€17 Find Cheap Flights from Shannon to the United Kingdom

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Shannon to the United Kingdom departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flight Deals

Best United Kingdom Flight Deals from Shannon

Cheapest return prices found by our users on KAYAK in the last 72 hours
London
Londondirect€37
Manchester
Manchesterdirect€40
Edinburgh
Edinburghdirect€46
Birmingham
Birminghamdirect€37
Belfast
Belfast1 stop€132
Bristol
Bristol1 stop€298
London
Londondirect€37
Manchester
Manchesterdirect€40
Edinburgh
Edinburghdirect€46
Birmingham
Birminghamdirect€37
Belfast
Belfast1 stop€132
Bristol
Bristol1 stop€298

Cheap Flights from Shannon to the United Kingdom

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Shannon to the United Kingdom that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Shannon to the United Kingdom

Thu, 25 Sep - Sat, 27 Sep
Ryanair Logo
21:50 - 23:20SNN-STN
1h 30mdirect
Ryanair Logo
17:10 - 18:40STN-SNN
1h 30mdirect
€37Ryanair
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Sat, 11 Oct - Sat, 18 Oct
Ryanair Logo
20:25 - 21:40SNN-BHX
1h 15mdirect
Ryanair Logo
22:05 - 23:25BHX-SNN
1h 20mdirect
€37Ryanair
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Mon, 13 Oct - Tue, 14 Oct
 Logo
16:05 - 17:20SNN-MAN
1h 15mdirect
 Logo
11:25 - 12:35MAN-SNN
1h 10mdirect
Mon, 13 Oct - Tue, 14 Oct
 Logo
16:05 - 17:20SNN-MAN
1h 15mdirect
 Logo
11:25 - 12:35MAN-SNN
1h 10mdirect
Wed, 10 Sep - Sat, 13 Sep
Ryanair Logo
20:45 - 22:15SNN-STN
1h 30mdirect
Ryanair Logo
17:10 - 18:40STN-SNN
1h 30mdirect
€42Ryanair
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Wed, 10 Sep - Sat, 13 Sep
Ryanair Logo
16:25 - 18:00SNN-LGW
1h 35mdirect
Ryanair Logo
15:45 - 17:20LGW-SNN
1h 35mdirect
€44Ryanair
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Wed, 24 Sep - Wed, 1 Oct
Aer Lingus Logo
21:15 - 22:40SNN-LHR
1h 25mdirect
Aer Lingus Logo
14:40 - 16:10LHR-SNN
1h 30mdirect
€105Aer Lingus
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Thu, 25 Sep - Thu, 2 Oct
Aer Lingus Logo
21:15 - 22:40SNN-LHR
1h 25mdirect
Aer Lingus Logo
14:40 - 16:10LHR-SNN
1h 30mdirect
€105Aer Lingus
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Sat, 27 Sep - Fri, 3 Oct
British Airways Logo
17:30 - 23:20SNN-GLA
5h 50m1 stop
British Airways Logo
08:35 - 16:10GLA-SNN
7h 35m1 stop
€336British Airways
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Thu, 2 Oct - Wed, 8 Oct
British Airways Logo
07:40 - 11:55SNN-BHD
4h 15m1 stop
British Airways Logo
11:30 - 16:10BHD-SNN
4h 40m1 stop
€340British Airways
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Booking Insights

KAYAK's insights & trends for Shannon to the United Kingdom flights

Get data-powered insights and trends into flights from Shannon to the United Kingdom to help you find the cheapest flights, the best time to fly, and much more.

What is the cheapest Shannon to the United Kingdom flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest ticket to the United Kingdom from Shannon found in the last 72 hours was to Manchester, at €95 return. The most popular route is from Shannon (SNN) to London Heathrow Airport (LHR), and the cheapest round-trip airline ticket found on this route in the last 72 hours was €110.

Can I save money by flying with a stopover from Shannon to the United Kingdom?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of €275, prices are generally cheapest when you fly direct.

What is the cheapest month to fly from Shannon to the United Kingdom?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Shannon to the United Kingdom, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Shannon to the United Kingdom is January, when tickets cost €45 (return) on average. On the other hand, the most expensive months are October and June, when the average cost of return tickets is €156 and €155 respectively.

What’s the cheapest day of the week to fly from Shannon to United Kingdom?

The average price of all round-trip flights from Shannon to the United Kingdom clicked on KAYAK for each day over the last 12 months.

If you are looking for a flight deal from Shannon to United Kingdom, look for departures on Fridays and avoid leaving on a Wednesday, as it's usually the priciest day. When flying back from United Kingdom, Thursday is the cheapest day to fly and Friday is the most expensive.

Good to know

Low seasonJanuary
Cheapest flight€17
Best time to beat the crowds but there is an average 2% increase in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Shannon to Manchester

FAQs - booking United Kingdom flights

  • How does KAYAK find such low prices on flights from Shannon to the United Kingdom?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Shannon to the United Kingdom.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Shannon to the United Kingdom?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Shannon to the United Kingdom is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Shannon to the United Kingdom?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Shannon to the United Kingdom with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Shannon to the United Kingdom?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Shannon to the United Kingdom up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to the United Kingdom?

    The cheapest time of day to fly to the United Kingdom is generally at night, when retur flights cost €166 on average. Morning departures are around 4% cheaper than evening flights, on average. The most expensive time of day to fly to the United Kingdom is generally in the evening, which is peak travel time and where the average cost of a ticket is €757.

Reviews of the top airline flying from Shannon to the United Kingdom

 
Need help choosing which airline to fly with from Shannon to the United Kingdom? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
7.2
Aer LingusOverall score based on 1240 reviews
7.1Comfort
6.5Food
8.0Crew
6.9Entertainment
7.3Boarding
Airline reviews

Dear Aer Lingus Customer Care, I am writing to formally raise a complaint regarding my recent experience on Aer Lingus flight EI53 from Dublin to Seattle on 22/08/2025. Both my wife and I were seated in 15D, 15E directly under a faulty air conditioning unit. Even though the unit was switched off, cold air continued seeping through the sides and blew directly onto us for the entire duration of the flight (over 9 hours). We reported the issue to the cabin crew, but the only attempted solution was placing a piece of food-packaging sticker over the vent. Unsurprisingly, this had no effect. When we pressed further, the crew told us: “It is hard to fix it because we don’t have an engineer on board.” As a result, my wife and I remained exposed to constant cold airflow for the whole flight, and both of us became unwell afterwards, experiencing chills, sore throat and fever at the end of the flight. This has caused significant distress, disrupted our work plans. This experience highlights both a serious maintenance issue and a lack of adequate care for passengers. We therefore request: A full investigation into the defective AC system on this aircraft. An explanation of why no effective remedy (such as reseating us) was provided. Compensation for the illness and disruption caused to both myself and my wife. We ask for a full written response within 28 days. Should this matter not be satisfactorily resolved, we are prepared to escalate the complaint to the Irish Aviation Authority and Commission for Aviation Regulation and other relevant authorities. Thank you for your urgent attention to this matter. Sincerely, Temuujin Tuvshingal Myagmarsuren Ganbold

2.0 MediocreAnonymous, Aug 2025DUB - SEA
Read more Aer Lingus reviews

Dear Aer Lingus Customer Care, I am writing to formally raise a complaint regarding my recent experience on Aer Lingus flight EI53 from Dublin to Seattle on 22/08/2025. Both my wife and I were seated in 15D, 15E directly under a faulty air conditioning unit. Even though the unit was switched off, cold air continued seeping through the sides and blew directly onto us for the entire duration of the flight (over 9 hours). We reported the issue to the cabin crew, but the only attempted solution was placing a piece of food-packaging sticker over the vent. Unsurprisingly, this had no effect. When we pressed further, the crew told us: “It is hard to fix it because we don’t have an engineer on board.” As a result, my wife and I remained exposed to constant cold airflow for the whole flight, and both of us became unwell afterwards, experiencing chills, sore throat and fever at the end of the flight. This has caused significant distress, disrupted our work plans. This experience highlights both a serious maintenance issue and a lack of adequate care for passengers. We therefore request: A full investigation into the defective AC system on this aircraft. An explanation of why no effective remedy (such as reseating us) was provided. Compensation for the illness and disruption caused to both myself and my wife. We ask for a full written response within 28 days. Should this matter not be satisfactorily resolved, we are prepared to escalate the complaint to the Irish Aviation Authority and Commission for Aviation Regulation and other relevant authorities. Thank you for your urgent attention to this matter. Sincerely, Temuujin Tuvshingal Myagmarsuren Ganbold

We had a long delay leaving IOM. No food or drunk service as it is a short flight. Shuttled by bus from terminal to plane with packed in conditions on bus.

Overall it was good experience and it was my first trip with Aer Lingus. One thing I was embarrassed was that someone occupied my seat so I was asked to use another seat. Due to this unhappy happening I almost missed the connecting flight because the random seat was far from the flight door. Food was fine, I liked the macaroni and cheese with fresh bread.

The space between seats was reduced even further. Could not even open the tray table fully and got compressed the moment the front guy reclined. For a long haul flight it was extremely uncomfortable.

Not satisfying due to loss Luguage for 4days. Damage Luguage that had no way to fill up a report for and me as a client to spend more money and time to replace it. Thank you for soliciting my opinion, but it was unfortunately a very disappointing experience. Stephanie Zvi

Delightful flight, ahead of time with a super crew, thanks

I wish Aer Lingus offered free wifi and had power outlets at the seats. Overall, the flight was good. Seat back entertainment had some interesting options. Food and snack options were mediocre at best. I enjoyed the canned red wine.

In business class overhead bins were minuscule. Had to use cabin staff to find a place for my carry-on bag. Boarding process was shambolic, as “passengers who needed assistance in boarding” absorbed an excessive amount of time and attention that Aer Lingus was apparently unprepared for.

Aer Lingus was fabulous.nhowever, Aiirfare Assist who Kayak routes me to to purchase tickets for m was awful. They messed up my reservation so bad that after about six hours on the phone with them over the week before departure, I had been choice but to show up at the airport. The Aer Lingus staff were amazing and got it sorted out but I would recommend not using Airfare Assist.

I had a great experience. I wasn’t sure what to expect but the crew helped me check my bags and made sure I got in the correct line to board. It was a bit of a walk to my gate so arrive early. I would recommend securing a flight that includes checking in your bag if you remotely think your baggage is over 10kg/22lbs. Be safe and upgrade unless you are carrying a backpack or weekend type baggage.

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