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$316+ Cheap flights from Oakland, CA (OAK) to Bulgaria

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SOF
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Oakland to Bulgaria

Best flights from Oakland to Bulgaria
Discover carefully curated flight deals from Oakland to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

This oojo deal was found by Cheapflights users on 12/24. 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.
Mon 4/272:09 pmOAK - SOF
2 stops44h 31mBritish Airways
Mon 5/118:00 pmSOF - OAK
2 stops36h 32mBritish Airways
Deal found 12/24$733
This oojo deal was found by Cheapflights users on 12/24. 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.
Fri 4/242:09 pmOAK - SOF
2 stops44h 11mBritish Airways
Fri 5/82:20 pmSOF - OAK
2 stops42h 12mBritish Airways
Deal found 12/24$823
This oojo deal was found by Cheapflights users on 12/24. 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.
Sun 5/247:00 amOAK - SOF
2 stops26h 10mBritish Airways
Sun 6/79:10 pmSOF - OAK
2 stops31h 55mBritish Airways
Deal found 12/24$922
This oojo deal was found by Cheapflights users on 12/24. 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.
Wed 5/277:00 amOAK - SOF
2 stops44h 30mBritish Airways
Wed 6/109:30 pmSOF - OAK
2 stops31h 26mBritish Airways
Deal found 12/24$986
This oojo deal was found by Cheapflights users on 12/25. 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.
Mon 5/251:00 pmOAK - SOF
2 stops45h 40mBritish Airways
Mon 6/88:00 pmSOF - OAK
2 stops33h 05mBritish Airways
Deal found 12/25$994

Find flight deals from Oakland to Bulgaria

Keep the following information in mind while searching for Oakland to Bulgaria flight deals. Data was last updated December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$733
(oojo)

One-way from

$316
(oojo)

Popular in

June

Cheapest in

January

Average price

$1,146
Provider with most accurate pricing for San Francisco-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Sofia flights.
Search Deals
From Oakland to Bulgaria
Search Deals
One-way flight from Oakland to Bulgaria
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($349 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Bulgaria 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 December 26, 2025.
Use the filters below to find and compare flights from Oakland to Bulgaria that are best for you.

Fly from

Oakland

Fly to

Bulgaria

Route

Depart

Return

Price

OaklandSofia

OAK - SOF

OAKSOF

Oakland

Mon 4/27

2:09 pm-8:40 pm

2 stops44h 31m

Sofia

Mon 5/11

8:00 pm-10:32 pm

2 stops36h 32m

$733

OaklandSofia

OAK - SOF

OAKSOF

Oakland

Fri 4/24

2:09 pm-8:20 pm

2 stops44h 11m

Sofia

Fri 5/8

2:20 pm-10:32 pm

2 stops42h 12m

$823

OaklandSofia

OAK - SOF

OAKSOF

Oakland

Sun 5/24

7:00 am-7:10 pm

2 stops26h 10m

Sofia

Sun 6/7

9:10 pm-7:05 pm

2 stops31h 55m

$922

OaklandSofia

OAK - SOF

OAKSOF

Oakland

Wed 5/27

7:00 am-1:30 pm

2 stops44h 30m

Sofia

Wed 6/10

9:30 pm-6:56 pm

2 stops31h 26m

$986

OaklandSofia

OAK - SOF

OAKSOF

Oakland

Mon 5/25

1:00 pm-8:40 pm

2 stops45h 40m

Sofia

Mon 6/8

8:00 pm-7:05 pm

2 stops33h 05m

$994

OaklandSofia

OAK - SOF

OAKSOF

Oakland

Wed 5/6

2:09 pm-1:30 pm

2 stops37h 21m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Best time to book a flight from Oakland to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Oakland 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.

Cheapflights Insights

Everything you need to know about your flight from Oakland to Bulgaria

What is the cheapest month to book a flight from Oakland, California to Bulgaria?

Currently, August is the cheapest month in which you can book a flight from Oakland, California to Bulgaria (average of $439). Flying from Oakland, California to Bulgaria in June is currently the most expensive (average of $823). 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.

Related info for your journey

Find useful and relevant information for your journey from Oakland to Bulgaria. 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 from for flights from Oakland to Bulgaria?

    Most people fly from Oakland (OAK) if they book a flight from Oakland to Bulgaria. Oakland is conveniently located just 7.0 mi from Oakland’s city center.

  • How long is the flight from Oakland, California to Bulgaria?

    For as low as $733, British Airways can have you in Bulgaria from Oakland, California in 44h 31m. Airlines will cover a distance of 6472 mi.

  • What are the most popular routes from Oakland, California to Bulgaria?

    While some choose either Oakland - Bourgas or Oakland - Varna, Oakland - Sofia is the most popular route from Oakland, California to Bulgaria.

  • Can I find deals for flights from Oakland to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Oakland to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oakland to Bulgaria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oakland to Bulgaria.

  • Can I find deals for business class flights from Oakland to Bulgaria?

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

  • What is the cheapest month to book a flight from Oakland, California to Bulgaria?

    Currently, August is the cheapest month in which you can book a flight from Oakland, California to Bulgaria (average of $439). Flying from Oakland, California to Bulgaria in June is currently the most expensive (average of $823). 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.

See more FAQs

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