$429+ Cheap flights from Otopeni Intl (OTP) to San Francisco (SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — SFO
May 20 — May 271
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Otopeni Intl to San FranciscoExplore the most affordable flight options available from Otopeni Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 20, 2026.
Explore the most affordable flight options available from Otopeni Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 20, 2026.
This LOT deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:20 am
OTP
- SFO
1 stop21h 55m
LOT
Sat 5/1610:15 pm
SFO
- OTP
1 stop17h 35m
LOT
Deal found 4/17![LOT logo]()
$848
This Cheapflightsfares deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:50 pm
OTP
- SFO
2 stops31h 50m
Scandinavian Airlines
Fri 10/24:45 pm
SFO
- OTP
2 stops21h 00m
Scandinavian Airlines
Deal found 4/19![Scandinavian Airlines logo]()
$879
This Mytrip deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:20 pm
OTP
- SFO
1 stop26h 30m
Multiple Airlines
Sat 5/305:40 pm
SFO
- OTP
1 stop25h 10m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$880
This Trip.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/284:50 pm
OTP
- SFO
2 stops31h 50m
Scandinavian Airlines
Sun 9/274:45 pm
SFO
- OTP
2 stops21h 00m
Scandinavian Airlines
Deal found 4/19![Scandinavian Airlines logo]()
$890
This Expedia deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:35 am
OTP
- SFO
1 stop15h 55m
Multiple Airlines
Sun 9/277:30 pm
SFO
- OTP
1 stop19h 20m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$891
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Sat 6/207:30 pm
SFO
- OTP
1 stop18h 50m
British Airways
Deal found 4/17![British Airways logo]()
$892
This oojo deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:35 pm
OTP
- SFO
1 stop15h 40m
LOT
Sat 10/1010:15 pm
SFO
- OTP
1 stop29h 35m
LOT
Deal found 4/18![LOT logo]()
$893
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Sat 6/207:30 pm
SFO
- OTP
1 stop18h 50m
British Airways
Deal found 4/17![British Airways logo]()
$899
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Sun 6/217:30 pm
SFO
- OTP
1 stop19h 20m
British Airways
Deal found 4/17![British Airways logo]()
$900
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:30 pm
OTP
- SFO
1 stop35h 45m
LOT
Thu 9/243:50 pm
SFO
- OTP
1 stop21h 25m
LOT
Deal found 4/19![LOT logo]()
$901
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:35 am
OTP
- SFO
1 stop15h 55m
Multiple Airlines
Wed 9/309:05 pm
SFO
- OTP
1 stop18h 05m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$903
Best flights from Otopeni Intl to San FranciscoDiscover carefully curated flight deals from Otopeni Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 20, 2026.
Discover carefully curated flight deals from Otopeni Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 20, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:35 am
OTP
- SFO
2 stops40h 05m
Scandinavian Airlines
Wed 9/304:45 pm
SFO
- OTP
2 stops21h 00m
Scandinavian Airlines
Deal found 4/19![Scandinavian Airlines logo]()
$924
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:05 am
OTP
- SFO
1 stop14h 40m
Delta
Sun 5/2410:29 am
SFO
- OTP
2 stops20h 51m
Delta
Deal found 4/19![Delta logo]()
$1,028
This United Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:15 am
OTP
- SFO
2 stops22h 09m
United Airlines
Fri 9/257:25 pm
SFO
- OTP
1 stop18h 15m
United Airlines
Deal found 4/19![United Airlines logo]()
$1,063
This Scandinavian Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:50 pm
OTP
- SFO
2 stops31h 50m
Scandinavian Airlines
Tue 9/294:45 pm
SFO
- OTP
2 stops36h 40m
Scandinavian Airlines
Deal found 4/19![Scandinavian Airlines logo]()
$924
This Scandinavian Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:50 pm
OTP
- SFO
2 stops31h 50m
Scandinavian Airlines
Wed 9/304:45 pm
SFO
- OTP
2 stops21h 00m
Scandinavian Airlines
Deal found 4/19![Scandinavian Airlines logo]()
$924
This Delta deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:05 am
OTP
- SFO
1 stop14h 40m
Delta
Tue 6/96:00 am
SFO
- OTP
2 stops25h 20m
Delta
Deal found 4/18![Delta logo]()
$1,030
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:05 am
OTP
- SFO
2 stops22h 00m
Delta
Sat 5/305:55 am
SFO
- OTP
2 stops25h 25m
Delta
Deal found 4/20![Delta logo]()
$1,033
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:00 am
OTP
- SFO
1 stop16h 50m
Delta
Sun 6/75:32 am
SFO
- OTP
2 stops21h 28m
Delta
Deal found 4/16![Delta logo]()
$1,037
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:05 am
OTP
- SFO
1 stop14h 40m
Delta
Sat 10/247:00 am
SFO
- OTP
2 stops20h 05m
Delta
Deal found 4/17![Delta logo]()
$1,048
Last-minute flights from Otopeni Intl to San FranciscoDiscover last-minute flight deals from Otopeni Intl to San Francisco. Data last updated April 20, 2026 and is based on user searches.
Discover last-minute flight deals from Otopeni Intl to San Francisco. Data last updated April 20, 2026 and is based on user searches.
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:15 am
OTP
- SFO
1 stop19h 15m
British Airways
Sun 6/217:30 pm
SFO
- OTP
1 stop19h 20m
British Airways
Deal found 4/17![British Airways logo]()
$891
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:15 am
OTP
- SFO
1 stop19h 15m
British Airways
Sat 6/207:30 pm
SFO
- OTP
1 stop18h 50m
British Airways
Deal found 4/17![British Airways logo]()
$904
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:15 am
OTP
- SFO
1 stop19h 15m
British Airways
Fri 6/197:30 pm
SFO
- OTP
1 stop18h 20m
British Airways
Deal found 4/17![British Airways logo]()
$905
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Sat 6/207:30 pm
SFO
- OTP
1 stop18h 50m
British Airways
Deal found 4/17![British Airways logo]()
$892
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Fri 6/197:30 pm
SFO
- OTP
1 stop18h 20m
British Airways
Deal found 4/17![British Airways logo]()
$906
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Sat 6/207:30 pm
SFO
- OTP
1 stop18h 50m
British Airways
Deal found 4/17![British Airways logo]()
$899
This deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:15 am
OTP
- SFO
1 stop19h 25m
British Airways
Sun 6/217:30 pm
SFO
- OTP
1 stop19h 20m
British Airways
Deal found 4/17![British Airways logo]()
$900
This LOT deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:20 am
OTP
- SFO
1 stop21h 55m
LOT
Sat 5/1610:15 pm
SFO
- OTP
1 stop17h 35m
LOT
Deal found 4/17![LOT logo]()
$848
This Mytrip deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:20 pm
OTP
- SFO
1 stop26h 30m
Multiple Airlines
Sat 5/305:40 pm
SFO
- OTP
1 stop25h 10m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$880
This Cheapflightsfares deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:50 pm
OTP
- SFO
2 stops31h 50m
Scandinavian Airlines
Fri 10/24:45 pm
SFO
- OTP
2 stops21h 00m
Scandinavian Airlines
Deal found 4/19![Scandinavian Airlines logo]()
$879
This LOT deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/215:35 am
OTP
- SFO
1 stop18h 15m
LOT
Thu 6/43:50 pm
SFO
- OTP
1 stop15h 55m
LOT
Deal found 4/17![LOT logo]()
$925
One-way flights from Otopeni Intl to San FranciscoSearch for one-way flight options from Otopeni Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 20, 2026.
Search for one-way flight options from Otopeni Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:00 am
OTP
- SFO
3 stops49h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:35 pm
OTP
- SFO
3 stops45h 05m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$502
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:35 am
OTP
- SFO
1 stop15h 55m
TAROM
Deal found 4/17![TAROM logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/249:10 pm
OTP
- SFO
3 stops53h 30m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:20 pm
OTP
- SFO
3 stops38h 15m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$565
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:50 am
OTP
- SFO
3 stops49h 05m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$568
Find flight deals from Otopeni Intl to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $848 (LOT) |
One-way from | $429 (Kiwi.com) |
Popular in | July |
Cheapest in | August |
Average price | $1,044 |
Cheapflights Fare Finder
Customize your flight search to find flights from Otopeni Intl to San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated April 20, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Thu 8/27
8:35 am-2:40 pm
2 stops40h 05m
San Francisco
Wed 9/30
4:45 pm-11:45 pm
2 stops21h 00m
$924
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Sun 8/30
4:50 pm-2:40 pm
2 stops31h 50m
San Francisco
Tue 9/29
4:45 pm-3:25 pm
2 stops36h 40m
$924
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Sat 8/29
4:50 pm-2:40 pm
2 stops31h 50m
San Francisco
Wed 9/30
4:45 pm-11:45 pm
2 stops21h 00m
$924
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Sat 5/9
7:05 am-11:45 am
1 stop14h 40m
San Francisco
Sun 5/24
10:29 am-5:20 pm
2 stops20h 51m
$1,028
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Tue 6/2
7:05 am-11:45 am
1 stop14h 40m
San Francisco
Tue 6/9
6:00 am-5:20 pm
2 stops25h 20m
$1,030
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Thu 5/14
7:05 am-7:05 pm
2 stops22h 00m
San Francisco
Sat 5/30
5:55 am-5:20 pm
2 stops25h 25m
$1,033
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Sun 5/31
6:00 am-12:50 pm
1 stop16h 50m
San Francisco
Sun 6/7
5:32 am-1:00 pm
2 stops21h 28m
$1,037
Quickest round-trip
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Fri 10/9
7:05 am-11:45 am
1 stop14h 40m
San Francisco
Sat 10/24
7:00 am-1:05 pm
2 stops20h 05m
$1,048
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Wed 8/26
6:15 am-6:24 pm
2 stops22h 09m
San Francisco
Fri 9/25
7:25 pm-11:40 pm
1 stop18h 15m
$1,063
Cheapest one-way
BucharestSan Francisco
OTP - SFO
OTPSFO
Bucharest Otopeni Intl
Mon 6/8
10:35 pm-2:35 pm
3 stops50h 00m
$437
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Otopeni Intl to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Otopeni Intl to San Francisco in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Bucharest Otopeni Intl Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bucharest Otopeni Intl Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bucharest Otopeni Intl Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Otopeni Intl to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Otopeni Intl with our price prediction graph.
OTP-SFO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Bucharest Otopeni Intl Airport to San Francisco
Prices
More
How far ahead should I book a flight from Bucharest Otopeni Intl Airport to San Francisco?
Use this chart to determine the optimal time to book a round-trip flight from Otopeni Intl to San Francisco. Price data was last updated on April 17, 2026.
Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bucharest Otopeni Intl Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to San Francisco?
Currently, August is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to San Francisco (average of $884). Flying from Bucharest Otopeni Intl Airport to San Francisco in July is currently the most expensive (average of $1,087). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to San Francisco?
What’s the top layover airport for flights from Bucharest Otopeni Intl Airport to San Francisco?
Share of 1-stop round-trip flights from Bucharest Otopeni Intl Airport to San Francisco chosen by Cheapflights users in the past 12 months, using the same layover each way.
Istanbul (IST) – chosen by Cheapflights users on 75% of 1-stop itineraries from Bucharest Otopeni Intl Airport to San Francisco on Cheapflights.
What’s the cheapest layover airport for flights from Bucharest Otopeni Intl Airport to San Francisco?
Average round-trip fare for 1-stop flights from Bucharest Otopeni Intl Airport to San Francisco, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $1,032.
What’s the fastest layover option from Bucharest Otopeni Intl Airport to San Francisco?
Shortest average travel time for 1-stop one-way flights from Bucharest Otopeni Intl Airport to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 15h 20m.
Which airport typically offers the quickest layover for flights from Bucharest Otopeni Intl Airport to San Francisco?
Average layover duration for 1-stop one-way flights from Bucharest Otopeni Intl Airport to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 1h 08m.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated April 20, 2026.
Get a feel of what it's like to fly with KLM,SWISS, andTurkish Airlines from Bucharest Otopeni Intl Airport to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Crew
8.4
Boarding
7.8
Entertainment
7.1
Overall
7.8
Comfort
7.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Food
7.3
Crew
8.4
Boarding
7.8
Entertainment
7.1
Overall
7.8
Comfort
7.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Food
7.3
Crew
8.4
Boarding
7.8
Entertainment
7.1
Overall
7.8
Comfort
7.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Food
7.3
Crew
8.4
Boarding
7.8
Entertainment
7.1
Overall
7.8
Comfort
7.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Food
7.3
Crew
8.4
Boarding
7.8
Entertainment
7.1
Overall
7.8
Comfort
7.7
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Related info for your journey
Find useful and relevant information for your journey from Otopeni Intl to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Otopeni Intl and San Francisco flights
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Top 4 airlines flying from Otopeni Intl to San Francisco
Discover the top 4 airlines that operate flights from Otopeni Intl to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$827 | Average$990 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$876 | Average$1,131 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$899 | Average$1,043 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$913 | Average$996 | FlexibilityNo cancel fee | On-time76% |