Are direct flights from San Diego to Lisbon always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers, which can be appealing. However, connecting flights are often more affordable and can sometimes open up more scheduling possibilities. The 'best' option depends on your priorities for cost versus convenience.

Can flexible travel dates help on San Diego to Lisbon flights?

Yes, being flexible with your travel dates can significantly impact flight prices. Flying on weekdays or during off-peak seasons usually results in lower fares compared to weekends or holidays. Adjusting your departure or return by a few days may lead to considerable savings.

What extra costs should I check before booking San Diego to Lisbon flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes or using certain payment methods. Being aware of these can help you calculate the true total cost.

Flights From San Diego

To Lisbon

Cheap Flights from San Diego to Lisbon

Browse current best options from San Diego. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

San Diego

RatePunk searches hundreds of travel sites at once for deals on flights to Lisbon

Prices updated 2 days ago

457 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)

Today’s best flight deals from San Diego to Lisbon

Explore current cheapest deals departing from San Diego to Lisbon

2026-12-01 – 2026-12-15
SAN - Lisbon
83% AI deal score
$830
$718
Round trip
2026-11-11 – 2026-11-18
SAN - Lisbon
81% AI deal score
$810
$727
Round trip
2026-11-17 – 2026-11-24
SAN - Lisbon
82% AI deal score
$809
$730
Round trip
2027-02-08 – 2027-02-24
SAN - Lisbon
80% AI deal score
$763
$732
Round trip
2026-12-07 – 2026-12-15
SAN - Lisbon
82% AI deal score
$872
$735
Round trip
2026-12-07 – 2026-12-22
SAN - Lisbon
81% AI deal score
$853
$735
Round trip
2026-10-26 – 2026-11-10
SAN - Lisbon
78% AI deal score
$761
$739
Round trip
2026-12-01 – 2026-12-11
SAN - Lisbon
81% AI deal score
$840
$739
Round trip
2026-12-07 – 2026-12-14
SAN - Lisbon
82% AI deal score
$890
$745
Round trip
2026-10-19 – 2026-11-03
SAN - Lisbon
77% AI deal score
$751
$745
Round trip

San Diego to Lisbon: Overview

Insights for flights from San Diego to Lisbon

Flights from San Diego to Lisbon cover a substantial distance of 9,142 km, classifying this as a long-haul route. This means you should expect a significant travel duration, often involving multiple connections to reach your destination. Understanding the typical journey time and fare characteristics can help you plan for this extensive international trip.

When looking for cheap flights from San Diego to Lisbon, fares typically range from $652–$1,233, with a median of $806. Right now, current fares are above the typical level, indicating that prices are higher than the historical median for this route. Only 7% of recent fares were classified as a good price, suggesting that finding a bargain may require flexibility and careful timing.

If you are wondering when is the cheapest time to fly from San Diego to Lisbon, the data indicates that January is typically the most affordable month, with a median fare of $495. Following closely, March also offers competitive pricing, with a median fare of $539. April presents another relatively cheaper option, with a median fare of $670, making these months prime times to consider for your travel.

For flights from San Diego to Lisbon, most itineraries connect at least once, as 0% of recent fares were non-stop. This means you should anticipate layovers on your journey. When connections are involved, the typical number of stopovers is 2, which significantly impacts the overall travel time.

A typical journey from San Diego to Lisbon takes approximately 29h 6m, including connections. This extended duration reflects the long-haul nature of the route and the necessity of at least two stopovers for most itineraries. New deals for this route appear almost daily, so setting up a price alert can be beneficial to catch favorable prices as they emerge.

How much is a round trip from San Diego to Lisbon

Regular price: $669 - $1,404

Prices for flights from San Diego to Lisbon are currently within the regular range.

The regular price range for flights from San Diego to Lisbon is between $669 and $1404. The current lowest deal is $742 with United Airlines, for travel from Nov 2 to Nov 10.

now $742

Low $669

High $1,404

The cheapest time to fly from San Diego to Lisbon

The cheapest month to fly from San Diego to Lisbon is January, with a median price of $495. The most expensive month is December, with a median price of $1523. Prices are generally lower from January to November.

January

Cheapest

Flights from $495

December

Most Expensive

Flights from $1,523

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Lisbon

United Airlines

Lufthansa

Air Canada

British Airways

Last-minute flights going from San Diego to Lisbon

Fri, Sep 11

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

JetBlue Airways

$814

$852

One-way

Thu, Sep 17

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Deutsche Luft Hansa

$825

$1,064

One-way

Mon, Sep 21

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Deutsche Luft Hansa

$795

$1,021

One-way

Tue, Sep 22

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Air Canada, Air Transat

$759

$941

One-way

Tue, Sep 22

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Air Canada, Air Transat

$759

$953

One-way

Sun, Sep 27

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Air Canada, Air Transat

$762

$941

One-way

Biggest price drops on these dates for flights from San Diego to Lisbon

7 nights

Dec 7 - Dec 14

$890 → $745

16%

8 nights

Dec 7 - Dec 15

$872 → $735

16%

14 nights

Dec 30 - Jan 13

$935 → $811

13%

9 nights

Dec 8 - Dec 17

$874 → $752

14%

Popular Airports to fly from San Diego to Lisbon

San Diego - Lisbon route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from San Diego to Lisbon are above the typical level for this route.

📅 Best time to fly

Fly in January for prices around $495

Historically, January, March, and April offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 29h 6m

Flights from San Diego to Lisbon typically involve 2 stopovers, with a median duration of 29h 6m.

✈️ Airlines & availability

Connecting flights only

No direct flights are available on this route; connecting flights are the only option.

🏆 Airline highlight

United Airlines offers many deals

United Airlines has 25 deals, with Lufthansa and Air Canada also offering many options.

🎯 Booking tip

Deals appear frequently

Deals for flights from San Diego to Lisbon appear frequently, so check often.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is a convenient option for flights from San Diego to Lisbon.

📍 ~3 km from San Diego (reachable by car or bus)

💸 Flights from ~$722

McClellan–Palomar (CLD)

McClellan–Palomar provides an alternative departure point for your trip to Lisbon.

📍 ~47 km from San Diego (reachable by car)

💸 Flights from ~$758

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is a convenient arrival point for flights from San Diego to Lisbon.

📍 ~6 km from city center (reachable by car)

💸 Flights from ~$722

Airports nearby Lisbon used as alternative

Porto (OPO)

Cheapest

Porto Airport is a major international hub, useful if flights to Lisbon are unavailable or overpriced.

📍 ~275 km from Lisbon (approximately 3 hours travel time, reachable by high-speed rail and motorway)

💸 Flights from ~$731

Business & First Class Flight Deals to Lisbon

Discover luxury on the budget with premium cabin class on flights from San Diego to Lisbon.

Elite

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 02

Lisbon, Portugal

91% AI deal score

$5,034

$3,541

Save $1,493

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 09

Lisbon, Portugal

91% AI deal score

$5,074

$3,541

Save $1,533

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 08

Lisbon, Portugal

91% AI deal score

$5,074

$3,542

Save $1,532

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 05

Lisbon, Portugal

91% AI deal score

$5,075

$3,545

Save $1,530

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 06

Lisbon, Portugal

91% AI deal score

$5,074

$3,575

Save $1,499

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 02

Lisbon, Portugal

91% AI deal score

$5,197

$3,637

Save $1,560

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 02

Lisbon, Portugal

91% AI deal score

$5,204

$3,643

Save $1,561

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 05

Lisbon, Portugal

91% AI deal score

$5,257

$3,646

Save $1,611

Alaska Airlines, Inc., +1

Business Class

From SAN

Elite

Dec 18

Lisbon, Portugal

91% AI deal score

$5,410

$3,651

Save $1,759

Air Canada

Business Class

Frequently Asked Questions About Flights to Lisbon

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices from various airlines and booking sites can also help uncover better deals. Setting price alerts may notify you when fares drop for your desired route.

Booking in advance often provides more options and potentially lower prices, especially for international routes. However, last-minute deals can sometimes appear, so monitoring fare trends is usually beneficial. There isn't a single 'best' time that guarantees the lowest fare.

Comparing nearby airports at both your origin and destination can sometimes reveal more economical flight options. While it may add to your ground travel time, the potential savings on airfare can be significant. Always factor in the cost and convenience of ground transportation.

Related routes

More routes from San Diego

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Flights to Lisbon from other cities

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San Diego to Lisbon: Overview

Insights for flights from San Diego to Lisbon

How much is a round trip from San Diego to Lisbon

Regular price: $669 - $1,404

Prices for flights from San Diego to Lisbon are currently within the regular range.

The regular price range for flights from San Diego to Lisbon is between $669 and $1404. The current lowest deal is $742 with United Airlines, for travel from Nov 2 to Nov 10.

now $742

Low $669

High $1,404

The cheapest time to fly from San Diego to Lisbon

January

Cheapest

Flights from $495

December

Most Expensive

Flights from $1,523

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Lisbon

United Airlines

Lufthansa

Air Canada

British Airways

Last-minute flights going from San Diego to Lisbon

Fri, Sep 11

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

JetBlue Airways

$814

$852

One-way

Thu, Sep 17

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Deutsche Luft Hansa

$825

$1,064

One-way

Mon, Sep 21

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Deutsche Luft Hansa

$795

$1,021

One-way

Tue, Sep 22

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Air Canada, Air Transat

$759

$941

One-way

Tue, Sep 22

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Air Canada, Air Transat

$759

$953

One-way

Sun, Sep 27

⌛ Last-Minute

SAN - Lisbon

San Diego (SAN) - Lisbon (LIS)

Air Canada, Air Transat

$762

$941

One-way

Biggest price drops on these dates for flights from San Diego to Lisbon

7 nights

Dec 7 - Dec 14

$890 → $745

16%

8 nights

Dec 7 - Dec 15

$872 → $735

16%

14 nights

Dec 30 - Jan 13

$935 → $811

13%

9 nights

Dec 8 - Dec 17

$874 → $752

14%

Popular Airports to fly from San Diego to Lisbon

San Diego - Lisbon route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from San Diego to Lisbon are above the typical level for this route.

📅 Best time to fly

Fly in January for prices around $495

Historically, January, March, and April offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 29h 6m

Flights from San Diego to Lisbon typically involve 2 stopovers, with a median duration of 29h 6m.

✈️ Airlines & availability

Connecting flights only

No direct flights are available on this route; connecting flights are the only option.

🏆 Airline highlight

United Airlines offers many deals

United Airlines has 25 deals, with Lufthansa and Air Canada also offering many options.

🎯 Booking tip

Deals appear frequently

Deals for flights from San Diego to Lisbon appear frequently, so check often.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is a convenient option for flights from San Diego to Lisbon.

📍 ~3 km from San Diego (reachable by car or bus)

💸 Flights from ~$722

McClellan–Palomar (CLD)

McClellan–Palomar provides an alternative departure point for your trip to Lisbon.

📍 ~47 km from San Diego (reachable by car)

💸 Flights from ~$758

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is a convenient arrival point for flights from San Diego to Lisbon.

📍 ~6 km from city center (reachable by car)

💸 Flights from ~$722

Airports nearby Lisbon used as alternative

Porto (OPO)

Cheapest

Porto Airport is a major international hub, useful if flights to Lisbon are unavailable or overpriced.

Lisbon, Portugal

91% AI deal score

$5,410

$3,651

Save $1,759

Air Canada

Business Class

Frequently Asked Questions About Flights to Lisbon

Cheap Flights from San Diego to Lisbon

Today’s best flight deals from San Diego to Lisbon

San Diego to Lisbon: Overview

Insights for flights from San Diego to Lisbon

How much is a round trip from San Diego to Lisbon

The cheapest time to fly from San Diego to Lisbon

Direct flights from San Diego to Lisbon

Last-minute flights going from San Diego to Lisbon

Biggest price drops on these dates for flights from San Diego to Lisbon

Popular Airports to fly from San Diego to Lisbon

San Diego - Lisbon route insights

Recent fares are above the typical level

Fly in January for prices around $495

Connecting flights average 29h 6m

Connecting flights only

United Airlines offers many deals

Deals appear frequently

San Diego main airports to depart from

Lisbon main airports to arrive at

Airports nearby Lisbon used as alternative

Business & First Class Flight Deals to Lisbon

Best Elite deals to Lisbon

Dec 19

Dec 22

Feb 10

Dec 02

Dec 09

Dec 08

Dec 05

Dec 06

Dec 02

Dec 02

Dec 05

Dec 18

Frequently Asked Questions About Flights to Lisbon

How can I find cheap flights from San Diego to Lisbon?

When should I book flights from San Diego to Lisbon?

Should I compare nearby airports for flights from San Diego to Lisbon?

Are direct flights from San Diego to Lisbon always the best option?

Can flexible travel dates help on San Diego to Lisbon flights?

What extra costs should I check before booking San Diego to Lisbon flights?

Related routes

More routes from San Diego

Flights to Lisbon from other cities

San Diego to Lisbon: Overview

Insights for flights from San Diego to Lisbon

How much is a round trip from San Diego to Lisbon

The cheapest time to fly from San Diego to Lisbon

Direct flights from San Diego to Lisbon

Last-minute flights going from San Diego to Lisbon

Biggest price drops on these dates for flights from San Diego to Lisbon

Popular Airports to fly from San Diego to Lisbon

San Diego - Lisbon route insights

Recent fares are above the typical level

Fly in January for prices around $495

Connecting flights average 29h 6m

Connecting flights only

United Airlines offers many deals

Deals appear frequently

San Diego main airports to depart from

Lisbon main airports to arrive at

Airports nearby Lisbon used as alternative

Business & First Class Flight Deals to Lisbon

Best Elite deals to Lisbon

Dec 19

Dec 22

Feb 10

Dec 02

Dec 09

Dec 08

Dec 05

Dec 06

Dec 02

Dec 02

Dec 05

Dec 18

Frequently Asked Questions About Flights to Lisbon

How can I find cheap flights from San Diego to Lisbon?

When should I book flights from San Diego to Lisbon?

Should I compare nearby airports for flights from San Diego to Lisbon?