HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$411+ Cheap flights from Bologna (BLQ) to San Francisco (SFO)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
BLQ — SFO
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Bologna to San Francisco 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 Bologna to San Francisco

Cheapest flights from Bologna to San Francisco
Explore the most affordable flight options available from Bologna to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:45 pm
BLQ
-
SFO
1 stop31h 20m
TAP AIR PORTUGAL
Wed 2/184:35 pm
SFO
-
BLQ
1 stop15h 20m
TAP AIR PORTUGAL
Deal found 1/26$464
This TAP AIR PORTUGAL 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:45 pm
BLQ
-
SFO
1 stop32h 05m
TAP AIR PORTUGAL
Tue 4/214:35 pm
SFO
-
BLQ
1 stop15h 20m
TAP AIR PORTUGAL
Deal found 1/27$496
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:30 am
BLQ
-
SFO
1 stop15h 45m
ITA Airways
Thu 4/98:49 am
SFO
-
BLQ
2 stops20h 56m
ITA Airways
Deal found 1/26$579
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:05 pm
BLQ
-
SFO
1 stop25h 45m
Multiple Airlines
Sat 9/194:35 pm
SFO
-
BLQ
1 stop17h 45m
Multiple Airlines
Deal found 1/27$582
This ITA Airways 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:30 am
BLQ
-
SFO
2 stops21h 27m
ITA Airways
Tue 4/213:15 pm
SFO
-
BLQ
1 stop22h 30m
ITA Airways
Deal found 1/25$606
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/54:15 pm
BLQ
-
SFO
2 stops35h 37m
ITA Airways
Wed 2/189:24 am
SFO
-
BLQ
2 stops28h 26m
ITA Airways
Deal found 1/26$634
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:30 am
BLQ
-
SFO
1 stop15h 45m
ITA Airways
Mon 6/293:15 pm
SFO
-
BLQ
1 stop34h 05m
ITA Airways
Deal found 1/27$639

Find flight deals from Bologna to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Bologna (BLQ) to San Francisco (SFO). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$464
(oojo)

One-way from

$411
(Trip.com)

Popular in

February

Cheapest in

April

Average price

$768
Provider with most accurate pricing for Bologna Guglielmo Marconi-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bologna Guglielmo Marconi-San Francisco flights.
Search Deals
From Bologna Guglielmo Marconi to San Francisco
Search Deals
One-way flight from Bologna Guglielmo Marconi to San Francisco
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 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 Bologna to San Francisco 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 27, 2026.
Use the filters below to find and compare flights from Bologna to San Francisco that are best for you.

Fly from

Bologna

Fly to

San Francisco

Route

Depart

Return

Price

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Sun 3/1

5:45 pm-2:35 pm

1 stop29h 50m

San Francisco

Sat 3/7

4:35 pm-4:55 pm

1 stop15h 20m

$464

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Thu 4/16

5:45 pm-4:50 pm

1 stop32h 05m

San Francisco

Tue 4/21

4:35 pm-4:55 pm

1 stop15h 20m

$496

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Fri 4/3

6:30 am-1:15 pm

1 stop15h 45m

San Francisco

Thu 4/9

8:49 am-2:45 pm

2 stops20h 56m

$579

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Thu 4/23

6:30 am-6:57 pm

2 stops21h 27m

San Francisco

Sun 4/26

3:15 pm-2:45 pm

1 stop14h 30m

$606

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Thu 4/16

6:30 am-6:57 pm

2 stops21h 27m

San Francisco

Tue 4/21

3:15 pm-2:45 pm

1 stop14h 30m

$607

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Thu 4/16

8:05 pm-2:40 pm

1 stop27h 35m

San Francisco

Mon 4/20

4:45 pm-7:20 pm

1 stop17h 35m

$646

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Thu 3/26

10:05 am-9:10 pm

1 stop19h 05m

San Francisco

Mon 4/6

1:45 pm-12:50 pm

1 stop14h 05m

$660

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Wed 3/25

10:15 am-4:55 pm

1 stop14h 40m

San Francisco

Thu 4/9

1:45 pm-4:30 pm

1 stop17h 45m

$660

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Thu 4/16

10:20 am-8:00 pm

1 stop18h 40m

San Francisco

Mon 4/20

1:45 pm-4:30 pm

1 stop17h 45m

$660

BolognaSan Francisco

BLQ - SFO

BLQSFO

Bologna Guglielmo Marconi

Wed 3/25

10:15 am-9:10 pm

1 stop18h 55m

San Francisco

Mon 4/6

1:45 pm-12:50 pm

1 stop14h 05m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 18 results
1
2

Compare providers for flights from Bologna to San Francisco

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 Bologna to San Francisco in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bologna-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bologna-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bologna-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bologna-San Francisco 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 Bologna-San Francisco 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 Bologna to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Bologna 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 Bologna to San Francisco

How far ahead should I book a flight from Bologna to San Francisco?

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

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bologna to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Bologna to San Francisco?

Currently, November is the cheapest month in which you can book a flight from Bologna to San Francisco (average of $435). Flying from Bologna to San Francisco in July is currently the most expensive (average of $663). 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.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated January 27, 2026.
Get a feel of what it's like to fly with United Airlines, Lufthansa, and ITA Airways from Bologna to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,210 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,210 reviews
United Airlines
7.4
Good
9,210 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,749 reviews
United Airlines
7.4
Good
9,210 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
ITA Airways
6.7
Okay
1,131 reviews
United Airlines
7.4
Good
9,210 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
7,704 reviews
United Airlines
7.4
Good
9,210 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Bologna to San Francisco. 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 Bologna to San Francisco?

    A quick flight from Bologna to San Francisco can take about 15h 45m. TAP AIR PORTUGAL provides one of the quickest options available for as low as $579. The distance between Bologna and San Francisco is about 6063 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Bologna to San Francisco round-trip?

    Our cheapest airline available from Bologna to San Francisco is ITA Airways. Our recent data shows that you can find tickets from as low as $549 on this airline. Additional options worth looking into are Lufthansa and United Airlines, starting at $566 and $604 round-trip. ITA Airways is currently priced 23% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Bologna to San Francisco one-way?

    The cheapest airlines for a one-way flight from Bologna to San Francisco are British Airways ($487), Turkish Airlines ($490), and ITA Airways ($529).

  • Can I find deals for flights from Bologna to San Francisco that include hotel bookings?

    Yes. In addition to deals on Bologna to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bologna to San Francisco?

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

  • Can I find deals for business class flights from Bologna to San Francisco?

    Yes. Cheapflights offers flight deals from Bologna to San Francisco 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 Bologna to San Francisco?

    Currently, November is the cheapest month in which you can book a flight from Bologna to San Francisco (average of $435). Flying from Bologna to San Francisco in July is currently the most expensive (average of $663). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Cruz
Roseville
Santa Clara
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
Vacaville
San Carlos
San Ramon
Manteca
Vallejo
San Lorenzo
Davis
Hollister
Redwood City
Union City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Bologna to San Francisco

Discover the top 4 airlines that operate flights from Bologna to San Francisco. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$549Average$625FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$566Average$731FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$604Average$724FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$604Average$769FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.