HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$660+ Cheap flights from Otopeni Intl (OTP) to San Diego (SAN)

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — SAN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Otopeni Intl to San Diego with Cheapflights

1. Tell us where you want to go

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Otopeni Intl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to San Diego (SAN). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$690
(Kiwi.com)

One-way from

$660
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$861
Provider with most accurate pricing for Bucharest Otopeni Intl-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bucharest Otopeni Intl-San Diego flights.
Search Deals
From Bucharest Otopeni Intl to San Diego
Search Deals
One-way flight from Bucharest Otopeni Intl to San Diego
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Otopeni Intl to San Diego

Cheapest flights from Otopeni Intl to San Diego
Explore the most affordable flight options available from Otopeni Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/15. 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 3/66:00 am
OTP
-
SAN
2 stops38h 30m
Multiple Airlines
Tue 3/106:35 pm
SAN
-
OTP
1 stop15h 00m
Multiple Airlines
Deal found 1/15$690
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Sun 1/256:10 am
OTP
-
SAN
2 stops39h 35m
Multiple Airlines
Wed 1/285:35 pm
SAN
-
OTP
1 stop15h 00m
Multiple Airlines
Deal found 1/14$694
This lol.travel deal was found by Cheapflights users on 1/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/208:00 pm
OTP
-
SAN
1 stop28h 55m
British Airways
Tue 6/304:45 pm
SAN
-
OTP
1 stop22h 35m
British Airways
Deal found 1/13$795
This British Airways deal was found by Cheapflights users on 1/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/68:00 am
OTP
-
SAN
1 stop18h 10m
British Airways
Tue 3/107:00 pm
SAN
-
OTP
1 stop18h 55m
British Airways
Deal found 1/15$796
This Expedia deal was found by Cheapflights users on 1/12. 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.
Sun 6/78:10 am
OTP
-
SAN
1 stop16h 45m
British Airways
Sun 6/144:45 pm
SAN
-
OTP
1 stop22h 05m
British Airways
Deal found 1/12$798
This British Airways deal was found by Cheapflights users on 1/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/248:05 am
OTP
-
SAN
2 stops24h 21m
British Airways
Wed 1/286:00 pm
SAN
-
OTP
1 stop19h 30m
British Airways
Deal found 1/14$860
This Delta deal was found by Cheapflights users on 1/14. 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 1/256:00 am
OTP
-
SAN
2 stops27h 48m
Delta
Thu 4/301:41 pm
SAN
-
OTP
2 stops17h 39m
Delta
Deal found 1/14$906
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Sun 1/252:50 pm
OTP
-
SAN
3 stops39h 59m
United Airlines
Thu 4/3011:00 am
SAN
-
OTP
2 stops26h 20m
United Airlines
Deal found 1/12$908

Cheapflights Fare Finder

 
Customize your flight search to find flights from Otopeni Intl to San Diego 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 January 15, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to San Diego that are best for you.

Fly from

Otopeni Intl

Fly to

San Diego

Route

Depart

Return

Price

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Sun 1/25

6:10 am-11:45 am

2 stops39h 35m

San Diego

Wed 1/28

5:35 pm-6:35 pm

1 stop15h 00m

$694

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Fri 3/6

9:35 am-11:59 pm

2 stops24h 24m

San Diego

Tue 3/10

8:25 am-10:55 pm

2 stops29h 30m

$774

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Fri 3/6

8:00 am-4:10 pm

1 stop18h 10m

San Diego

Tue 3/10

7:00 pm-10:55 pm

1 stop18h 55m

$796

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Sun 6/7

8:10 am-2:55 pm

1 stop16h 45m

San Diego

Sun 6/14

4:45 pm-12:50 am

1 stop22h 05m

$798

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Sun 1/25

6:00 am-10:47 pm

2 stops26h 47m

San Diego

Thu 4/30

1:40 pm-5:20 pm

1 stop17h 40m

$906

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Sun 1/25

2:50 pm-8:49 pm

3 stops39h 59m

San Diego

Thu 4/30

11:00 am-11:20 pm

2 stops26h 20m

$908

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Wed 1/21

11:55 am-11:45 am

3 stops57h 50m

$660

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Thu 1/22

6:00 am-7:46 pm

3 stops47h 46m

$674

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Tue 1/20

1:10 pm-7:17 am

3 stops52h 07m

$693

BucharestSan Diego

OTP - SAN

OTPSAN

Bucharest Otopeni Intl

Wed 1/21

4:05 pm-7:50 pm

2 stops37h 45m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 12 results
1
2

Compare providers for flights from Otopeni Intl to San Diego

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 Diego in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bucharest Otopeni Intl Airport-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bucharest Otopeni Intl Airport-San Diego flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-San Diego flights, Cheapflights users trust eDreams the most. eDreams 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 Diego 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 Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Otopeni Intl with our price prediction graph.
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.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated January 15, 2026.
See what other customers who have flown with British Airways from Bucharest Otopeni Intl Airport to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,676 reviews

Crew

7.6

Entertainment

6.4

Food

6.4

Overall

6.7

Boarding

6.9

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,676 reviews
British Airways
6.7
Okay
7,676 reviews

Crew

7.6

Entertainment

6.4

Food

6.4

Overall

6.7

Boarding

6.9

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Otopeni Intl to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Bucharest Otopeni Intl?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from Bucharest Otopeni Intl to San Diego. 1 airline have flights to San Diego from Bucharest Otopeni Intl on a regular basis. Booking flights from Bucharest Otopeni Intl to San Diego should not be difficult; the airport handles an average of 0 inbound flights from Bucharest Otopeni Intl per day.

  • How long is the flight from Bucharest Otopeni Intl Airport to San Diego?

    Airlines like British Airways fly from Bucharest Otopeni Intl Airport to San Diego in about 18h 10m. The time it takes to get you to your destination can typically vary by up to . The distance between Bucharest Otopeni Intl Airport and San Diego is about 6614 mi.

  • What is the cheapest airline to fly from Bucharest Otopeni Intl Airport to San Diego round-trip?

    British Airways, at $757, was found to be the cheapest airline from Bucharest Otopeni Intl Airport to San Diego.. British Airways is 22% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Otopeni Intl to San Diego that include hotel bookings?

    Yes. In addition to deals on Otopeni Intl to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Otopeni Intl to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Otopeni Intl to San Diego.

  • Can I find deals for business class flights from Otopeni Intl to San Diego?

    Yes. Cheapflights offers flight deals from Otopeni Intl to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Otopeni Intl to San Diego

Discover the top airline that operate flights from Otopeni Intl to San Diego. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$757Average$954FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.