When did momondo last update prices for flights from Portland Airport to Northern Ireland?

Prices for flights from Portland Airport to Northern Ireland refresh daily.

How old do you have to be to fly from Portland Airport to Northern Ireland?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£280 Cheap Flights from Portland to Northern Ireland in 2026

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Find the cheapest flights from Portland to Northern Ireland

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:30 - 17:40

PDX

BHD

14h 10m

1 stop

20:35 - 17:40

BHD

PDX

29h 05m

1 stop

£668British Airways

Sun, 23 Aug - Wed, 26 Aug

19:30 - 18:45

PDX

BHD

15h 15m

1 stop

18:20 - 17:40

BHD

PDX

31h 20m

1 stop

£669British Airways

Sun, 23 Aug - Wed, 26 Aug

13:05 - 09:20

PDX

BHD

12h 15m

1 stop

17:30 - 11:10

BHD

PDX

25h 40m

1 stop

£800Delta

Tue, 14 Jul - Wed, 22 Jul

13:05 - 16:55

PDX

BHD

19h 50m

1 stop

17:30 - 11:10

BHD

PDX

25h 40m

1 stop

£801Multiple Airlines

Mon, 13 Jul - Wed, 22 Jul

15:00 - 16:55

PDX

BHD

17h 55m

2 stops

17:30 - 11:10

BHD

PDX

25h 40m

1 stop

£803Delta

Tue, 14 Jul - Wed, 22 Jul

13:05 - 16:55

PDX

BHD

19h 50m

1 stop

09:50 - 11:36

BHD

PDX

33h 46m

2 stops

£812Delta

Mon, 13 Jul - Thu, 23 Jul

22:35 - 09:20

PDX

BHD

26h 45m

2 stops

09:50 - 11:36

BHD

PDX

33h 46m

2 stops

£815Delta

Sat, 11 Jul - Thu, 23 Jul

19:30 - 17:40

PDX

BHD

14h 10m

1 stop

06:30 - 17:51

BHD

PDX

19h 21m

2 stops

£823British Airways

Sun, 23 Aug - Wed, 26 Aug

19:30 - 17:40

PDX

BHD

14h 10m

1 stop

06:30 - 17:51

BHD

PDX

19h 21m

2 stops

£823British Airways

Sun, 23 Aug - Wed, 26 Aug

14:30 - 19:15

PDX

BFS

20h 45m

2 stops

22:45 - 13:50

BFS

PDX

47h 05m

3 stops

£995Multiple Airlines

Wed, 1 Jul - Thu, 9 Jul

British Airways flights from Portland to Northern Ireland

Our best British Airways deals on Portland to Northern Ireland flight tickets

British Airways

23 Aug

PDX19:30Portland

14h 10m

1 stop

BHD17:40Belfast City

26 Aug

BHD20:35Belfast City

29h 05m

1 stop

PDX17:40Portland

£668

British Airways

23 Aug

PDX19:30Portland

15h 15m

1 stop

BHD18:45Belfast City

26 Aug

BHD18:20Belfast City

31h 20m

1 stop

PDX17:40Portland

£669

British Airways

23 Aug

PDX19:30Portland

14h 10m

1 stop

BHD17:40Belfast City

26 Aug

BHD06:30Belfast City

19h 21m

2 stops

PDX17:51Portland

£823

Delta flights from Portland to Northern Ireland

Our best Delta deals on Portland to Northern Ireland flight tickets

Delta

14 Jul

PDX13:05Portland

12h 15m

1 stop

BHD09:20Belfast City

22 Jul

BHD17:30Belfast City

25h 40m

1 stop

PDX11:10Portland

£800

Delta

14 Jul

PDX15:00Portland

17h 55m

2 stops

BHD16:55Belfast City

22 Jul

BHD17:30Belfast City

25h 40m

1 stop

PDX11:10Portland

£803

Delta

13 Jul

PDX13:05Portland

19h 50m

1 stop

BHD16:55Belfast City

23 Jul

BHD09:50Belfast City

33h 46m

2 stops

PDX11:36Portland

£812

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 23/8

19:30-17:40

1 stop14h 10m

Belfast City

Wed 26/8

20:35-17:40

1 stop29h 05m

£668

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 23/8

19:30-18:45

1 stop15h 15m

Belfast City

Wed 26/8

18:20-17:40

1 stop31h 20m

£669

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Tue 14/7

13:05-09:20

1 stop12h 15m

Belfast City

Wed 22/7

17:30-11:10

1 stop25h 40m

£800

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Mon 13/7

13:05-16:55

1 stop19h 50m

Belfast City

Wed 22/7

17:30-11:10

1 stop25h 40m

£801

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Tue 14/7

15:00-16:55

2 stops17h 55m

Belfast City

Wed 22/7

17:30-11:10

1 stop25h 40m

£803

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Mon 13/7

13:05-16:55

1 stop19h 50m

Belfast City

Thu 23/7

09:50-11:36

2 stops33h 46m

£812

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 11/7

22:35-09:20

2 stops26h 45m

Belfast City

Thu 23/7

09:50-11:36

2 stops33h 46m

£815

Fastest return journey

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 23/8

19:30-17:40

1 stop14h 10m

Belfast City

Wed 26/8

06:30-17:51

2 stops19h 21m

£823

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 23/8

19:30-17:40

1 stop14h 10m

Belfast City

Wed 26/8

06:30-17:51

2 stops19h 21m

£823

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 1/7

14:30-19:15

2 stops20h 45m

Belfast Intl

Thu 9/7

22:45-13:50

3 stops47h 05m

£995

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Portland to Northern Ireland?

British Airways is the most popular carrier operating from Portland to Northern Ireland

Cheap Portland to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Northern Ireland

Fastest flight time	14h 10m
Direct flights	None

The fastest flight from Portland to Northern Ireland takes 14h 10m

There are no direct flights from Portland to Northern Ireland. There are no popular flight routes from Portland to Northern Ireland.

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Frequently asked questions about flying from Portland to Northern Ireland

When did momondo last update prices for flights from Portland Airport to Northern Ireland?
Prices for flights from Portland Airport to Northern Ireland refresh daily.
How old do you have to be to fly from Portland Airport to Northern Ireland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Northern Ireland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Northern Ireland. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Northern Ireland with flexible booking policies on momondo?

Flights from Portland to Northern Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Northern Ireland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Northern Ireland from Portland.

I’m not ready to book a flight from Portland to Northern Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Northern Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.