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Cheap flights from San Francisco to Bucharest from $440

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 11/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Lufthansa Logo
9:40 pm - 1:05 amSFO-OTP
17h 25m1 stop
Lufthansa Logo
5:55 am - 12:40 pmOTP-SFO
16h 45m1 stop
$533Lufthansa
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Mon, Dec 1 - Mon, Dec 15
Delta Logo
3:40 pm - 10:50 pmSFO-OTP
21h 10m1 stop
Delta Logo
6:00 am - 11:50 amOTP-SFO
15h 50m1 stop
$534Delta
Find Deal
Fri, Nov 28 - Fri, Dec 5
Delta Logo
5:45 am - 1:50 pmSFO-OTP
22h 05m2 stops
Delta Logo
6:00 am - 11:50 amOTP-SFO
15h 50m1 stop
$539Delta
Find Deal
Fri, Nov 28 - Fri, Dec 5
Turkish Airlines Logo
6:50 pm - 8:30 pmSFO-OTP
15h 40m1 stop
Turkish Airlines Logo
3:30 pm - 12:05 pmOTP-SFO
29h 35m1 stop
$565Turkish Airlines
Find Deal
Thu, Mar 5 - Sat, Mar 14
British Airways Logo
2:32 pm - 11:45 pmSFO-OTP
23h 13m2 stops
British Airways Logo
8:05 am - 6:45 pmOTP-SFO
20h 40m1 stop
$567British Airways
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Sat, Feb 21 - Sat, Feb 28
Turkish Airlines Logo
7:50 pm - 8:30 pmSFO-OTP
15h 40m1 stop
Turkish Airlines Logo
3:55 pm - 4:45 pmOTP-SFO
34h 50m1 stop
$575Turkish Airlines
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Fri, Mar 27 - Sat, Apr 25
United Airlines Logo
1:35 pm - 2:00 pmSFO-OTP
14h 25m1 stop
United Airlines Logo
6:05 am - 3:30 pmOTP-SFO
19h 25m2 stops
$605United Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 17
British Airways Logo
8:40 pm - 3:30 pmSFO-OTP
32h 50m1 stop
British Airways Logo
4:00 pm - 3:00 pmOTP-SFO
33h 00m1 stop
$608British Airways
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Sun, Nov 16 - Mon, Jan 12
United Airlines Logo
11:00 am - 2:00 pmSFO-OTP
17h 00m2 stops
United Airlines Logo
6:05 am - 3:30 pmOTP-SFO
19h 25m2 stops
$610United Airlines
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Wed, Dec 3 - Wed, Dec 17
SWISS Logo
11:45 am - 12:25 amSFO-OTP
26h 40m2 stops
SWISS Logo
4:40 pm - 4:30 pmOTP-SFO
33h 50m1 stop
$643SWISS
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Wed, Nov 12 - Mon, Jan 12

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
Dec 1
SFO9:40 pmSan Francisco
17h 25m
1 stop
OTP1:05 amBucharest Otopeni Intl
Dec 15
OTP5:55 amBucharest Otopeni Intl
16h 45m
1 stop
SFO12:40 pmSan Francisco
$533
Find similar
Lufthansa
Dec 3
SFO2:50 pmSan Francisco
23h 05m
2 stops
OTP11:55 pmBucharest Otopeni Intl
Dec 17
OTP1:05 pmBucharest Otopeni Intl
16h 30m
1 stop
SFO7:35 pmSan Francisco
$543
Find similar
Lufthansa
Dec 3
SFO9:40 pmSan Francisco
17h 25m
1 stop
OTP1:05 amBucharest Otopeni Intl
Dec 17
OTP6:05 amBucharest Otopeni Intl
23h 30m
1 stop
SFO7:35 pmSan Francisco
$545
Find similar

Delta flights from San Francisco to Bucharest Otopeni Intl Airport

Our best Delta deals on San Francisco to Bucharest Otopeni Intl Airport flight tickets
Delta
Nov 28
SFO3:40 pmSan Francisco
21h 10m
1 stop
OTP10:50 pmBucharest Otopeni Intl
Dec 5
OTP6:00 amBucharest Otopeni Intl
15h 50m
1 stop
SFO11:50 amSan Francisco
$534
Find similar
Delta
Nov 28
SFO5:45 amSan Francisco
22h 05m
2 stops
OTP1:50 pmBucharest Otopeni Intl
Dec 5
OTP6:00 amBucharest Otopeni Intl
15h 50m
1 stop
SFO11:50 amSan Francisco
$539
Find similar
Delta
Dec 1
SFO1:55 pmSan Francisco
17h 15m
1 stop
OTP5:10 pmBucharest Otopeni Intl
Dec 15
OTP6:00 amBucharest Otopeni Intl
22h 04m
2 stops
SFO6:04 pmSan Francisco
$550
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 November 2, 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 12/1

9:40 pm-1:05 am

1 stop17h 25m

Bucharest Otopeni Intl

Mon 12/15

5:55 am-12:40 pm

1 stop16h 45m

$533

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Fri 11/28

3:40 pm-10:50 pm

1 stop21h 10m

Bucharest Otopeni Intl

Fri 12/5

6:00 am-11:50 am

1 stop15h 50m

$534

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Fri 11/28

5:45 am-1:50 pm

2 stops22h 05m

Bucharest Otopeni Intl

Fri 12/5

6:00 am-11:50 am

1 stop15h 50m

$539

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Thu 3/5

6:50 pm-8:30 pm

1 stop15h 40m

Bucharest Otopeni Intl

Sat 3/14

3:30 pm-12:05 pm

1 stop29h 35m

$565

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sat 2/21

2:32 pm-11:45 pm

2 stops23h 13m

Bucharest Otopeni Intl

Sat 2/28

8:05 am-6:45 pm

1 stop20h 40m

$567

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Fri 3/27

7:50 pm-8:30 pm

1 stop15h 40m

Bucharest Otopeni Intl

Sat 4/25

3:55 pm-4:45 pm

1 stop34h 50m

$575

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 12/3

1:35 pm-2:00 pm

1 stop14h 25m

Bucharest Otopeni Intl

Wed 12/17

6:05 am-3:30 pm

2 stops19h 25m

$605

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 11/16

8:40 pm-3:30 pm

1 stop32h 50m

Bucharest Otopeni Intl

Mon 1/12

4:00 pm-3:00 pm

1 stop33h 00m

$608

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 12/3

11:00 am-2:00 pm

2 stops17h 00m

Bucharest Otopeni Intl

Wed 12/17

6:05 am-3:30 pm

2 stops19h 25m

$610

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 11/12

11:45 am-12:25 am

2 stops26h 40m

Bucharest Otopeni Intl

Mon 1/12

4:40 pm-4:30 pm

1 stop33h 50m

$643

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 October, then book flights to Bucharest Otopeni Intl Airport from San Francisco during November instead. Flights to Bucharest Otopeni Intl Airport in November, while not as cheap as those in October, still average around $665.

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

Our data shows that Monday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $840. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Bucharest Otopeni Intl Airport for around $1,354.

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

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is in the afternoon. Flights from San Francisco to Bucharest Otopeni Intl Airport during this time can be as low as $776. At noon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $1,280 per ticket.

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 $852 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 $603 on momondo.

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

As of November 2025, prices for San Francisco to Bucharest Otopeni Intl Airport flights are approximately 19% 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

Direct flights

None
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.
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  • 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 14h 25m.

  • 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
1,550 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,494 reviews
Search British Airways flights
SWISSPriceFrom $560Free CancellationRating
7.5
1,775 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $590Free CancellationRating
7.3
4,037 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $629Free CancellationRating
6.8
7,542 reviews
Search Lufthansa flights
United AirlinesPriceFrom $660Free CancellationRating
7.4
8,993 reviews
Search United Airlines flights
KLMPriceFrom $694Free CancellationRating
7.7
1,404 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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