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$697+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BHD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find 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 November 3, 2025.

This Delta deal was found by Cheapflights users on 11/2. 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 11/135:55 amOAK - BHD
2 stops26h 55mDelta
Mon 11/175:20 pmBHD - OAK
2 stops30h 51mDelta
Deal found 11/2$697

Cheap 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 November 3, 2025.

Round-trip from

$697
(Delta)

Popular in

January

Cheapest in

April

Average price

$1,032
From Oakland to Belfast
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 3, 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

Thu 11/13

5:55 am-4:50 pm

2 stops26h 55m

Belfast City

Mon 11/17

5:20 pm-4:11 pm

2 stops30h 51m

$697

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Tue 3/24

11:00 am-11:30 am

2 stops17h 30m

Belfast City

Tue 3/31

1:40 pm-11:39 pm

2 stops17h 59m

$1,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

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 January is currently the most expensive (average of $1,339). 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 17h 30m. Delta provides one of the quickest options available for as low as $1,036. 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 January is currently the most expensive (average of $1,339). 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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