Question 1

Why should I use momondo to find a flight deal to Donegal?

Accepted Answer

Finding the right flight to Donegal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Donegal quick and easy, saving you time and money.

Question 2

Can I find flights to Donegal with flexible booking policies on momondo?

Accepted Answer

All flight searches to Donegal on momondo can be filtered to show those which offer flexible booking policies.

Question 3

How can momondo help me find flights to Donegal?

Accepted Answer

momondo provides multiple filters to help you find the best flight to Donegal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

Question 4

I’m not ready to book a flight to Donegal right now. Can momondo alert me if prices change?

Accepted Answer

If you are simply researching potential flights to Donegal, momondo offers a useful price alert feature which will track prices for flights to Donegal and alert you when they change.

Question 5

Is there an alternative airport near Donegal?

Accepted Answer

Those flying to Donegal could potentially find better pricing at Donegal Airport (28 mi from Donegal city center) or Galway Airport (99 mi from Donegal city center) depending on the month and departure airport.

Question 6

Is there a cheaper alternative to flying into Donegal?

Accepted Answer

The cheapest airport near Donegal is typically Donegal Airport with an average price of $120/person. These prices vary based on where travelers are coming from. It is suggested that travelers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

Question 7

Which airlines fly to Donegal?

Accepted Answer

Aer Lingus is the airline most momondo users in United States opt for when booking flights to Donegal. British Airways is also popular choice when flying to Donegal from United States. Most major airlines flying from United States to Donegal will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

Question 8

Aer Lingus Flights to Donegal

Accepted Answer

Aer Lingus is a popular choice for users traveling to Donegal. It operates 13 flights every week to Donegal, most often flying from Dublin. Aer Lingus ticket prices will depend on when and where you need to fly from - deals as low as $649 (from New York John F Kennedy Intl) have been found by momondo users. In 1,237 reviews, momondo users have rated Aer Lingus at an average score of 7.2/10.

Question 9

When did momondo last update prices for flights to Donegal Airport?

Accepted Answer

Prices for flights to Donegal Airport are updated daily.

Question 10

How many operators does momondo search for flights to Donegal Airport?

Accepted Answer

As of August 2025, there is 1 operator available to choose from for flights to Donegal Airport.

Question 11

How old do you have to be to fly to Donegal Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Donegal Airport.

Question 12

What documentation or ID do you need to fly to Donegal Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Donegal Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Donegal Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Question 13

How long does it take to fly to Donegal?

Accepted Answer

Flight times vary depending on what airport in United States you fly out of and what airport in Donegal you fly into. For example, flying from New York to Knock takes 9h 35m on average. On the other hand, flying from San Francisco to Knock takes 34h 55m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Question 14

What is the cheapest day to depart on your flight to Donegal?

Accepted Answer

The cheapest day to depart on your flight to Donegal is on a Saturday when prices can be found for as low as $563. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Donegal on Wednesday is $1,027.

Question 15

What is the cheapest time of day to depart on your flight to Donegal?

Accepted Answer

Flying to Donegal from United States in the evening is the least expensive time of day to depart. momondo users have found prices as low as $786 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,027 on average. Flights to Donegal from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Best Round-Trip Price	$649
Fastest flight time	11h 55m

$649 Cheap flights to Donegal

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Donegal departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from the United States to Donegal

Cheap round-trip flights

Cheap one-way flights

momondo Fare Finder

Use the filters below to find and compare flights to Donegal that are best for you.

See travel insights to Donegal from

Donegal flights insights and trends

Explore insights for your Donegal flight to craft the best travel plan

What is the cheapest day to depart on your flight to Donegal?

What is the cheapest time of day to depart on your flight to Donegal?

How long does it take to fly to Donegal?

Cheap Donegal flight deals and tips

Summary info about Donegal flight prices, duration and airlines

Best Round-Trip Price

Fastest flight time

Frequently asked questions about flying to Donegal

Is there an alternative airport near Donegal?

Is there a cheaper alternative to flying into Donegal?

When did momondo last update prices for flights to Donegal Airport?

How many operators does momondo search for flights to Donegal Airport?

How old do you have to be to fly to Donegal Airport?

What documentation or ID do you need to fly to Donegal Airport?

Traveling to a place near Donegal?

Why use momondo?

Why should I use momondo to find a flight deal to Donegal?

Can I find flights to Donegal with flexible booking policies on momondo?

How can momondo help me find flights to Donegal?

I’m not ready to book a flight to Donegal right now. Can momondo alert me if prices change?

An easier way to manage your Donegal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Donegal

Popular flights to Donegal

Popular routes according to searches in the past day on momondo