diego to Lisbon, you should look to book at least 16 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Diego to Lisbon?
Currently, February is the cheapest month in which you can book a flight from San Diego to Lisbon (average of $598). Flying from San Diego to Lisbon in August is currently the most expensive (average of $1,117). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Diego to Lisbon?
Airfare is below average for this route at the moment.
San Diego to Lisbon flights typically cost between $803 and $1,118 in October.The cheapest round-trip price found within the last 5 days was $727 on Multiple Airlines (Oct 26-Nov 10).
Reviews of airlines servicing Lisbon
Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated September 4, 2026.
Get a feel of what it's like to fly with KLM,Delta, andUnited Airlines from San Diego to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Entertainment
7.2
Boarding
7.8
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Entertainment
7.2
Boarding
7.8
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Entertainment
7.2
Boarding
7.8
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Entertainment
7.2
Boarding
7.8
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Entertainment
7.2
Boarding
7.8
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Food
7.3
Crew
8.4
Overall
7.8
Comfort
7.7
Entertainment
7.2
Boarding
7.8
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Related info for your journey
Find useful and relevant information for your journey from San Diego to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsFátima
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Top 6 airlines flying from San Diego to Lisbon
Discover the top 6 airlines that operate flights from San Diego to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$491 | Average$958 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$505 | Average$925 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$505 | Average$987 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$520 | Average$801 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$520 | Average$707 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$552 | Average$852 | FlexibilityNo cancel fee | On-timeN/A |