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Cheap flights from Plymouth to Northern Ireland from £99

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BFS
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Plymouth to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Plymouth to Northern Ireland
Explore the most affordable flight options available from Plymouth to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 April 2026.

Sat 25/416:35
EXT
-
BHD
Nonstop1h 30m
Aer Lingus
Sat 16/514:35
BHD
-
EXT
Nonstop1h 30m
Aer Lingus
Deal found 6/4£99
Sat 9/516:35
EXT
-
BHD
Nonstop1h 30m
Aer Lingus
Sat 16/514:35
BHD
-
EXT
Nonstop1h 30m
Aer Lingus
Deal found 5/4£100
Fri 24/421:00
EXT
-
BFS
2 stops17h 15m
Multiple Airlines
Tue 28/420:10
BFS
-
EXT
1 stop22h 45m
Multiple Airlines
Deal found 7/4£120
Sat 18/415:00
EXT
-
BFS
1 stop17h 00m
Multiple Airlines
Sat 25/407:30
BFS
-
EXT
1 stop7h 05m
Multiple Airlines
Deal found 6/4£124
Sat 25/415:00
EXT
-
BFS
2 stops18h 35m
Multiple Airlines
Sun 26/412:45
BFS
-
EXT
1 stop7h 40m
Multiple Airlines
Deal found 7/4£126
Sat 25/416:35
EXT
-
BHD
Nonstop1h 30m
Aer Lingus
Sat 2/514:35
BHD
-
EXT
Nonstop1h 30m
Aer Lingus
Deal found 7/4£143
Fri 24/421:00
EXT
-
BFS
2 stops14h 55m
Multiple Airlines
Sun 3/512:45
BFS
-
EXT
1 stop7h 40m
Multiple Airlines
Deal found 7/4£145
Sat 25/416:35
EXT
-
BHD
Nonstop1h 30m
Multiple Airlines
Sat 16/514:50
BHD
-
EXT
2 stops29h 35m
Multiple Airlines
Deal found 6/4£145
Sat 9/520:45
EXT
-
BHD
2 stops18h 15m
Multiple Airlines
Sat 16/514:35
BHD
-
EXT
Nonstop1h 30m
Multiple Airlines
Deal found 5/4£148
Sun 26/420:50
EXT
-
BHD
1 stop12h 05m
Multiple Airlines
Sat 2/514:35
BHD
-
EXT
Nonstop1h 30m
Multiple Airlines
Deal found 7/4£167

Find flight deals from Plymouth to Northern Ireland

Keep the following information in mind while searching for Plymouth to Northern Ireland flight deals. Data was last updated 10 April 2026.

Round-trip from

£99

Popular in

September

Cheapest in

November

Average price

£118
Aer Lingus
  • Aer Lingus
  • 25/4-16/5
  • Nonstop
  • 3h 00m total
  • Plymouth to Northern Ireland
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Plymouth 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 10 April 2026.
Use the filters below to find and compare flights from Plymouth to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Sat 25/4

15:00-09:35

2 stops18h 35m

Belfast Intl

Sun 26/4

12:45-20:25

1 stop7h 40m

£129

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Sat 9/5

20:45-15:00

2 stops18h 15m

Belfast City

Sat 16/5

14:35-16:05

Nonstop1h 30m

£148

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Thu 7/5

15:30-22:20

1 stop6h 50m

Belfast Intl

Thu 14/5

17:30-15:35

1 stop22h 05m

£150

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Mon 27/4

19:55-09:55

2 stops14h 00m

Belfast Intl

Sun 3/5

12:45-20:25

1 stop7h 40m

£160

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Tue 5/5

16:00-11:35

2 stops19h 35m

Belfast Intl

Tue 12/5

19:20-13:50

2 stops18h 30m

£161

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Tue 5/5

15:30-21:05

1 stop5h 35m

Belfast City

Tue 12/5

10:20-13:50

2 stops27h 30m

£180

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Mon 27/4

15:30-21:30

1 stop6h 00m

Belfast Intl

Wed 29/4

06:00-21:20

1 stop15h 20m

£194

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Thu 11/6

19:15-19:30

2 stops24h 15m

Belfast Intl

Sun 14/6

07:00-20:25

2 stops13h 25m

£200
Fastest return journey

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Tue 28/4

16:00-23:05

2 stops7h 05m

Belfast Intl

Sun 3/5

12:45-20:25

1 stop7h 40m

£201

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Thu 11/6

19:15-17:40

2 stops22h 25m

Belfast City

Sun 14/6

11:05-17:20

1 stop6h 15m

£279

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Plymouth to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Plymouth 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 Plymouth to Northern Ireland

What is the cheapest month to book a flight from Plymouth to Northern Ireland?

Currently, April is the cheapest month in which you can book a flight from Plymouth to Northern Ireland (average of £51). Flying from Plymouth to Northern Ireland in June is currently the most expensive (average of £95). 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.

What is the cheapest time of day to fly from P1Y to NIR?

Find hourly flight availability from Plymouth to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Plymouth to Northern Ireland as you normally would.

How much does it cost for a return flight from Plymouth to Northern Ireland?

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated 10 April 2026.
Read reviews from past customers who have flown with Aer Lingus from Plymouth to Northern Ireland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,500 reviews
Check prices

Boarding

7.4

Entertainment

7.0

Comfort

7.2

Overall

7.2

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Aer Lingus
7.2
Good
1,500 reviews
Aer Lingus
7.2
Good
1,500 reviews
Check prices

Boarding

7.4

Entertainment

7.0

Comfort

7.2

Overall

7.2

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

Find useful and relevant information for your journey from Plymouth to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Plymouth to Northern Ireland (average of £51). Flying from Plymouth to Northern Ireland in June is currently the most expensive (average of £95). 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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Top 2 airlines flying from Plymouth to Northern Ireland

Discover the top 2 airlines that operate flights from Plymouth to Northern Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£29Average£93FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aer LingusCheapest£68Average£124FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Plymouth 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 Plymouth to Northern Ireland?

Cheapflights simply makes it quick and affordable to book flights from Plymouth 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 Plymouth to Northern Ireland with no change fees?

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

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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