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

Our cheapest airline available from Budapest to San Francisco is United Airlines. Our recent data shows that you can find tickets from as low as $631 on this airline. Additional options worth looking into are Lufthansa and Brussels Airlines, starting at $636 and $639 round-trip. United Airlines is 12% cheaper than the average price of flights available within the next 90 days to this destination.

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

The cheapest airlines for a one-way flight from Budapest to San Francisco are Lufthansa ($623), British Airways ($674), and Finnair ($676).

What is the cheapest day to fly from Budapest to San Francisco?

Travelers seeking maximum savings on their Budapest to San Francisco flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular airlines that fly from Budapest to San Francisco?

American Airlines, British Airways and Delta are the most popular airlines when flying from Budapest to San Francisco.

What is the cheapest day to fly round-trip from Budapest to San Francisco?

Travelers have found that booking a Wednesday departure is the best way to save up to 16% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Budapest to San Francisco?

Find a great deal and save up to 27% by booking at least 25 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Budapest to San Francisco within the next two weeks, with the cheapest ticket starting at $566.

What is the cheapest month to fly from Budapest to San Francisco?

The best pricing can be found in the month of November. Prices to San Francisco from Budapest average $722. You can even find prices in November for less than $722, as users have found deals to San Francisco from as low as $481. The month of August appears to be one of the more expensive times to travel to San Francisco from Budapest. Flying in the targeted month can save you up to 29%.

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

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

How can I find direct flights from Budapest to San Francisco?

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

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

Yes. Cheapflights offers flight deals from Budapest 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.

$365+ Flights from Budapest to San Francisco

Q: How much does it cost to fly round-trip from Budapest to San Francisco?

Airfare is below average for this route at the moment. Budapest to San Francisco flights typically cost between $751 and $1,234 in October. The cheapest round-trip price found within the last 3 days was $631 on United Airlines (Oct 9-Oct 20).

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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

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Cheapflights Tip: The best prices from Budapest Ferenc Liszt Intl to San Francisco are usually found in November or February, booked 24 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Budapest to San Francisco

Round-trip from	$631 (United Airlines)
One-way from	$365 (Kiwi.com)
Popular in	August
Cheapest in	November
Average price	$827

From Budapest Ferenc Liszt Intl to San Francisco

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One-way flight from Budapest Ferenc Liszt Intl to San Francisco

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Highest demand for flights based on searches. 13% potential increase in price ($111 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Budapest to San Francisco

Cheapest flights from Budapest to San Francisco
Explore the most affordable flight options available from Budapest to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Thu 10/96:00 amBUD - SFO

1 stop19h 00mUnited Airlines

Mon 10/202:20 pmSFO - BUD

1 stop14h 45mUnited Airlines

Deal found 7/30

$631

Thu 9/182:20 pmBUD - SFO

1 stop14h 35mLufthansa

Sun 9/289:05 pmSFO - BUD

1 stop17h 30mLufthansa

Deal found 7/29

$634

Thu 10/96:00 amBUD - SFO

1 stop15h 40mMultiple Airlines

Mon 10/207:40 pmSFO - BUD

1 stop14h 35mMultiple Airlines

Deal found 7/28

$635

Thu 9/116:00 amBUD - SFO

1 stop15h 40mBrussels Airlines

Wed 9/242:40 pmSFO - BUD

1 stop24h 10mBrussels Airlines

Deal found 7/29

$639

Wed 9/37:45 pmBUD - SFO

2 stops35h 24mScandinavian Airlines

Tue 9/166:58 pmSFO - BUD

2 stops39h 27mScandinavian Airlines

Deal found 7/29

$642

Fri 9/128:00 pmBUD - SFO

1 stop29h 35mSWISS

Fri 9/267:30 pmSFO - BUD

1 stop14h 45mSWISS

Deal found 7/30

$645

Sat 9/67:20 amBUD - SFO

2 stops20h 55mAmerican Airlines

Sat 9/201:21 pmSFO - BUD

2 stops21h 59mAmerican Airlines

Deal found 7/30

$651

Thu 9/46:20 amBUD - SFO

1 stop14h 25mDelta

Thu 9/183:05 pmSFO - BUD

1 stop18h 30mDelta

Deal found 7/29

$656

Fri 9/127:10 amBUD - SFO

2 stops21h 24mBritish Airways

Fri 9/264:30 pmSFO - BUD

1 stop15h 30mBritish Airways

Deal found 7/30

$659

Sat 9/66:55 pmBUD - SFO

2 stops32h 40mFinnair

Sat 9/2011:32 amSFO - BUD

2 stops21h 38mFinnair

Deal found 7/28

$664

Mon 9/229:25 amBUD - SFO

2 stops21h 18mAir Canada

Tue 5/1910:46 amSFO - BUD

2 stops18h 19mAir Canada

Deal found 7/30

$672

Best flights from Budapest to San Francisco
Discover carefully curated flight deals from Budapest to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Thu 10/96:00 amBUD - SFO

1 stop19h 00mUnited Airlines

Mon 10/202:20 pmSFO - BUD

1 stop14h 45mUnited Airlines

Deal found 7/30

$631

Thu 10/96:00 amBUD - SFO

1 stop15h 40mMultiple Airlines

Mon 10/207:40 pmSFO - BUD

1 stop14h 35mMultiple Airlines

Deal found 7/28

$635

Thu 9/2511:35 amBUD - SFO

1 stop17h 20mLufthansa

Thu 10/97:25 pmSFO - BUD

1 stop19h 25mLufthansa

Deal found 7/29

$636

Thu 9/116:00 amBUD - SFO

1 stop15h 40mBrussels Airlines

Wed 9/242:40 pmSFO - BUD

1 stop24h 10mBrussels Airlines

Deal found 7/29

$639

Wed 9/37:45 pmBUD - SFO

2 stops35h 24mScandinavian Airlines

Tue 9/166:58 pmSFO - BUD

2 stops39h 27mScandinavian Airlines

Deal found 7/29

$642

Fri 9/128:00 pmBUD - SFO

1 stop29h 35mSWISS

Fri 9/267:30 pmSFO - BUD

1 stop14h 45mSWISS

Deal found 7/30

$645

Sat 9/67:20 amBUD - SFO

2 stops20h 55mAmerican Airlines

Sat 9/201:21 pmSFO - BUD

2 stops21h 59mAmerican Airlines

Deal found 7/30

$651

Thu 9/46:20 amBUD - SFO

1 stop14h 25mDelta

Thu 9/183:05 pmSFO - BUD

1 stop18h 30mDelta

Deal found 7/29

$656

Fri 9/127:10 amBUD - SFO

2 stops21h 24mBritish Airways

Fri 9/264:30 pmSFO - BUD

1 stop15h 30mBritish Airways

Deal found 7/30

$659

Sat 9/66:55 pmBUD - SFO

2 stops32h 40mFinnair

Sat 9/2011:32 amSFO - BUD

2 stops21h 38mFinnair

Deal found 7/28

$664

Mon 9/229:25 amBUD - SFO

2 stops21h 18mAir Canada

Tue 5/1910:46 amSFO - BUD

2 stops18h 19mAir Canada

Deal found 7/30

$672

Last-minute flights from Budapest to San Francisco
Discover last-minute flight deals from Budapest to San Francisco. Data last updated July 30, 2025 and is based on user searches.

Thu 8/711:35 amBUD - SFO

2 stops37h 55mScandinavian Airlines

Mon 8/118:59 pmSFO - BUD

2 stops37h 06mScandinavian Airlines

Deal found 7/29

$1,628

Sat 8/96:00 amBUD - SFO

1 stop22h 50mLufthansa

Sat 8/167:25 pmSFO - BUD

1 stop19h 25mLufthansa

Deal found 7/29

$801

Sat 8/96:00 amBUD - SFO

1 stop22h 50mMultiple Airlines

Sat 8/169:05 pmSFO - BUD

2 stops16h 55mMultiple Airlines

Deal found 7/29

$819

Wed 8/209:30 amBUD - SFO

1 stop15h 40mUnited Airlines

Tue 9/22:00 pmSFO - BUD

1 stop13h 40mUnited Airlines

Deal found 7/28

$688

Wed 8/209:30 amBUD - SFO

1 stop15h 40mSWISS

Sun 8/312:20 pmSFO - BUD

1 stop33h 25mSWISS

Deal found 7/28

$731

Wed 8/207:00 amBUD - SFO

2 stops21h 00mAustrian Airlines

Tue 9/21:05 pmSFO - BUD

2 stops24h 20mAustrian Airlines

Deal found 7/28

$751

Thu 8/216:00 amBUD - SFO

1 stop18h 55mLufthansa

Tue 9/22:00 pmSFO - BUD

1 stop13h 40mLufthansa

Deal found 7/28

$679

Tue 8/265:25 pmBUD - SFO

1 stop27h 20mMultiple Airlines

Thu 11/133:50 pmSFO - BUD

1 stop16h 20mMultiple Airlines

Deal found 7/28

$658

Tue 8/266:20 amBUD - SFO

1 stop15h 30mDelta

Thu 11/1310:31 amSFO - BUD

2 stops20h 39mDelta

Deal found 7/28

$674

One-way flights from Budapest to San Francisco
Search for one-way flight options from Budapest to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Wed 8/277:50 pmBUD - SFO

3 stops37h 09mMultiple Airlines

Deal found 7/30

$365

Tue 9/306:00 amBUD - SFO

1 stop19h 00mLufthansa

Deal found 7/30

$623

Tue 9/307:25 amBUD - SFO

1 stop15h 25mBritish Airways

Deal found 7/30

$674

Tue 9/3012:05 pmBUD - SFO

2 stops20h 54mFinnair

Deal found 7/30

$676

Fri 8/89:30 amBUD - SFO

1 stop15h 40mSWISS

Deal found 7/29

$872

Cheapflights Fare Finder

Use the filters below to find and compare flights from Budapest to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Thu 10/9

6:00 am-4:00 pm

1 stop19h 00m

San Francisco

Mon 10/20

2:20 pm-2:05 pm

1 stop14h 45m

$631

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Thu 10/9

6:00 am-12:40 pm

1 stop15h 40m

San Francisco

Mon 10/20

7:40 pm-7:15 pm

1 stop14h 35m

$635

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Thu 9/25

11:35 am-7:55 pm

1 stop17h 20m

San Francisco

Thu 10/9

7:25 pm-11:50 pm

1 stop19h 25m

$636

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Thu 9/11

6:00 am-12:40 pm

1 stop15h 40m

San Francisco

Wed 9/24

2:40 pm-11:50 pm

1 stop24h 10m

$639

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Wed 9/3

7:45 pm-10:09 pm

2 stops35h 24m

San Francisco

Tue 9/16

6:58 pm-7:25 pm

2 stops39h 27m

$642

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Fri 9/12

8:00 pm-4:35 pm

1 stop29h 35m

San Francisco

Fri 9/26

7:30 pm-7:15 pm

1 stop14h 45m

$645

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Sat 9/6

7:20 am-7:15 pm

2 stops20h 55m

San Francisco

Sat 9/20

1:21 pm-8:20 pm

2 stops21h 59m

$651

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Thu 9/4

6:20 am-11:45 am

1 stop14h 25m

San Francisco

Thu 9/18

3:05 pm-6:35 pm

1 stop18h 30m

$656

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Fri 9/12

7:10 am-7:34 pm

2 stops21h 24m

San Francisco

Fri 9/26

4:30 pm-5:00 pm

1 stop15h 30m

$659

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Sat 9/6

6:55 pm-6:35 pm

2 stops32h 40m

San Francisco

Sat 9/20

11:32 am-6:10 pm

2 stops21h 38m

$664

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 16 results

Best time to book a flight from Budapest to San Francisco

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

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

The best time to book flights from Budapest to San Francisco is 24 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 Budapest to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Budapest to San Francisco (average of $276). Flying from Budapest to San Francisco in June is currently the most expensive (average of $358). 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 BUD to SFO?

One of the essential ways to save on airfare from Budapest to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

How much does it cost to fly round-trip from Budapest to San Francisco?

Reviews of airlines servicing San Francisco

Read through reviews of airlines operating flights from Budapest to San Francisco, such as Delta, Finnair, and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,316 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS

7.5

Good

1,686 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,896 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Scandinavian Airlines

7.3

Good

1,453 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Budapest to San Francisco round-trip?
Our cheapest airline available from Budapest to San Francisco is United Airlines. Our recent data shows that you can find tickets from as low as $631 on this airline. Additional options worth looking into are Lufthansa and Brussels Airlines, starting at $636 and $639 round-trip. United Airlines is 12% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Budapest to San Francisco one-way?
The cheapest airlines for a one-way flight from Budapest to San Francisco are Lufthansa ($623), British Airways ($674), and Finnair ($676).
Can I find deals for flights from Budapest to San Francisco that include hotel bookings?
Yes. In addition to deals on Budapest to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Budapest to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Budapest to San Francisco.
Can I find deals for business class flights from Budapest to San Francisco?
Yes. Cheapflights offers flight deals from Budapest 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 Budapest to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Budapest to San Francisco (average of $276). Flying from Budapest to San Francisco in June is currently the most expensive (average of $358). 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

Roseville

Mountain View

Santa Cruz

South San Francisco

Livermore

Turlock

Manteca

Antioch

Hollister

Watsonville

Sunnyvale

Newark

Milpitas

Campbell

Foster City

Capitola

Santa Clara

San Leandro

Burlingame

Redwood City

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Budapest to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Turkish Airlines	Cheapest$392	Average$642	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$463	Average$627	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$467	Average$510	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$517	Average$686	FlexibilityNo cancel fee	On-time75%
SWISS	Cheapest$521	Average$693	FlexibilityNo cancel fee	On-time79%
Lufthansa	Cheapest$539	Average$742	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$542	Average$718	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$553	Average$669	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$605	Average$733	FlexibilityNo cancel fee	On-time69%

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$365+ Cheap flights from Budapest (BUD) 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Budapest to San Francisco with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Budapest Ferenc Liszt Intl to San Francisco are usually found in November or February, booked 24 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Budapest to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

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Find flight deals from Budapest to San Francisco

Cheapest flights from Budapest to San FranciscoExplore the most affordable flight options available from Budapest to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Budapest to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Budapest to San Francisco that are best for you.

Best time to book a flight from Budapest to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Budapest with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Budapest to San Francisco

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

Use this chart to determine the optimal time to book a round-trip flight from Budapest to San Francisco. Price data was last updated on July 25, 2025.

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

What is the cheapest time of day to fly from BUD to SFO?

Find hourly flight availability from Budapest 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 July 30, 2025.

How much does it cost to fly round-trip from Budapest to San Francisco?

Reviews of airlines servicing San Francisco

Read through reviews of airlines operating flights from Budapest to San Francisco, such as Delta, Finnair, and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

How can I find direct flights from Budapest to San Francisco?

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

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

Traveling to a place near San Francisco?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Budapest to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Budapest to San Francisco

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Cheapest flights from Budapest to San Francisco
Explore the most affordable flight options available from Budapest to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.