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$730+ Cheap flights from Oakland, CA (OAK) to Belfast

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BHD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Oakland to Belfast

Cheapest flights from Oakland to Belfast
Explore the most affordable flight options available from Oakland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This KAYAK deal was found by Cheapflights users on 12/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:31 pmOAK - BHD
2 stops18h 14mBritish Airways
Fri 12/128:45 amBHD - OAK
2 stops18h 34mBritish Airways
Deal found 12/3$2,408
This oojo deal was found by Cheapflights users on 12/3. 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.
Thu 12/183:01 pmOAK - BHD
2 stops17h 39mBritish Airways
Sun 1/46:30 amBHD - OAK
2 stops21h 22mBritish Airways
Deal found 12/3$4,219

Find flight deals from Oakland to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Belfast (BF1). 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 December 4, 2025.

Round-trip from

$730
(Delta)

Popular in

June

Cheapest in

April

Average price

$1,136
From Oakland to Belfast
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($145 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 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 Belfast 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 4, 2025.
Use the filters below to find and compare flights from Oakland to Belfast that are best for you.

Fly from

Oakland

Fly to

Belfast

Route

Depart

Return

Price

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Fri 2/6

5:55 am-4:50 pm

2 stops26h 55m

Belfast City

Tue 2/10

5:20 pm-11:53 pm

2 stops38h 33m

$730

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Thu 2/5

5:55 am-4:50 pm

2 stops26h 55m

Belfast City

Mon 2/9

5:20 pm-4:14 pm

2 stops30h 54m

$772

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Thu 2/5

11:43 am-6:50 pm

2 stops23h 07m

Belfast City

Mon 2/9

6:35 am-7:23 pm

2 stops20h 48m

$902

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 5/20

9:25 am-11:55 am

2 stops18h 30m

Belfast City

Wed 5/27

10:00 am-10:11 pm

2 stops44h 11m

$910

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 5/20

9:25 am-1:30 pm

2 stops20h 05m

Belfast City

Thu 5/28

7:25 pm-10:11 pm

2 stops34h 46m

$910

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 5/20

9:25 am-1:30 pm

2 stops20h 05m

Belfast City

Mon 5/25

7:30 pm-10:11 pm

2 stops34h 41m

$910

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 5/20

9:25 am-1:30 pm

2 stops20h 05m

Belfast City

Tue 5/26

6:15 pm-10:11 pm

2 stops35h 56m

$910

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 5/20

9:25 am-11:55 am

2 stops18h 30m

Belfast City

Sun 5/31

11:00 am-10:11 pm

2 stops43h 11m

$970

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 5/20

9:25 am-1:30 pm

2 stops20h 05m

Belfast City

Sat 5/30

7:05 am-10:11 pm

2 stops23h 06m

$970

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Tue 5/19

2:31 pm-5:30 pm

2 stops18h 59m

Belfast City

Thu 6/18

6:35 am-6:33 pm

2 stops19h 58m

$1,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 11 results
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Best time to book a flight from Oakland to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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 Belfast

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

Currently, April is the cheapest month in which you can book a flight from Oakland, California to Belfast (average of $587). Flying from Oakland, California to Belfast in November is currently the most expensive (average of $1,032). 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 Belfast. 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 Belfast?

    For a flight from Oakland to Belfast, you will be flying from Oakland. Oakland (OAK) is just 7.0 mi from the center of the city. Oakland is the only Oakland airport and it handles 0 outbound flights to Belfast per day. 0 airlines have flights to Belfast from Oakland on a regular basis.

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

    A quick flight from Oakland, California to Belfast can take about 23h 07m. Delta provides one of the quickest options available for as low as $902. The distance from Oakland, California to Belfast is about 5028 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oakland to Belfast 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 Belfast?

    Currently, April is the cheapest month in which you can book a flight from Oakland, California to Belfast (average of $587). Flying from Oakland, California to Belfast in November is currently the most expensive (average of $1,032). 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.

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