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Lisbon

$231+ Cheap flights from Fremont, CA to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Lisbon Humberto Delgado are usually found in January or February, booked 13 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Fremont to Lisbon

Cheapest flights from Fremont to Lisbon
Explore the most affordable flight options available from Fremont to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 2/151:30 pm
SFO
-
LIS
1 stop26h 00m
United Airlines
Wed 3/45:00 am
LIS
-
SFO
2 stops27h 15m
United Airlines
Deal found 1/27$503
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/26:45 am
SFO
-
LIS
2 stops17h 25m
United Airlines
Wed 3/45:00 am
LIS
-
SFO
2 stops22h 41m
United Airlines
Deal found 1/27$504
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/236:50 am
SFO
-
LIS
2 stops19h 25m
United Airlines
Tue 3/175:00 am
LIS
-
SFO
2 stops22h 10m
United Airlines
Deal found 1/28$505
This KAYAK deal was found by Cheapflights users on 1/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:40 pm
SFO
-
LIS
1 stop23h 35m
Lufthansa
Thu 4/235:05 am
LIS
-
SFO
1 stop15h 35m
Lufthansa
Deal found 1/27$506
This Delta deal was found by Cheapflights users on 1/27. 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 2/2510:20 am
SFO
-
LIS
2 stops20h 50m
Delta
Tue 3/315:00 am
LIS
-
SFO
2 stops19h 04m
Delta
Deal found 1/27$507
This KAYAK deal was found by Cheapflights users on 1/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:15 pm
SFO
-
LIS
2 stops25h 15m
Lufthansa
Tue 3/315:05 am
LIS
-
SFO
2 stops27h 14m
Lufthansa
Deal found 1/27$508
This Air France deal was found by Cheapflights users on 1/27. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
SFO
-
LIS
1 stop17h 40m
Air France
Tue 3/105:30 am
LIS
-
SFO
2 stops17h 33m
Air France
Deal found 1/27$509
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Tue 10/201:30 pm
SFO
-
LIS
2 stops35h 50m
Air Canada
Thu 10/295:00 am
LIS
-
SFO
2 stops23h 31m
Air Canada
Deal found 1/26$510
This Delta deal was found by Cheapflights users on 1/28. 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 4/2111:00 am
SFO
-
LIS
2 stops19h 35m
Delta
Tue 4/285:00 am
LIS
-
SFO
2 stops18h 21m
Delta
Deal found 1/28$511
This Delta deal was found by Cheapflights users on 1/26. 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 4/135:40 am
SFO
-
LIS
2 stops25h 15m
Delta
Tue 4/219:50 am
LIS
-
SFO
2 stops21h 30m
Delta
Deal found 1/26$512
This Delta deal was found by Cheapflights users on 1/27. 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 4/138:50 am
SFO
-
LIS
2 stops25h 00m
Delta
Thu 4/235:35 am
LIS
-
SFO
2 stops18h 24m
Delta
Deal found 1/27$513
This FlightHub deal was found by Cheapflights users on 1/25. 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.
Thu 4/169:05 pm
SFO
-
LIS
1 stop17h 40m
Lufthansa
Tue 4/215:05 am
LIS
-
SFO
1 stop15h 35m
Lufthansa
Deal found 1/25$514

Find flight deals from Fremont to Lisbon

Keep the following information in mind while searching for Fremont to Lisbon flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$503
(United Airlines)

One-way from

$231
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$643
Provider with most accurate pricing for San Francisco-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Lisbon Humberto Delgado flights.
Search Deals
From Fremont to Lisbon Humberto Delgado
Search Deals
One-way flight from Fremont to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont 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 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Fremont to Lisbon that are best for you.

Fly from

Fremont

Fly to

Lisbon

Route

Depart

Return

Price

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 2/24

11:02 am-3:10 pm

2 stops20h 08m

Lisbon Humberto Delgado

Thu 3/19

5:00 am-8:25 pm

2 stops22h 25m

$507

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 4/12

9:05 pm-10:45 pm

1 stop17h 40m

Lisbon Humberto Delgado

Mon 4/20

7:25 am-12:40 pm

1 stop37h 15m

$514

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 4/15

4:35 pm-5:55 pm

1 stop17h 20m

Lisbon Humberto Delgado

Tue 4/21

6:45 pm-1:50 pm

1 stop27h 05m

$514

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 3/2

9:10 am-9:00 am

1 stop15h 50m

Lisbon Humberto Delgado

Sun 3/8

11:25 am-12:50 pm

1 stop32h 25m

$515

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 4/16

9:05 pm-10:45 pm

1 stop17h 40m

Lisbon Humberto Delgado

Thu 4/23

5:05 am-12:40 pm

1 stop15h 35m

$515

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 3/4

6:00 am-8:40 am

2 stops18h 40m

Lisbon Humberto Delgado

Mon 3/9

12:20 pm-2:25 pm

1 stop33h 05m

$515

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 2/23

9:10 am-9:00 am

1 stop15h 50m

Lisbon Humberto Delgado

Sun 3/8

11:25 am-12:50 pm

1 stop32h 25m

$515

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 3/2

7:10 am-8:00 am

1 stop16h 50m

Lisbon Humberto Delgado

Sun 3/8

11:25 am-12:50 pm

1 stop32h 25m

$515

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 5/5

9:05 pm-10:45 pm

1 stop17h 40m

Lisbon Humberto Delgado

Fri 5/22

5:05 am-6:37 pm

2 stops21h 32m

$528

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 2/25

1:15 pm-5:30 pm

2 stops20h 15m

Lisbon Humberto Delgado

Mon 3/2

5:00 am-6:36 pm

2 stops21h 36m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Fremont to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Fremont with our price prediction graph.
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 Fremont to Lisbon

How far ahead should I book a flight from Fremont to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Lisbon. Price data was last updated on January 23, 2026.

The best time to book flights from Fremont to Lisbon is 13 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Fremont to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Fremont to Lisbon (average of $469). Flying from Fremont to Lisbon in June is currently the most expensive (average of $761). 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.

What is the cheapest time of day to fly from FR8 to LIS?

Find hourly flight availability from Fremont to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 28, 2026.

When flying from Fremont to Lisbon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 January 28, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and Air Canada from Fremont 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.
Delta
7.9
Good
8,120 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,120 reviews
Delta
7.9
Good
8,120 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,206 reviews
Delta
7.9
Good
8,120 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
10,660 reviews
Delta
7.9
Good
8,120 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
TAP AIR PORTUGAL
7.1
Good
2,130 reviews
Delta
7.9
Good
8,120 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,702 reviews
Delta
7.9
Good
8,120 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Fremont to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lisbon from Fremont?

    Located just 4.2 mi from the city center, Lisbon Humberto Delgado is the airport most travelers will use when flying to Lisbon from Fremont. Booking flights from Fremont to Humberto Delgado (LIS) should be relatively easy as there are 0 daily inbound flights from Fremont from 16 different airlines.

  • How popular is this Fremont to Lisbon flight route?

    Within the past month, 33 users have taken a look at flights from Fremont to Lisbon Humberto Delgado.

  • How long is the flight from Fremont to Lisbon?

    Departing from Fremont to Lisbon will take you 17h 20m. The distance between Fremont and Lisbon is about 5664 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Fremont to Lisbon one-way?

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $245. Users have also found prices from $256 and $256 on Iberia and American Airlines, respectively.

  • What are the most reliable airlines from Fremont to Lisbon?

    Before booking your flight to Lisbon from Fremont, check out the most reliable airlines to get you to your destination on time: Etihad Airways (77%), JetBlue (77%), TAP AIR PORTUGAL( 77%).

  • What are the cheapest flights from Fremont to Lisbon?

    The cheapest flight price from Fremont to Lisbon is $318. On average you can expect to pay $1,938. The most popular route, (San Francisco - Lisbon Humberto Delgado), can usually be booked for $443.

  • Can I find deals for flights from Fremont to Lisbon that include hotel bookings?

    Yes. In addition to deals on Fremont to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fremont to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fremont to Lisbon.

  • Can I find deals for business class flights from Fremont to Lisbon?

    Yes. Cheapflights offers flight deals from Fremont to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Fremont to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Fremont to Lisbon (average of $469). Flying from Fremont to Lisbon in June is currently the most expensive (average of $761). 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.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Oeiras
Ericeira
Beja
Costa da Caparica
Torres Vedras
Nazaré
Sesimbra
Colares

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Alternative routes for Fremont to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Fremont to Lisbon

Discover the top 10 airlines that operate flights from Fremont 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 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$291Average$718FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$309Average$856FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$409Average$565FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$473Average$721FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$488Average$746FlexibilityNo cancel feeOn-time76%
KLMCheapest$489Average$614FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$510Average$742FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$511Average$825FlexibilityNo cancel feeOn-time69%
DeltaCheapest$524Average$853FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$532Average$834FlexibilityNo cancel feeOn-time88%

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