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$519+ Cheap flights from Cluj Napoca (CLJ) 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — SFO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Cluj Napoca to San Francisco are usually found in November or May, booked 13 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Cluj Napoca to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Cluj Napoca (CLJ) 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 September 11, 2025.

Round-trip from

$724
(Trip.com)

One-way from

$519
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$916
From Cluj Napoca to San Francisco
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One-way flight from Cluj Napoca to San Francisco
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Highest demand for flights based on searches. 7% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Cluj Napoca to San Francisco

Cheapest flights from Cluj Napoca to San Francisco
Explore the most affordable flight options available from Cluj Napoca to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:30 pmCLJ - SFO
1 stop29h 30mMultiple Airlines
Thu 11/63:30 pmSFO - CLJ
2 stops25h 15mMultiple Airlines
Deal found 9/11$724
This Gotogate deal was found by Cheapflights users on 9/11. 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.
Sat 11/19:15 pmCLJ - SFO
1 stop29h 30mTurkish Airlines
Wed 11/56:50 pmSFO - CLJ
1 stop28h 10mTurkish Airlines
Deal found 9/11$806
This Lufthansa deal was found by Cheapflights users on 9/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:25 pmCLJ - SFO
1 stop15h 10mLufthansa
Thu 11/279:40 pmSFO - CLJ
1 stop17h 15mLufthansa
Deal found 9/11$901
This Air Canada deal was found by Cheapflights users on 9/11. 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.
Tue 11/186:00 amCLJ - SFO
2 stops25h 40mMultiple Airlines
Thu 11/276:53 pmSFO - CLJ
2 stops44h 02mMultiple Airlines
Deal found 9/11$903
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/276:00 amCLJ - SFO
2 stops24h 50mUnited Airlines
Thu 11/610:35 amSFO - CLJ
2 stops17h 05mUnited Airlines
Deal found 9/11$907
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/96:00 amCLJ - SFO
1 stop18h 30mUnited Airlines
Thu 10/168:25 amSFO - CLJ
2 stops22h 55mUnited Airlines
Deal found 9/10$913
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/296:00 amCLJ - SFO
2 stops24h 10mUnited Airlines
Fri 10/312:30 pmSFO - CLJ
1 stop14h 10mUnited Airlines
Deal found 9/11$916
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/911:45 amCLJ - SFO
2 stops32h 50mMultiple Airlines
Thu 10/1610:15 amSFO - CLJ
3 stops26h 35mMultiple Airlines
Deal found 9/10$952
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/11:45 pmCLJ - SFO
1 stop15h 15mUnited Airlines
Fri 10/312:30 pmSFO - CLJ
1 stop14h 10mUnited Airlines
Deal found 9/11$975

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cluj Napoca 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 September 11, 2025.
Use the filters below to find and compare flights from Cluj Napoca to San Francisco that are best for you.

Fly from

Cluj Napoca

Fly to

San Francisco

Route

Depart

Return

Price

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Mon 10/27

7:30 pm-4:00 pm

1 stop29h 30m

San Francisco

Thu 11/6

3:30 pm-2:45 am

2 stops25h 15m

$724

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Thu 3/5

9:15 pm-4:45 pm

1 stop29h 30m

San Francisco

Mon 3/9

7:50 pm-9:00 am

1 stop28h 10m

$852

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Tue 11/18

2:25 pm-7:35 pm

1 stop15h 10m

San Francisco

Thu 11/27

9:40 pm-12:55 am

1 stop17h 15m

$901

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Mon 10/27

6:00 am-8:35 pm

1 stop23h 35m

San Francisco

Wed 11/5

12:43 am-1:40 pm

3 stops26h 57m

$901

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Tue 11/18

2:25 pm-7:35 pm

1 stop15h 10m

San Francisco

Thu 11/27

7:00 am-1:40 pm

2 stops20h 40m

$901

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Tue 11/18

6:00 am-9:40 pm

2 stops25h 40m

San Francisco

Thu 11/27

6:53 pm-12:55 am

2 stops44h 02m

$903

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Thu 10/9

6:00 am-2:30 pm

1 stop18h 30m

San Francisco

Thu 10/16

2:00 pm-5:20 pm

1 stop17h 20m

$913

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Mon 9/29

6:00 am-7:05 pm

2 stops23h 05m

San Francisco

Fri 10/31

11:15 am-1:40 pm

2 stops17h 25m

$916

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Wed 10/1

1:45 pm-9:50 pm

2 stops18h 05m

San Francisco

Fri 10/31

8:25 am-1:40 pm

2 stops20h 15m

$916

Cluj NapocaSan Francisco

CLJ - SFO

CLJSFO

Cluj Napoca

Sat 11/1

6:40 pm-3:35 pm

3 stops53h 55m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Cluj Napoca to San Francisco

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

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

Use this chart to determine the optimal time to book a round-trip flight from Cluj Napoca to San Francisco. Price data was last updated on August 29, 2025.

The price you pay for your flight from Cluj Napoca to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 13 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 Cluj Napoca to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Cluj Napoca to San Francisco (average of $276). Flying from Cluj Napoca to San Francisco in June is currently the most expensive (average of $357). 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 CLJ to SFO?

Find hourly flight availability from Cluj Napoca to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Cluj Napoca to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 10% versus a flight at noon.

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 September 11, 2025.
Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Lufthansa from Cluj Napoca to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

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
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Turkish Airlines
7.3
Good
3,968 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

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
7,409 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

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 Cluj Napoca 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 Cluj Napoca to San Francisco?

    A quick flight from Cluj Napoca to San Francisco can take about 15h 10m. Turkish Airlines provides one of the quickest options available for as low as $901. The distance from Cluj Napoca to San Francisco is about 6234 mi. This flight may include one or multiple stops.

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

    Flying on Lufthansa is currently your cheapest option to San Francisco, with prices starting at $802. Additional round-trip tickets that might be worth considering are offered by United Airlines and Turkish Airlines, with the lowest prices starting at $803 and $804, respectively. Users have found that Lufthansa is 18% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cluj Napoca 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 Cluj Napoca to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Cluj Napoca to San Francisco (average of $276). Flying from Cluj Napoca to San Francisco in June is currently the most expensive (average of $357). 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
Roseville
Santa Cruz
Livermore
South San Francisco
Turlock
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Santa Clara
Sunnyvale
Hollister
Vacaville
Foster City
Vallejo
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San Leandro
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Lathrop

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Top 3 airlines flying from Cluj Napoca to San Francisco

Discover the top 3 airlines that operate flights from Cluj Napoca 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$802Average$1,074FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$803Average$995FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$804Average$911FlexibilityNo cancel feeOn-time77%

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