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$428+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
BUD — SFO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from Budapest 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Budapest Ferenc Liszt Intl to San Francisco are usually found in October or February, booked 46 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 12/182:25 pmBUD - SFO
1 stop14h 45mUnited Airlines
Thu 1/812:50 pmSFO - BUD
2 stops23h 20mUnited Airlines
Deal found 12/10$744
This KLM deal was found by Cheapflights users on 12/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:30 amBUD - SFO
1 stop14h 20mMultiple Airlines
Thu 1/83:40 pmSFO - BUD
1 stop21h 00mMultiple Airlines
Deal found 12/11$766
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Mon 12/156:20 amBUD - SFO
2 stops21h 40mUnited Airlines
Thu 1/87:25 pmSFO - BUD
1 stop33h 40mUnited Airlines
Deal found 12/10$791
This KLM deal was found by Cheapflights users on 12/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:55 pmBUD - SFO
1 stop30h 55mMultiple Airlines
Thu 1/83:40 pmSFO - BUD
1 stop21h 00mMultiple Airlines
Deal found 12/11$844

Find flight deals from Budapest to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Budapest (BUD) 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$590
(Expedia)

One-way from

$428
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$700
Provider with most accurate pricing for Budapest Ferenc Liszt Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Budapest Ferenc Liszt Intl-San Francisco flights.
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From Budapest Ferenc Liszt Intl to San Francisco
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One-way flight from Budapest Ferenc Liszt Intl to San Francisco
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Budapest 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 December 12, 2025.
Use the filters below to find and compare flights from Budapest to San Francisco that are best for you.

Fly from

Budapest

Fly to

San Francisco

Route

Depart

Return

Price

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Tue 3/3

10:05 am-3:55 pm

1 stop14h 50m

San Francisco

Wed 3/11

8:25 pm-7:05 pm

1 stop14h 40m

$681

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Fri 2/27

10:10 am-3:55 pm

1 stop14h 45m

San Francisco

Sat 3/7

9:40 pm-9:10 pm

1 stop14h 30m

$684

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Tue 4/28

2:15 pm-8:00 pm

1 stop14h 45m

San Francisco

Wed 8/26

6:30 am-4:50 pm

2 stops25h 20m

$687

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Tue 3/3

9:40 am-4:30 pm

1 stop15h 50m

San Francisco

Wed 3/11

6:25 pm-10:45 pm

2 stops20h 20m

$708

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Fri 1/23

6:55 am-3:00 pm

1 stop17h 05m

San Francisco

Tue 1/27

5:30 pm-11:00 pm

1 stop20h 30m

$770

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Thu 1/15

7:15 am-3:00 pm

1 stop16h 45m

San Francisco

Sat 6/13

4:35 pm-4:20 pm

1 stop14h 45m

$800

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Wed 1/14

8:05 am-3:00 pm

1 stop15h 55m

San Francisco

Thu 6/18

4:35 pm-4:50 pm

1 stop15h 15m

$800

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Fri 1/16

12:10 pm-3:00 pm

1 stop35h 50m

San Francisco

Mon 6/15

4:35 pm-5:10 pm

1 stop15h 35m

$803

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Wed 1/14

6:05 pm-3:00 pm

1 stop29h 55m

San Francisco

Mon 6/15

4:35 pm-5:10 pm

1 stop15h 35m

$803

BudapestSan Francisco

BUD - SFO

BUDSFO

Budapest Ferenc Liszt Intl

Tue 1/13

12:20 pm-3:00 pm

1 stop35h 40m

San Francisco

Fri 6/19

4:35 pm-5:00 pm

1 stop15h 25m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 19 results
1
2

Compare providers for flights from Budapest 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 Budapest to San Francisco in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*1 star

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

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 December 5, 2025.

The best time to book flights from Budapest to San Francisco is 46 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, October is the cheapest month in which you can book a flight from Budapest to San Francisco (average of $471). Flying from Budapest to San Francisco in July is currently the most expensive (average of $633). 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?

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 December 12, 2025.

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 23% on airfare.

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 December 12, 2025.
Read through reviews of airlines operating flights from Budapest to San Francisco, such as SWISS, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,810 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Overall

7.5

Entertainment

6.8

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.5
Good
1,810 reviews
SWISS
7.5
Good
1,810 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Overall

7.5

Entertainment

6.8

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
United Airlines
7.4
Good
9,095 reviews
SWISS
7.5
Good
1,810 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Overall

7.5

Entertainment

6.8

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
American Airlines
7.2
Good
11,050 reviews
SWISS
7.5
Good
1,810 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Overall

7.5

Entertainment

6.8

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Lufthansa
6.8
Okay
7,626 reviews
SWISS
7.5
Good
1,810 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Overall

7.5

Entertainment

6.8

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
British Airways
6.7
Okay
7,571 reviews
SWISS
7.5
Good
1,810 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Overall

7.5

Entertainment

6.8

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

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.

  • How long is the flight from Budapest to San Francisco?

    Departing from Budapest to San Francisco will take you 14h 45m. The distance from Budapest to San Francisco is about 6097 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 flying from Budapest to San Francisco round-trip?

    Our cheapest airline available from Budapest to San Francisco is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $468 on this airline. Additional options worth looking into are KLM and American Airlines, starting at $517 and $541 round-trip. Scandinavian Airlines is 35% 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 American Airlines ($425), British Airways ($509), and Delta ($610).

  • 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, October is the cheapest month in which you can book a flight from Budapest to San Francisco (average of $471). Flying from Budapest to San Francisco in July is currently the most expensive (average of $633). 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
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Budapest to San Francisco

Discover the top 7 airlines that operate flights from Budapest 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$468Average$510FlexibilityNo cancel feeOn-time77%
KLMCheapest$517Average$674FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$541Average$646FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$550Average$724FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$606Average$752FlexibilityNo cancel feeOn-time69%
SWISSCheapest$628Average$764FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$632Average$802FlexibilityNo cancel feeOn-time76%

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