$139 Cheap Flights from Glasgow (GLA) to Donegal (CFN)

View $139 flight on Fri, May 29, 2026Opens in a new window

Popular airlines from Glasgow International Airport (GLA) to Donegal (CFN)

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Cheap Flights from Glasgow to Donegal (GLA-CFN)

Prices were available within the past 7 days and start at $139 for one-way flights and $246 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Loganair
Fri, Mar 20 - Sun, Mar 22
GLA
Glasgow
CFN
Donegal
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select Loganair flight, departing Fri, Mar 20 from Glasgow to Donegal, returning Sun, Mar 22, priced at $246 found 1 day ago
Loganair
Sun, Jun 14 - Wed, Jun 17
GLA
Glasgow
CFN
Donegal
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select Loganair flight, departing Sun, Jun 14 from Glasgow to Donegal, returning Wed, Jun 17, priced at $249 found 3 days ago
Loganair
Fri, Mar 20 - Sun, Apr 5
GLA
Glasgow
CFN
Donegal
$270 Roundtrip, found 20 hours ago
$270
Roundtrip
found 20 hours ago
Select Loganair flight, departing Fri, Mar 20 from Glasgow to Donegal, returning Sun, Apr 5, priced at $270 found 20 hours ago
Loganair
Sun, Jul 26 - Wed, Jul 29
GLA
Glasgow
CFN
Donegal
$275 Roundtrip, found 6 days ago
$275
Roundtrip
found 6 days ago
Select Loganair flight, departing Sun, Jul 26 from Glasgow to Donegal, returning Wed, Jul 29, priced at $275 found 6 days ago
Loganair
Wed, Jul 29 - Fri, Jul 31
GLA
Glasgow
CFN
Donegal
$295 Roundtrip, found 6 days ago
$295
Roundtrip
found 6 days ago
Select Loganair flight, departing Wed, Jul 29 from Glasgow to Donegal, returning Fri, Jul 31, priced at $295 found 6 days ago
Loganair
Fri, Mar 20 - Sun, Mar 22
GLA
Glasgow
CFN
Donegal
$301 Roundtrip, found 1 day ago
$301
Roundtrip
found 1 day ago
Select Loganair flight, departing Fri, Mar 20 from Glasgow to Donegal, returning Sun, Mar 22, priced at $301 found 1 day ago
Loganair
Sun, Jun 14 - Wed, Jun 17
GLA
Glasgow
CFN
Donegal
$304 Roundtrip, found 3 days ago
$304
Roundtrip
found 3 days ago
Select Loganair flight, departing Sun, Jun 14 from Glasgow to Donegal, returning Wed, Jun 17, priced at $304 found 3 days ago
Loganair
Fri, Mar 20 - Sun, Apr 5
GLA
Glasgow
CFN
Donegal
$324 Roundtrip, found 20 hours ago
$324
Roundtrip
found 20 hours ago
Select Loganair flight, departing Fri, Mar 20 from Glasgow to Donegal, returning Sun, Apr 5, priced at $324 found 20 hours ago
Aer Lingus
Fri, Mar 20 - Sun, Mar 22
GLA
Glasgow
CFN
Donegal
$339 Roundtrip, found 1 day ago
$339
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Fri, Mar 20 from Glasgow to Donegal, returning Sun, Mar 22, priced at $339 found 1 day ago
British Airways
Mon, Mar 9 - Mon, Mar 23
GLA
Glasgow
CFN
Donegal
$627 Roundtrip, found 4 days ago
$627
Roundtrip
found 4 days ago
Select British Airways flight, departing Mon, Mar 9 from Glasgow to Donegal, returning Mon, Mar 23, priced at $627 found 4 days ago
0
Flights from Glasgow (GLA) to Donegal (CFN)
Origin airport
Glasgow Intl.
Destination airport
Donegal
Airlines serving
Aer Lingus, British Airways, Loganair
Roundtrip price
$246
Distance
163 mi

Glasgow to Donegal Flights

The cheapest times to fly from Glasgow to Donegal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Glasgow to Donegal are during the month of March. You can find some of the cheapest flights from Glasgow to Donegal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Glasgow to Donegal

Sunday is one of the best days to book for cheap flights from Glasgow to Donegal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Glasgow to Donegal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Glasgow to Donegal in 2026. You can also book with separate airlines for your outbound and return journeys, from $139 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Glasgow to Donegal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Glasgow to Donegal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) cost?
You can find cheap one-way flights from $139 and cheap return flights from $246 Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) with Expedia. One-way flights typically cost between $157 and $267, and return flights often range between $655 and $694. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
The cheapest month to fly from GLA to CFN is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
Loganair offers around 7 weekly direct flights from GLA to CFN.
What is the cheapest airline that flies from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
British Airways is one of the cheapest airlines offering connecting flights from Glasgow Intl. (GLA) to Donegal (CFN), with round-trip tickets starting from around $643.99. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
To find a cheap flight from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
The best airline to fly with from Glasgow (GLA) to Donegal (CFN) will differ from traveler to traveler. If you like to fly early, Loganair offers early morning flights. If price is the most important factor, Loganair typically offers the lowest fares. British Airways offers the most daily flights from GLA to CFN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
You can find approximately 1 nonstop flights per day from Glasgow Intl. (GLA) to (CFN). For more options, look at flights that include layovers.
What is the earliest flight from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from GLA to CFN. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
The most popular departure times for flights from Glasgow (GLA) to Donegal (CFN) are in the early afternoon, from 12pm to 3pm. About 82% of passengers prefer this time window. Many major carriers, including Loganair, operate flights during this window. This timing is popular because it allows travelers to enjoy a leisurely morning before heading to their destination.
How long does it take to fly from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
Flying nonstop from GLA to CFN takes around 1 hour, with the route covering approximately 163 miles. Flights with a layover typically take 7 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
Select the "Business class" and "First class" filters when looking for GLA to CFN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) flight with Expedia?
It's easy to earn miles on a Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) at the last minute?
Typically, booking a last minute flight from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) flight and hotel package?
Securing a Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Glasgow (GLA-Glasgow Intl.) to Donegal (CFN)?
If you booked your Glasgow (GLA-Glasgow Intl.) to Donegal (CFN) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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*Available to One Key members.