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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 4/20. 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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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
4:35 pm - 3:25 pm
SFO
-
OTP
36h 50m1 stop
British Airways Logo
3:30 pm - 1:50 pm
OTP
-
SFO
32h 20m1 stop
$510British Airways
Mon, Mar 30 - Mon, Apr 13
British Airways Logo
4:35 pm - 12:45 am
SFO
-
OTP
22h 10m1 stop
British Airways Logo
4:15 pm - 5:40 pm
OTP
-
SFO
35h 25m1 stop
$530British Airways
Sun, Mar 29 - Wed, Apr 15
British Airways Logo
4:35 pm - 12:25 am
SFO
-
OTP
21h 50m2 stops
British Airways Logo
8:25 am - 10:45 pm
OTP
-
SFO
24h 20m2 stops
$533British Airways
Wed, Apr 1 - Wed, Apr 15
Delta Logo
1:05 pm - 12:45 pm
SFO
-
OTP
37h 40m2 stops
Delta Logo
2:00 pm - 11:45 am
OTP
-
SFO
31h 45m1 stop
$536Delta
Tue, Mar 31 - Wed, Apr 15
Delta Logo
10:55 pm - 1:00 pm
SFO
-
OTP
28h 05m2 stops
Delta Logo
2:00 pm - 11:45 am
OTP
-
SFO
31h 45m1 stop
$540Delta
Mon, Mar 30 - Wed, Apr 15
Delta Logo
5:00 pm - 5:20 pm
SFO
-
OTP
38h 20m2 stops
Delta Logo
2:00 pm - 11:45 am
OTP
-
SFO
31h 45m1 stop
$541Delta
Sun, Mar 29 - Wed, Apr 15
British Airways Logo
4:35 pm - 2:30 pm
SFO
-
OTP
35h 55m1 stop
British Airways Logo
6:15 pm - 5:30 pm
OTP
-
SFO
33h 15m1 stop
$544British Airways
Tue, May 19 - Tue, May 26
Lufthansa Logo
9:25 pm - 1:05 am
SFO
-
OTP
17h 40m1 stop
Lufthansa Logo
5:55 am - 12:40 pm
OTP
-
SFO
16h 45m1 stop
$549Lufthansa
Tue, Feb 17 - Tue, Mar 3
Multiple Airlines Logo
12:50 pm - 6:25 pm
SFO
-
OTP
19h 35m2 stops
Multiple Airlines Logo
5:55 am - 12:40 pm
OTP
-
SFO
16h 45m1 stop
$550Multiple Airlines
Tue, Feb 17 - Tue, Mar 3
Lufthansa Logo
9:25 pm - 1:05 am
SFO
-
OTP
17h 40m1 stop
Lufthansa Logo
6:05 am - 12:40 pm
OTP
-
SFO
16h 35m1 stop
$552Lufthansa
Wed, Feb 18 - Wed, Mar 4

Lufthansa flights from San Francisco to Bucharest Otopeni Intl Airport

Our best Lufthansa deals on San Francisco to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Feb 17
SFO9:25 pmSan Francisco
17h 40m
1 stop
OTP1:05 amBucharest Otopeni Intl
Mar 3
OTP5:55 amBucharest Otopeni Intl
16h 45m
1 stop
SFO12:40 pmSan Francisco
$549
Find similar
Lufthansa
Feb 18
SFO9:25 pmSan Francisco
17h 40m
1 stop
OTP1:05 amBucharest Otopeni Intl
Mar 4
OTP6:05 amBucharest Otopeni Intl
16h 35m
1 stop
SFO12:40 pmSan Francisco
$552
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
33h 35m
1 stop
SFO6:55 pmSan Francisco
$563
Find similar

British Airways flights from San Francisco to Bucharest Otopeni Intl Airport

Our best British Airways deals on San Francisco to Bucharest Otopeni Intl Airport flight tickets
British Airways
Mar 30
SFO4:35 pmSan Francisco
36h 50m
1 stop
OTP3:25 pmBucharest Otopeni Intl
Apr 13
OTP3:30 pmBucharest Otopeni Intl
32h 20m
1 stop
SFO1:50 pmSan Francisco
$510
Find similar
British Airways
Mar 29
SFO4:35 pmSan Francisco
22h 10m
1 stop
OTP12:45 amBucharest Otopeni Intl
Apr 15
OTP4:15 pmBucharest Otopeni Intl
35h 25m
1 stop
SFO5:40 pmSan Francisco
$530
Find similar
British Airways
Apr 1
SFO4:35 pmSan Francisco
21h 50m
2 stops
OTP12:25 amBucharest Otopeni Intl
Apr 15
OTP8:25 amBucharest Otopeni Intl
24h 20m
2 stops
SFO10:45 pmSan Francisco
$533
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Bucharest Otopeni Intl Airport 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 30, 2025.
Use the filters below to find and compare flights from San Francisco to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 3/30

4:35 pm-3:25 pm

1 stop36h 50m

Bucharest Otopeni Intl

Mon 4/13

3:30 pm-1:50 pm

1 stop32h 20m

$510

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 3/29

4:35 pm-12:45 am

1 stop22h 10m

Bucharest Otopeni Intl

Wed 4/15

4:15 pm-5:40 pm

1 stop35h 25m

$530

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 4/1

4:35 pm-12:25 am

2 stops21h 50m

Bucharest Otopeni Intl

Wed 4/15

8:25 am-10:45 pm

2 stops24h 20m

$533

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 3/31

1:05 pm-12:45 pm

2 stops37h 40m

Bucharest Otopeni Intl

Wed 4/15

2:00 pm-11:45 am

1 stop31h 45m

$536

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 3/30

10:55 pm-1:00 pm

2 stops28h 05m

Bucharest Otopeni Intl

Wed 4/15

2:00 pm-11:45 am

1 stop31h 45m

$540

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 3/29

5:00 pm-5:20 pm

2 stops38h 20m

Bucharest Otopeni Intl

Wed 4/15

2:00 pm-11:45 am

1 stop31h 45m

$541

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 5/19

4:35 pm-2:30 pm

1 stop35h 55m

Bucharest Otopeni Intl

Tue 5/26

6:15 pm-5:30 pm

1 stop33h 15m

$544

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 2/17

9:25 pm-1:05 am

1 stop17h 40m

Bucharest Otopeni Intl

Tue 3/3

5:55 am-12:40 pm

1 stop16h 45m

$549

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 2/17

12:50 pm-6:25 pm

2 stops19h 35m

Bucharest Otopeni Intl

Tue 3/3

5:55 am-12:40 pm

1 stop16h 45m

$550

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 2/18

9:25 pm-1:05 am

1 stop17h 40m

Bucharest Otopeni Intl

Wed 3/4

6:05 am-12:40 pm

1 stop16h 35m

$552

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Bucharest from

How to get the cheapest flight ticket from San Francisco to Bucharest Otopeni Intl Airport

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 Otopeni Intl Airport?

If you aren’t able to travel during the month of November, then book flights to Bucharest Otopeni Intl Airport from San Francisco during October instead. Flights to Bucharest Otopeni Intl Airport in October, while not as cheap as those in November, still average around $656.

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

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $805 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest Otopeni Intl Airport from San Francisco for as low as $680 on momondo.

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

As of December 2025, prices for San Francisco to Bucharest Otopeni Intl Airport flights are approximately 34% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Bucharest Otopeni Intl Airport

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

Cheap San Francisco to Bucharest Otopeni Intl Airport (SFO to OTP) flight deals and tips

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

Fastest flight time

17h 40m

Direct flights

None
The fastest flight from San Francisco to Bucharest Otopeni Intl Airport takes 17h 40m
There are no direct flights from San Francisco to Bucharest Otopeni Intl Airport. There are no popular flight routes from San Francisco to Bucharest Otopeni Intl Airport.
Search flight deals

  • How far is San Francisco to Bucharest Otopeni Intl by plane?

    San Francisco and Bucharest Otopeni Intl are 6412.0 mi apart from one another. By plane, this route typically takes 17h 40m.

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

    Prices for flights from San Francisco Airport to Bucharest Otopeni Intl Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Bucharest Otopeni Intl Airport.

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

    The travel and health documents required for your trip to Bucharest Otopeni Intl Airport 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 Otopeni Intl Airport. 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 Otopeni Intl Airport?

Best airlines flying from San Francisco to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from San Francisco to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $519Free CancellationRating
7.4
1,632 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,623 reviews
Search British Airways flights
SWISSPriceFrom $560Free CancellationRating
7.5
1,830 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $595Free CancellationRating
7.3
4,131 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $620Free CancellationRating
6.8
7,662 reviews
Search Lufthansa flights
United AirlinesPriceFrom $660Free CancellationRating
7.4
9,121 reviews
Search United Airlines flights
KLMPriceFrom $661Free CancellationRating
7.7
1,435 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bucharest from San Francisco.

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

momondo does allow users to show only those flights to Bucharest from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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?

Of course. momondo tracks the price of San Francisco to Bucharest flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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