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$334+ Cheap flights from Fremont, CA to Barcelona

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BCN
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Barcelona are usually found in January or February, booked 49 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from Fremont to Barcelona

Cheapest flights from Fremont to Barcelona
Explore the most affordable flight options available from Fremont to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
mar. 12/307:25 pmSFO - BCN
1 stop18h 35mSWISS
vie. 1/169:55 amBCN - SFO
1 stop15h 35mSWISS
Deal found 12/14$483
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
lun. 12/297:25 pmSFO - BCN
1 stop28h 40mSWISS
vie. 1/169:55 amBCN - SFO
1 stop15h 35mSWISS
Deal found 12/15$485
This Air Canada deal was found by Cheapflights users on 12/16. 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.
mié. 12/318:25 amSFO - BCN
1 stop16h 10mAir Canada
jue. 3/51:35 pmBCN - SFO
1 stop16h 47mAir Canada
Deal found 12/16$496
This United Airlines deal was found by Cheapflights users on 12/16. 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.
mié. 12/318:25 amSFO - BCN
1 stop16h 10mUnited Airlines
mié. 3/41:50 pmBCN - SFO
1 stop15h 20mUnited Airlines
Deal found 12/16$497
This FlightHub deal was found by Cheapflights users on 12/15. 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.
mar. 12/306:50 pmSFO - BCN
2 stops29h 45mMultiple Airlines
vie. 1/1611:55 amBCN - SFO
1 stop16h 40mMultiple Airlines
Deal found 12/15$499
This Delta deal was found by Cheapflights users on 12/16. 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.
mié. 12/313:40 pmSFO - BCN
1 stop16h 25mDelta
lun. 3/21:00 pmBCN - SFO
1 stop31h 50mDelta
Deal found 12/16$500
This CheapOair deal was found by Cheapflights users on 12/16. 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.
lun. 12/297:25 pmSFO - BCN
1 stop28h 40mMultiple Airlines
jue. 1/151:35 pmBCN - SFO
1 stop16h 47mMultiple Airlines
Deal found 12/16$503
This Delta deal was found by Cheapflights users on 12/16. 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.
mié. 12/316:00 amSFO - BCN
2 stops17h 40mDelta
lun. 1/1911:10 amBCN - SFO
1 stop33h 40mDelta
Deal found 12/16$505
This Air Canada deal was found by Cheapflights users on 12/16. 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.
mié. 12/315:00 amSFO - BCN
2 stops19h 35mAir Canada
mar. 3/31:35 pmBCN - SFO
2 stops29h 05mAir Canada
Deal found 12/16$507
This United Airlines deal was found by Cheapflights users on 12/15. 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.
mié. 12/315:00 amSFO - BCN
2 stops19h 35mUnited Airlines
vie. 1/166:50 amBCN - SFO
2 stops23h 03mUnited Airlines
Deal found 12/15$508
This United Airlines deal was found by Cheapflights users on 12/14. 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.
lun. 12/2911:05 pmSFO - BCN
2 stops24h 15mUnited Airlines
vie. 1/1611:00 amBCN - SFO
1 stop17h 55mUnited Airlines
Deal found 12/14$509

Find flight deals from Fremont to Barcelona

Keep the following information in mind while searching for Fremont to Barcelona flight deals. Data was last updated diciembre 16, 2025.

Round-trip from

$478
(oojo)

One-way from

$334
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$871
From Fremont to Barcelona
Search Deals
One-way flight from Fremont to Barcelona
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($209 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont to Barcelona 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 diciembre 16, 2025.
Use the filters below to find and compare flights from Fremont to Barcelona that are best for you.

Fly from

Fremont

Fly to

Barcelona

Route

Depart

Return

Price

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

lun. 2/9

12:43 am-9:00 am

3 stops23h 17m

Barcelona-El Prat

mar. 2/17

1:35 pm-1:22 pm

2 stops32h 47m

$489

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

lun. 1/12

2:05 pm-8:40 am

1 stop33h 35m

Barcelona-El Prat

mar. 1/27

10:15 am-11:56 pm

2 stops22h 41m

$496

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

lun. 1/12

9:30 pm-9:00 am

1 stop26h 30m

Barcelona-El Prat

mar. 1/27

11:00 am-11:00 pm

2 stops21h 00m

$496

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

sáb. 2/28

11:20 pm-8:20 am

1 stop24h 00m

Barcelona-El Prat

mar. 3/17

12:35 pm-9:22 pm

1 stop16h 47m

$497

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 1/28

8:25 am-9:35 am

1 stop16h 10m

Barcelona-El Prat

mié. 2/4

12:50 pm-7:25 pm

1 stop15h 35m

$497

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 12/31

8:25 am-9:35 am

1 stop16h 10m

Barcelona-El Prat

vie. 3/6

6:45 am-4:30 pm

1 stop18h 45m

$499

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 12/31

3:40 pm-5:05 pm

1 stop16h 25m

Barcelona-El Prat

lun. 3/2

1:00 pm-11:50 am

1 stop31h 50m

$500

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mar. 2/17

12:43 am-9:35 am

3 stops23h 52m

Barcelona-El Prat

mié. 3/4

1:50 pm-8:10 pm

1 stop15h 20m

$501

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mar. 1/13

12:10 pm-3:00 pm

2 stops17h 50m

Barcelona-El Prat

lun. 2/2

11:10 am-11:50 am

1 stop33h 40m

$504

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 12/31

6:00 am-8:40 am

2 stops17h 40m

Barcelona-El Prat

mié. 3/4

1:00 pm-11:50 am

1 stop31h 50m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 22 results
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Best time to book a flight from Fremont to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona 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 Barcelona

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

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Barcelona. Price data was last updated on December 12, 2025.

The price you pay for your flight from Fremont to Barcelona may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Fremont to Barcelona (average of $374). Flying from Fremont to Barcelona in June is currently the most expensive (average of $701). 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 BCN?

Find hourly flight availability from Fremont to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 16, 2025.

One of the essential ways to save on airfare from Fremont to Barcelona is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.

What is the cheapest day to fly from Fremont to Barcelona?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Barcelona. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont to Barcelona flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated diciembre 16, 2025.
Read through reviews of airlines operating flights from Fremont to Barcelona, such as United Airlines, Vueling, and Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Vueling
7.1
Good
1,218 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
3,052 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,580 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • How long is the flight from Fremont to Barcelona?

    Airlines like United Airlines and Delta fly from Fremont to Barcelona in about 23h 17m. The time it takes to get you to your destination can typically vary by up to 10h 18m. Fremont and Barcelona are separated by a distance of 5952 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $167. Users have also found prices from $190 and $210 on LEVEL and LEVEL, respectively.

  • What are the most popular routes from Fremont to Barcelona?

    The most popular route from Fremont to Barcelona is San Francisco - Barcelona-El Prat. You may also consider San Francisco - Girona Costa Brava or San Francisco - Reus.

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

    Consider American Airlines (100%), Qatar Airways (100%) or Vueling (100%) when booking your flight. These represent the most reliable airlines when flying from Fremont to Barcelona.

  • What are the cheapest flights from Fremont to Barcelona?

    The cheapest flight price from Fremont to Barcelona is $302. On average you can expect to pay $1,767. The most popular route, (San Francisco - Barcelona-El Prat), can usually be booked for $434.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fremont to Barcelona 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 Barcelona?

    Currently, October is the cheapest month in which you can book a flight from Fremont to Barcelona (average of $374). Flying from Fremont to Barcelona in June is currently the most expensive (average of $701). 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

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Alternative routes for Fremont to Barcelona

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 Barcelona

Discover the top 10 airlines that operate flights from Fremont to Barcelona. 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 diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$323Average$711FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$358Average$476FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$374Average$638FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$404Average$930FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$415Average$544FlexibilityNo cancel feeOn-time77%
FinnairCheapest$418Average$649FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$444Average$684FlexibilityNo cancel feeOn-time81%
VuelingCheapest$447Average$728FlexibilityNo cancel feeOn-time88%
Air FranceCheapest$447Average$786FlexibilityNo cancel feeOn-time77%
SWISSCheapest$458Average$626FlexibilityNo cancel feeOn-time79%

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