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Cheap flights from San Francisco to Bucharest from $274

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 10/7. 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

Delta Logo
3:30 pm - 12:10 pmSFO-OTP
34h 40m2 stops
Delta Logo
1:05 pm - 1:35 pmOTP-SFO
34h 30m1 stop
$639Delta
Find Deal
Tue, Oct 7 - Mon, Nov 10
British Airways Logo
4:30 pm - 7:05 pmSFO-OTP
16h 35m1 stop
British Airways Logo
8:05 am - 3:00 pmOTP-SFO
16h 55m1 stop
$640British Airways
Find Deal
Fri, Oct 10 - Wed, Nov 5
Logo
9:40 pm - 11:50 pmSFO-OTP
16h 10m2 stops
Logo
6:05 am - 12:40 pmOTP-SFO
16h 35m2 stops
$641
Find Deal
Sun, Nov 30 - Fri, Dec 12
Lufthansa Logo
9:40 pm - 1:05 amSFO-OTP
17h 25m1 stop
Lufthansa Logo
5:55 am - 5:28 pmOTP-SFO
21h 33m2 stops
$643Lufthansa
Find Deal
Mon, Nov 3 - Sat, Nov 15
Turkish Airlines Logo
6:45 pm - 8:10 amSFO-OTP
27h 25m1 stop
Turkish Airlines Logo
9:55 pm - 4:40 pmOTP-SFO
28h 45m1 stop
$644Turkish Airlines
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Thu, Oct 9 - Sun, Oct 19
United Airlines Logo
1:20 pm - 11:40 pmSFO-OTP
24h 20m1 stop
United Airlines Logo
2:50 pm - 8:10 pmOTP-SFO
15h 20m1 stop
$646United Airlines
Find Deal
Fri, Oct 10 - Fri, Nov 7
Turkish Airlines Logo
6:45 pm - 2:35 pmSFO-OTP
33h 50m1 stop
Turkish Airlines Logo
9:45 pm - 10:35 amOTP-SFO
22h 50m1 stop
$647Turkish Airlines
Find Deal
Wed, Sep 17 - Thu, Sep 25
United Airlines Logo
11:33 pm - 6:25 pmSFO-OTP
33h 52m2 stops
United Airlines Logo
5:55 am - 8:10 pmOTP-SFO
24h 15m1 stop
$651United Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 8
SWISS Logo
8:25 pm - 12:25 amSFO-OTP
19h 00m1 stop
SWISS Logo
6:30 am - 4:30 pmOTP-SFO
20h 00m1 stop
$652SWISS
Find Deal
Sat, Oct 25 - Fri, Nov 7
Lufthansa Logo
9:05 pm - 1:05 amSFO-OTP
19h 00m1 stop
Lufthansa Logo
5:55 am - 12:40 pmOTP-SFO
16h 45m1 stop
$667Lufthansa
Find Deal
Sat, Oct 25 - Sat, Nov 8

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
Oct 7
SFO3:30 pmSan Francisco
34h 40m
2 stops
OTP12:10 pmBucharest Otopeni Intl
Nov 10
OTP1:05 pmBucharest Otopeni Intl
34h 30m
1 stop
SFO1:35 pmSan Francisco
$639
Find similar
Delta
Oct 19
SFO12:35 amSan Francisco
25h 35m
2 stops
OTP12:10 pmBucharest Otopeni Intl
Nov 3
OTP6:05 amBucharest Otopeni Intl
17h 30m
1 stop
SFO1:35 pmSan Francisco
$662
Find similar
Delta
Oct 19
SFO12:35 amSan Francisco
25h 35m
2 stops
OTP12:10 pmBucharest Otopeni Intl
Nov 3
OTP6:05 amBucharest Otopeni Intl
21h 19m
2 stops
SFO5:24 pmSan Francisco
$671
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
Oct 10
SFO4:30 pmSan Francisco
16h 35m
1 stop
OTP7:05 pmBucharest Otopeni Intl
Nov 5
OTP8:05 amBucharest Otopeni Intl
16h 55m
1 stop
SFO3:00 pmSan Francisco
$640
Find similar
British Airways
Oct 7
SFO7:20 pmSan Francisco
20h 05m
1 stop
OTP1:25 amBucharest Otopeni Intl
Oct 21
OTP8:25 amBucharest Otopeni Intl
22h 02m
2 stops
SFO8:27 pmSan Francisco
$668
Find similar
British Airways
Nov 13
SFO11:00 amSan Francisco
18h 45m
2 stops
OTP3:45 pmBucharest Otopeni Intl
Nov 23
OTP7:35 amBucharest Otopeni Intl
17h 25m
1 stop
SFO3:00 pmSan Francisco
$680
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 September 3, 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

Tue 10/7

3:30 pm-12:10 pm

2 stops34h 40m

Bucharest Otopeni Intl

Mon 11/10

1:05 pm-1:35 pm

1 stop34h 30m

$639

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Fri 10/10

4:30 pm-7:05 pm

1 stop16h 35m

Bucharest Otopeni Intl

Wed 11/5

8:05 am-3:00 pm

1 stop16h 55m

$640

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 11/30

9:40 pm-11:50 pm

2 stops16h 10m

Bucharest Otopeni Intl

Fri 12/12

6:05 am-12:40 pm

2 stops16h 35m

$641

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 11/3

9:40 pm-1:05 am

1 stop17h 25m

Bucharest Otopeni Intl

Sat 11/15

5:55 am-5:28 pm

2 stops21h 33m

$643

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Thu 10/9

6:45 pm-8:10 am

1 stop27h 25m

Bucharest Otopeni Intl

Sun 10/19

9:55 pm-4:40 pm

1 stop28h 45m

$644

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Fri 10/10

1:20 pm-11:40 pm

1 stop24h 20m

Bucharest Otopeni Intl

Fri 11/7

2:50 pm-8:10 pm

1 stop15h 20m

$646

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 9/17

6:45 pm-2:35 pm

1 stop33h 50m

Bucharest Otopeni Intl

Thu 9/25

9:45 pm-10:35 am

1 stop22h 50m

$647

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sat 10/25

11:33 pm-6:25 pm

2 stops33h 52m

Bucharest Otopeni Intl

Sat 11/8

5:55 am-8:10 pm

1 stop24h 15m

$651

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sat 10/25

8:25 pm-12:25 am

1 stop19h 00m

Bucharest Otopeni Intl

Fri 11/7

6:30 am-4:30 pm

1 stop20h 00m

$652

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sat 10/25

9:05 pm-1:05 am

1 stop19h 00m

Bucharest Otopeni Intl

Sat 11/8

5:55 am-12:40 pm

1 stop16h 45m

$667

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between San Francisco and Bucharest Otopeni Intl Airport?

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 August instead. Flights to Bucharest Otopeni Intl Airport in August, while not as cheap as those in November, still average around $696.

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 $917 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 $678 on momondo.

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

As of September 2025, prices for San Francisco to Bucharest Otopeni Intl Airport flights are approximately 25% cheaper 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 15h 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
1,481 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $599Free CancellationRating
7.3
3,953 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $602Free CancellationRating
6.7
7,344 reviews
Search British Airways flights
United AirlinesPriceFrom $636Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
SWISSPriceFrom $662Free CancellationRating
7.6
1,721 reviews
Search SWISS flights
KLMPriceFrom $666Free CancellationRating
7.8
1,382 reviews
Search KLM flights
LufthansaPriceFrom $681Free CancellationRating
6.8
7,385 reviews
Search Lufthansa flights
DeltaPriceFrom $684Free CancellationRating
7.9
7,973 reviews
Search Delta 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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