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Cheap flights from San Francisco to Bucharest from $321

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Bucharest departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
Multiple Airlines Logo
6:05 am - 9:02 pm
OTP
-
SFO
24h 57m
2 stops
$534Multiple Airlines
Wed, May 13 - Wed, May 27
Lufthansa Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
Lufthansa Logo
6:05 am - 12:40 pm
OTP
-
SFO
16h 35m
1 stop
$535Lufthansa
Wed, May 13 - Wed, May 27
SWISS Logo
7:35 pm - 1:05 am
SFO
-
OTP
19h 30m
1 stop
SWISS Logo
6:20 am - 4:15 pm
OTP
-
SFO
19h 55m
1 stop
$536SWISS
Wed, May 13 - Fri, May 22
Lufthansa Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
Lufthansa Logo
6:15 am - 7:00 pm
OTP
-
SFO
22h 45m
1 stop
$546Lufthansa
Wed, May 13 - Fri, May 22
British Airways Logo
7:00 am - 1:20 am
SFO
-
OTP
32h 20m
2 stops
British Airways Logo
6:10 pm - 1:50 pm
OTP
-
SFO
29h 40m
1 stop
$548British Airways
Tue, May 12 - Tue, May 26
Lufthansa Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
Lufthansa Logo
6:05 am - 12:40 pm
OTP
-
SFO
16h 35m
1 stop
$551Lufthansa
Wed, Apr 8 - Wed, Apr 22
Lufthansa Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
Lufthansa Logo
6:05 am - 12:40 pm
OTP
-
SFO
16h 35m
1 stop
$552Lufthansa
Sun, Mar 29 - Tue, Apr 14
Lufthansa Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
Lufthansa Logo
12:45 pm - 7:00 pm
OTP
-
SFO
16h 15m
1 stop
$553Lufthansa
Sun, Mar 29 - Wed, Apr 15
United Airlines Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
United Airlines Logo
6:05 am - 12:45 pm
OTP
-
SFO
40h 40m
2 stops
$560United Airlines
Wed, May 13 - Fri, May 22
United Airlines Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
United Airlines Logo
6:05 am - 1:42 am
OTP
-
SFO
29h 37m
2 stops
$562United Airlines
Wed, May 13 - Fri, May 22

Lufthansa flights from San Francisco to Bucharest

Our best Lufthansa deals on San Francisco to Bucharest flight tickets
Lufthansa
May 13
SFO9:05 pmSan Francisco
18h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
May 27
OTP6:05 amBucharest Otopeni Intl
16h 35m
1 stop
SFO12:40 pmSan Francisco
$535
Lufthansa
May 13
SFO9:05 pmSan Francisco
18h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
May 22
OTP6:15 amBucharest Otopeni Intl
22h 45m
1 stop
SFO7:00 pmSan Francisco
$546
Lufthansa
Apr 8
SFO9:05 pmSan Francisco
18h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
Apr 22
OTP6:05 amBucharest Otopeni Intl
16h 35m
1 stop
SFO12:40 pmSan Francisco
$551

Air France flights from San Francisco to Bucharest

Our best Air France deals on San Francisco to Bucharest flight tickets
Air France
Mar 16
SFO4:40 pmSan Francisco
18h 30m
1 stop
OTP8:10 pmBucharest Otopeni Intl
Mar 30
OTP1:40 pmBucharest Otopeni Intl
33h 10m
1 stop
SFO12:50 pmSan Francisco
$611
Air France
Feb 20
SFO3:40 pmSan Francisco
21h 10m
1 stop
OTP10:50 pmBucharest Otopeni Intl
Mar 1
OTP6:05 amBucharest Otopeni Intl
22h 31m
2 stops
SFO6:36 pmSan Francisco
$675
Air France
Feb 16
SFO7:00 amSan Francisco
19h 05m
2 stops
OTP12:05 pmBucharest Otopeni Intl
Feb 22
OTP8:40 amBucharest Otopeni Intl
38h 45m
1 stop
SFO1:25 pmSan Francisco
$683

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Bucharest 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, momondo users made 832,500 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from San Francisco to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Wed 5/27

6:05 am-9:02 pm

2 stops24h 57m

$534

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Wed 5/27

6:05 am-12:40 pm

1 stop16h 35m

$535

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

7:35 pm-1:05 am

1 stop19h 30m

Bucharest Otopeni Intl

Fri 5/22

6:20 am-4:15 pm

1 stop19h 55m

$536

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Fri 5/22

6:15 am-7:00 pm

1 stop22h 45m

$546

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 5/12

7:00 am-1:20 am

2 stops32h 20m

Bucharest Otopeni Intl

Tue 5/26

6:10 pm-1:50 pm

1 stop29h 40m

$548

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 4/8

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Wed 4/22

6:05 am-12:40 pm

1 stop16h 35m

$551

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 3/29

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Tue 4/14

6:05 am-12:40 pm

1 stop16h 35m

$552

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 3/29

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Wed 4/15

12:45 pm-7:00 pm

1 stop16h 15m

$553

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Fri 5/22

6:05 am-12:45 pm

2 stops40h 40m

$560

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

9:05 pm-1:10 am

1 stop18h 05m

Bucharest Otopeni Intl

Fri 5/22

6:05 am-1:42 am

2 stops29h 37m

$562

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Bucharest from

How to get the cheapest flight ticket from San Francisco to Bucharest

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Francisco and Bucharest?

What is the cheapest month to fly to Bucharest?

In general, January is the cheapest month to fly from San Francisco to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $664. If you aren’t able to travel to Bucharest during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $693.

How far in advance should I book a flight to Bucharest?

You are more likely to see cheaper flights to Bucharest from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $828 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from San Francisco for as low as $726 on momondo.

How have San Francisco to Bucharest flight prices changed over time?

As of February 2026, prices for San Francisco to Bucharest flights are approximately 124% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Bucharest

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Bucharest according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Bucharest (SFO to BUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Bucharest

Fastest flight time

14h 45m

Direct flights

None
The fastest flight from San Francisco to Bucharest takes 14h 45m
There are no direct flights from San Francisco to Bucharest. There are no popular flight routes from San Francisco to Bucharest.
Search flight deals

  • How far is San Francisco to Bucharest by plane?

    The straight-line distance from San Francisco to Bucharest is 6420.8 mi. In terms of flight time, this usually takes a little over 14h 45m.

  • When did momondo last update prices for flights from San Francisco Airport to Bucharest?

    Prices for flights from San Francisco Airport to Bucharest are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Bucharest?

  • How old do you have to be to fly from San Francisco Airport to Bucharest?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Bucharest.

  • What documentation or ID do you need to fly to Bucharest?

    The travel and health documents required for your trip to Bucharest can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bucharest. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Francisco to Bucharest?

Best airlines flying from San Francisco to Bucharest

Compare and see reviews for airlines that fly from San Francisco to Bucharest with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,739 reviews
Search British Airways flights
SWISSPriceFrom $560Free CancellationRating
7.6
1,872 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $592Free CancellationRating
7.3
4,218 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $620Free CancellationRating
6.8
7,785 reviews
Search Lufthansa flights
United AirlinesPriceFrom $660Free CancellationRating
7.4
9,295 reviews
Search United Airlines flights
KLMPriceFrom $661Free CancellationRating
7.7
1,454 reviews
Search KLM flights

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Bucharest?

It is quick and easy to find San Francisco to Bucharest flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bucharest that suits you.

Can I find flights from San Francisco to Bucharest with flexible booking policies on momondo?

Flights from San Francisco to Bucharest with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco to Bucharest?

momondo helps you find the best flight between San Francisco and Bucharest by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Bucharest right now. Can momondo alert me if prices change?

Price alerts on flights to Bucharest from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Bucharest trip

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Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest
Bucharest Otopeni Intl Airport