In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest month to fly from Plymouth to Northern Ireland?

September can be a great time to fly to Northern Ireland from Plymouth with a flight ticket averaging about £107. Cheapflights users have found deals in the month of September for as cheap as £70. The most expensive prices can be found in the month of April.

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.

£64+ Flights from Plymouth to Northern Ireland

Cheap flight deals from Plymouth to Northern Ireland

Round-trip from	£121
One-way from	£64
Popular in	April
Cheapest in	September
Average price	£98

Aer Lingus
7/9-10/9
Nonstop
3h 00m total
Plymouth to Northern Ireland

Search Deals

Aer Lingus
15/7
Nonstop
1h 30m total
Plymouth to Northern Ireland

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£6 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Plymouth to Northern Ireland

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 8 July 2025.

Sun 7/909:00EXT - BHD

Nonstop1h 30mAer Lingus

Wed 10/911:00BHD - EXT

Nonstop1h 30mAer Lingus

Deal found 6/7£121

Wed 9/713:00EXT - BHD

Nonstop1h 30mMultiple Airlines

Wed 16/715:25BHD - EXT

2 stops20h 30mMultiple Airlines

Deal found 7/7£216

Tue 7/1013:00EXT - BHD

Nonstop1h 30mBritish Airways

Sat 11/1013:50BHD - EXT

Nonstop1h 30mBritish Airways

Deal found 6/7£242

Sun 10/813:50EXT - BFS

2 stops20h 40mMultiple Airlines

Tue 19/817:05BFS - EXT

1 stop14h 30mMultiple Airlines

Deal found 7/7£260

Sun 7/917:15EXT - BHD

1 stop4h 00mKLM

Wed 10/906:30BHD - EXT

1 stop10h 15mKLM

Deal found 6/7£288

Best flights from Plymouth to Northern Ireland
Discover carefully curated flight deals from Plymouth to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 July 2025.

Sun 7/909:00EXT - BHD

Nonstop1h 30mAer Lingus

Wed 10/911:00BHD - EXT

Nonstop1h 30mAer Lingus

Deal found 6/7£121

Tue 7/1013:00EXT - BHD

Nonstop1h 30mBritish Airways

Sat 11/1013:50BHD - EXT

Nonstop1h 30mBritish Airways

Deal found 7/7£242

Sun 10/813:50EXT - BFS

2 stops20h 40mMultiple Airlines

Tue 19/817:05BFS - EXT

1 stop14h 30mMultiple Airlines

Deal found 7/7£260

Sun 7/917:15EXT - BHD

1 stop4h 00mKLM

Wed 10/906:30BHD - EXT

1 stop10h 15mKLM

Deal found 6/7£288

Tue 9/913:25EXT - BHD

1 stop4h 15mMultiple Airlines

Wed 10/911:00BHD - EXT

Nonstop1h 30mMultiple Airlines

Deal found 6/7£262

Direct flights from Plymouth to Northern Ireland
Explore direct flight options from Plymouth to Northern Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 July 2025.

Sun 7/909:00EXT - BHD

Nonstop1h 30mAer Lingus

Wed 10/911:00BHD - EXT

Nonstop1h 30mAer Lingus

Deal found 6/7£121

Tue 7/1013:00EXT - BHD

Nonstop1h 30mBritish Airways

Sat 11/1013:50BHD - EXT

Nonstop1h 30mBritish Airways

Deal found 7/7£242

Last-minute flights from Plymouth to Northern Ireland
Discover last-minute flight deals from Plymouth to Northern Ireland. Data last updated 8 July 2025 and is based on user searches.

Wed 9/713:00EXT - BHD

Nonstop1h 30mAer Lingus

Wed 16/711:00BHD - EXT

Nonstop1h 30mAer Lingus

Deal found 7/7£122

Wed 9/713:00EXT - BHD

Nonstop1h 30mMultiple Airlines

Wed 16/715:25BHD - EXT

2 stops20h 30mMultiple Airlines

Deal found 7/7£216

Thu 17/713:20EXT - BFS

2 stops17h 50mMultiple Airlines

Mon 21/723:45BFS - EXT

2 stops12h 00mMultiple Airlines

Deal found 7/7£284

Sun 10/813:50EXT - BFS

2 stops20h 40mMultiple Airlines

Tue 19/817:05BFS - EXT

1 stop14h 30mMultiple Airlines

Deal found 7/7£260

Sat 16/815:50EXT - BHD

Nonstop1h 30mBritish Airways

Tue 19/806:35BHD - EXT

2 stops9h 00mBritish Airways

Deal found 6/7£457

One-way flights from Plymouth to Northern Ireland
Search for one-way flight options from Plymouth to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 8 July 2025.

Tue 15/713:00EXT - BHD

Nonstop1h 30mAer Lingus

Deal found 6/7£64

Fri 18/709:20EXT - BHD

2 stops24h 20mMultiple Airlines

Deal found 7/7£155

Tue 15/708:05EXT - BFS

2 stops22h 45mMultiple Airlines

Deal found 6/7£158

Tue 15/713:25EXT - BHD

3 stops23h 30mLoganair

Deal found 6/7£658

Cheapflights Fare Finder

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

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Sun 7/9

09:00-10:30

Nonstop1h 30m

Belfast City

Wed 10/9

11:00-12:30

Nonstop1h 30m

£121

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Tue 7/10

13:00-14:30

Nonstop1h 30m

Belfast City

Sat 11/10

13:50-15:20

Nonstop1h 30m

£242

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Sun 10/8

13:50-10:30

2 stops20h 40m

Belfast Intl

Tue 19/8

17:05-07:35

1 stop14h 30m

£260

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Tue 9/9

13:25-17:40

1 stop4h 15m

Belfast City

Wed 10/9

11:00-12:30

Nonstop1h 30m

£262

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Sun 7/9

17:15-21:15

1 stop4h 00m

Belfast City

Wed 10/9

06:30-16:45

1 stop10h 15m

£288

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Tue 15/7

13:00-14:30

Nonstop1h 30m

£64

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Fri 18/7

09:20-09:40

2 stops24h 20m

£155

ExeterBelfast

EXT - BFS

EXTBFS

Exeter

Tue 15/7

08:05-06:50

2 stops22h 45m

£158

ExeterBelfast

EXT - BHD

EXTBHD

Exeter

Tue 15/7

13:25-12:55

3 stops23h 30m

£658

Flights are sorted by cheapest return flights first.

Deals found on 6/7

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, January is the cheapest month in which you can book a flight from Plymouth to Northern Ireland (average of £67). Flying from Plymouth to Northern Ireland in July is currently the most expensive (average of £90). 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?

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

Read reviews from past customers who have flown with KLM, Aer Lingus, andBritish Airways 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.

KLM

7.8

Good

1,368 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,368 reviews

KLM

7.8

Good

1,368 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Aer Lingus

7.1

Good

1,151 reviews

KLM

7.8

Good

1,368 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

British Airways

6.6

Okay

7,095 reviews

KLM

7.8

Good

1,368 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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, January is the cheapest month in which you can book a flight from Plymouth to Northern Ireland (average of £67). Flying from Plymouth to Northern Ireland in July is currently the most expensive (average of £90). 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

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Direct flights to United Kingdom

Top 2 airlines flying from Plymouth to Northern Ireland

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£72	Average£105	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Aer Lingus	Cheapest£74	Average£114	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

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.

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

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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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.

Cheap flights from Plymouth to Northern Ireland from £64

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 8 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Plymouth to Northern Ireland

Cheapest flights from Plymouth to Northern IrelandExplore 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 8 July 2025.

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 8 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Plymouth to Northern Ireland that are best for you.

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.

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?

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 8 July 2025.

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

Reviews of airlines servicing Northern Ireland

Read reviews from past customers who have flown with KLM, Aer Lingus, andBritish Airways 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.

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?

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

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

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

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 Plymouth to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Plymouth to Northern Ireland

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 Plymouth to Northern Ireland?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 8 July 2025.