Find flights
When to book
FAQs

Cheap flights from Oakland, California to Northern Ireland from £320

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BFS
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oakland to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Oakland to Northern Ireland
Explore the most affordable flight options available from Oakland to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 January 2026.

Fri 27/209:54
OAK
-
BHD
2 stops20h 21m
British Airways
Tue 3/311:25
BHD
-
OAK
2 stops19h 24m
British Airways
Deal found 26/1£747
Sat 20/610:24
OAK
-
BHD
2 stops18h 01m
British Airways
Sun 21/620:10
BHD
-
OAK
2 stops34h 37m
British Airways
Deal found 24/1£2,813

Find flight deals from Oakland to Northern Ireland

Keep the following information in mind while searching for Oakland to Northern Ireland flight deals. Data was last updated 28 January 2026.

Round-trip from

£747

One-way from

£320

Popular in

June

Cheapest in

April

Average price

£553
British Airways
  • British Airways
  • 27/2-3/3
  • 4 total stops
  • 39h 45m total
  • Oakland to Northern Ireland
Search Deals
British Airways
  • British Airways
  • 3/3
  • 2 total stops
  • 17h 36m total
  • Oakland to Northern Ireland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Oakland to Northern Ireland 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 858,174 searches. Data last updated 28 January 2026.
Use the filters below to find and compare flights from Oakland to Northern Ireland that are best for you.

Fly from

Oakland

Fly to

Northern Ireland

Route

Depart

Return

Price

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Fri 27/2

09:54-10:30

2 stops16h 36m

Belfast City

Tue 3/3

17:15-22:49

2 stops37h 34m

£747

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Sat 20/6

10:24-12:25

2 stops18h 01m

Belfast City

Sun 21/6

20:10-22:47

2 stops34h 37m

£2,813

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Tue 3/3

09:54-11:30

2 stops17h 36m

£320

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Tue 17/3

09:54-10:30

2 stops17h 36m

£320

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Tue 17/2

09:54-10:30

2 stops16h 36m

£348

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Sat 20/6

13:20-10:30

2 stops37h 10m

£502

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Sat 14/2

06:15-11:10

2 stops20h 55m

£614

Flights are sorted by cheapest return flights first.

Deals found on 27/1

Best time to book a flight from Oakland to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Oakland with our price prediction graph.
Estimated return 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 Northern Ireland

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

Currently, April is the cheapest month in which you can book a flight from Oakland, California to Northern Ireland (average of £427). Flying from Oakland, California to Northern Ireland in December is currently the most expensive (average of £799). 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 Northern Ireland. 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 Northern Ireland?

    Located just 7.0 mi from the city center, Oakland (OAK) is the airport most travelers will use when flying to Northern Ireland from Oakland.

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

    A quick flight from Oakland, California to Northern Ireland can take about 16h 36m. British Airways provides one of the quickest options available for as low as £747. The distance from Oakland, California to Northern Ireland is about 5028 mi.

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

    Yes. In addition to deals on Oakland to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Oakland to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Oakland to Northern Ireland 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 Northern Ireland?

    Currently, April is the cheapest month in which you can book a flight from Oakland, California to Northern Ireland (average of £427). Flying from Oakland, California to Northern Ireland in December is currently the most expensive (average of £799). 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

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.

Alternative routes for Oakland to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Gatwick flights
San Francisco to Gatwick flights
Los Angeles to Stansted flights
Los Angeles to London City flights
San Francisco to London City flights
San Francisco to Stansted flights
San Diego to Heathrow flights
Ontario to Heathrow flights
Los Angeles to Luton flights
Las Vegas to Heathrow flights
San Francisco to Luton flights
Santa Ana to Heathrow flights
San Diego to Gatwick flights
Los Angeles to Edinburgh flights
San Jose to Heathrow flights
San Francisco to Edinburgh flights
Las Vegas to Gatwick flights
Sacramento to Heathrow flights
San Francisco to Glasgow Intl flights
Los Angeles to Glasgow Intl flights
Las Vegas to London City flights
Oakland to Heathrow flights
Los Angeles to Manchester flights
San Diego to Stansted flights
San Jose to Gatwick flights
Ontario to Edinburgh flights
Oakland to Gatwick flights
Sacramento to Gatwick flights
San Francisco to Manchester flights
San Diego to Edinburgh flights
Santa Ana to Manchester flights
San Jose to Edinburgh flights
Burbank to Heathrow flights
Sacramento to Edinburgh flights
San Francisco to Inverness flights
Burbank to Gatwick flights
Ontario to Gatwick flights
Reno to Heathrow flights
Los Angeles to Southend flights
San Jose to Manchester flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oakland to Northern Ireland?

Cheapflights makes it easy to find Oakland to Northern Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Oakland to Northern Ireland?

Cheapflights simply makes it quick and affordable to book flights from Oakland to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Oakland to Northern Ireland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Oakland to Northern Ireland flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Oakland to Northern Ireland become cheaper?

Not ready to book yet? You can track prices for flights from Oakland to Northern Ireland on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.