$278 Find Cheap Flights to Letterkenny

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Letterkenny departing on 4/19. 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, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Letterkenny

Travelers love KAYAK
41 299 237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$661
Aer Lingus
Thu 4/23Thu 4/30
ORD - CFN • 1 stop
Cheapest one-way
$278
Multiple Airlines
Sun 4/19
ORD - CFN • 3 stops
Arrival airport
Donegal (CFN)
You can't fly directly to Letterkenny. It is served by Donegal (CFN), located 24.9 miles from Letterkenny.
FAQs
FAQs
FAQs
FAQs
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Letterkenny!
Flight Deals
Useful Info
Flight Deals

Cheap Flights to Letterkenny

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights to Letterkenny 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 round-trip flight deals to Letterkenny

Thu, Apr 23 - Thu, Apr 30
Aer Lingus Logo
9:00 pm - 8:00 pm
ORD
-
CFN
17h 00m
1 stop
Aer Lingus Logo
8:00 am - 2:00 pm
CFN
-
ORD
12h 00m
1 stop
$661Aer Lingus
Sun, May 31 - Mon, Jun 8
Aer Lingus Logo
5:15 pm - 7:35 am
IAD
-
CFN
9h 20m
1 stop
Aer Lingus Logo
8:00 am - 3:45 pm
CFN
-
IAD
12h 45m
1 stop
$705Aer Lingus
Sun, May 31 - Sun, Jun 7
Aer Lingus Logo
5:15 pm - 7:35 am
IAD
-
CFN
9h 20m
1 stop
Aer Lingus Logo
8:00 am - 3:45 pm
CFN
-
IAD
12h 45m
1 stop
$706Aer Lingus
Thu, Apr 23 - Thu, Apr 30
Aer Lingus Logo
5:15 pm - 7:35 am
IAD
-
CFN
9h 20m
1 stop
Aer Lingus Logo
8:00 am - 3:45 pm
CFN
-
IAD
12h 45m
1 stop
$773Aer Lingus
Thu, Apr 30 - Mon, May 4
Aer Lingus Logo
1:00 pm - 7:35 am
JFK
-
CFN
13h 35m
2 stops
Aer Lingus Logo
8:00 am - 7:20 pm
CFN
-
JFK
16h 20m
1 stop
$803Aer Lingus
Thu, Apr 30 - Mon, May 4
Aer Lingus Logo
11:55 pm - 8:00 pm
JFK
-
CFN
15h 05m
1 stop
Aer Lingus Logo
8:00 am - 7:20 pm
CFN
-
JFK
16h 20m
1 stop
$805Aer Lingus
Thu, Apr 30 - Mon, May 4
Aer Lingus Logo
1:00 pm - 7:35 am
JFK
-
CFN
13h 35m
2 stops
Aer Lingus Logo
8:00 am - 9:37 pm
CFN
-
JFK
18h 37m
2 stops
$806Aer Lingus
Thu, Apr 30 - Mon, May 4
Multiple Airlines Logo
4:55 pm - 7:35 am
JFK
-
CFN
9h 40m
1 stop
Multiple Airlines Logo
8:00 am - 1:40 pm
CFN
-
JFK
10h 40m
1 stop
$812Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
Aer Lingus Logo
4:55 pm - 7:35 am
JFK
-
CFN
9h 40m
1 stop
Aer Lingus Logo
8:30 pm - 7:20 pm
CFN
-
JFK
27h 50m
1 stop
$818Aer Lingus
Thu, Apr 23 - Thu, Apr 30
Multiple Airlines Logo
5:55 pm - 7:35 am
ORD
-
CFN
31h 40m
2 stops
Multiple Airlines Logo
8:30 pm - 2:55 pm
CFN
-
ORD
24h 25m
2 stops
$947Multiple Airlines
Useful Info

FAQs - booking Letterkenny flights

  • How to fly to Letterkenny?

    You cannot fly directly to Letterkenny. KAYAK recommends you fly to Donegal (CFN) (24.94 miles from Letterkenny). From there you can rent a car or get a taxi.

  • What airports are near Letterkenny?

    The closest airport is Donegal (CFN) (24.94 mi). Other nearby airports are Belfast Intl (BFS) (63.68 mi) or Belfast City (BHD) (77.55 mi). KAYAK recommends you fly to Donegal.

  • How far is Donegal Airport from central Donegal?

    The city center of Donegal is 28 miles from Donegal Airport.

  • What is the name of Donegal’s airport?

    All flights to Donegal land at Donegal Airport. The airport code is CFN,and it can also be referred to as Donegal.

  • How does KAYAK find such low prices on flights to Letterkenny?

    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 to Letterkenny.

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

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

  • What is the Hacker Fare option on flights to Letterkenny?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Letterkenny 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 to Letterkenny?

    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 to Letterkenny up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to Letterkenny

  • There is no major airport in Letterkenny. It is instead served by Donegal Airport.
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Letterkenny flight deals.

Everything you need to know for your flight to Letterkenny