Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Francisco to Bucharest from $221

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 5/6. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from San Francisco to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
9:40 pm - 7:30 pm
SFO
-
OTP
36h 50m1 stop
British Airways Logo
4:15 pm - 1:50 pm
OTP
-
SFO
31h 35m1 stop
$509British Airways
Wed, Mar 25 - Wed, Apr 8
British Airways Logo
7:20 pm - 12:25 am
SFO
-
OTP
19h 05m1 stop
British Airways Logo
8:25 am - 5:30 pm
OTP
-
SFO
19h 05m1 stop
$510British Airways
Wed, Apr 22 - Wed, Apr 29
British Airways Logo
4:35 pm - 12:25 am
SFO
-
OTP
21h 50m1 stop
British Airways Logo
8:25 am - 5:30 pm
OTP
-
SFO
19h 05m1 stop
$527British Airways
Wed, May 13 - Wed, May 20
British Airways Logo
2:28 pm - 11:30 pm
SFO
-
OTP
24h 02m2 stops
British Airways Logo
4:15 pm - 1:50 pm
OTP
-
SFO
31h 35m1 stop
$530British Airways
Wed, Mar 25 - Wed, Apr 8
British Airways Logo
2:28 pm - 11:30 pm
SFO
-
OTP
24h 02m2 stops
British Airways Logo
8:25 am - 8:40 pm
OTP
-
SFO
22h 15m2 stops
$533British Airways
Wed, Mar 25 - Wed, Apr 8
British Airways Logo
4:35 pm - 12:25 am
SFO
-
OTP
21h 50m1 stop
British Airways Logo
8:25 am - 8:40 pm
OTP
-
SFO
22h 15m2 stops
$536British Airways
Wed, Apr 22 - Wed, Apr 29
KLM Logo
11:00 am - 3:25 pm
SFO
-
OTP
18h 25m2 stops
KLM Logo
7:00 am - 11:45 am
OTP
-
SFO
14h 45m1 stop
$539KLM
Tue, May 5 - Wed, May 13
Multiple Airlines Logo
10:19 am - 3:25 pm
SFO
-
OTP
19h 06m2 stops
Multiple Airlines Logo
8:25 am - 11:19 pm
OTP
-
SFO
24h 54m2 stops
$549Multiple Airlines
Tue, May 5 - Wed, May 13
Delta Logo
11:00 am - 5:40 pm
SFO
-
OTP
20h 40m2 stops
Delta Logo
7:00 am - 5:50 pm
OTP
-
SFO
20h 50m2 stops
$550Delta
Tue, Apr 28 - Tue, May 12
Delta Logo
11:05 am - 5:20 pm
SFO
-
OTP
20h 15m2 stops
Delta Logo
7:00 am - 11:45 am
OTP
-
SFO
14h 45m1 stop
$557Delta
Wed, May 13 - Wed, May 20

United Airlines flights from San Francisco to Bucharest

Our best United Airlines deals on San Francisco to Bucharest flight tickets
United Airlines
Feb 16
SFO12:43 amSan Francisco
27h 12m
3 stops
OTP1:55 pmBucharest Otopeni Intl
Mar 3
OTP5:55 amBucharest Otopeni Intl
25h 27m
2 stops
SFO9:22 pmSan Francisco
$612
Find similar
United Airlines
Jan 25
SFO12:43 amSan Francisco
27h 22m
3 stops
OTP2:05 pmBucharest Otopeni Intl
Feb 9
OTP7:10 pmBucharest Otopeni Intl
34h 45m
2 stops
SFO7:55 pmSan Francisco
$634
Find similar
United Airlines
Feb 20
SFO2:40 pmSan Francisco
23h 10m
1 stop
OTP11:50 pmBucharest Otopeni Intl
Feb 24
OTP5:55 amBucharest Otopeni Intl
20h 00m
1 stop
SFO3:55 pmSan Francisco
$638
Find similar

Lufthansa flights from San Francisco to Bucharest

Our best Lufthansa deals on San Francisco to Bucharest flight tickets
Lufthansa
Feb 16
SFO9:25 pmSan Francisco
17h 40m
1 stop
OTP1:05 amBucharest Otopeni Intl
Mar 2
OTP7:20 pmBucharest Otopeni Intl
29h 30m
1 stop
SFO2:50 pmSan Francisco
$560
Find similar
Lufthansa
Jan 26
SFO9:25 pmSan Francisco
17h 40m
1 stop
OTP1:05 amBucharest Otopeni Intl
Feb 9
OTP7:20 pmBucharest Otopeni Intl
29h 30m
1 stop
SFO2:50 pmSan Francisco
$561
Find similar
Lufthansa
Jan 25
SFO1:30 pmSan Francisco
19h 05m
1 stop
OTP6:35 pmBucharest Otopeni Intl
Feb 8
OTP2:50 pmBucharest Otopeni Intl
15h 20m
1 stop
SFO8:10 pmSan Francisco
$582
Find similar

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 December 26, 2025.
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 3/25

9:40 pm-7:30 pm

1 stop36h 50m

Bucharest Otopeni Intl

Wed 4/8

4:15 pm-1:50 pm

1 stop31h 35m

$509

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 4/22

7:20 pm-12:25 am

1 stop19h 05m

Bucharest Otopeni Intl

Wed 4/29

8:25 am-5:30 pm

1 stop19h 05m

$510

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

4:35 pm-12:25 am

1 stop21h 50m

Bucharest Otopeni Intl

Wed 5/20

8:25 am-5:30 pm

1 stop19h 05m

$527

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 3/25

2:28 pm-11:30 pm

2 stops24h 02m

Bucharest Otopeni Intl

Wed 4/8

4:15 pm-1:50 pm

1 stop31h 35m

$530

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 3/25

2:28 pm-11:30 pm

2 stops24h 02m

Bucharest Otopeni Intl

Wed 4/8

8:25 am-8:40 pm

2 stops22h 15m

$533

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 4/22

4:35 pm-12:25 am

1 stop21h 50m

Bucharest Otopeni Intl

Wed 4/29

8:25 am-8:40 pm

2 stops22h 15m

$536

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 5/5

11:00 am-3:25 pm

2 stops18h 25m

Bucharest Otopeni Intl

Wed 5/13

7:00 am-11:45 am

1 stop14h 45m

$539

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 5/5

10:19 am-3:25 pm

2 stops19h 06m

Bucharest Otopeni Intl

Wed 5/13

8:25 am-11:19 pm

2 stops24h 54m

$549

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 4/28

11:00 am-5:40 pm

2 stops20h 40m

Bucharest Otopeni Intl

Tue 5/12

7:00 am-5:50 pm

2 stops20h 50m

$550

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 5/13

11:05 am-5:20 pm

2 stops20h 15m

Bucharest Otopeni Intl

Wed 5/20

7:00 am-11:45 am

1 stop14h 45m

$557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 $671. 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 $696.

What is the cheapest day to depart on your flight to Bucharest?

Our data shows that Monday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $733. The most expensive day to fly to Bucharest is Wednesday, with ticket prices averaging around $1,195.

What is the cheapest time of day to depart on your flight to Bucharest?

According to our data, the cheapest time of day to fly to Bucharest is in the afternoon. momondo users have found flights departing from San Francisco to Bucharest in the afternoon for as low as $724. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is in the evening when prices are around $1,056.

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 $806 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 $680 on momondo.

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

As of December 2025, prices for San Francisco to Bucharest flights are approximately 63% 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

15h 35m

Direct flights

None
The fastest flight from San Francisco to Bucharest takes 15h 35m
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 15h 35m.

  • 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
Scandinavian AirlinesPriceFrom $519Free CancellationRating
7.4
1,627 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,618 reviews
Search British Airways flights
SWISSPriceFrom $560Free CancellationRating
7.5
1,821 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $595Free CancellationRating
7.3
4,115 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $620Free CancellationRating
6.8
7,656 reviews
Search Lufthansa flights
United AirlinesPriceFrom $660Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
KLMPriceFrom $661Free CancellationRating
7.7
1,434 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 1/25
Sun 2/1
By creating a price alert you accept our terms of use and privacy policy.

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