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Flights to Donegal

$411 Cheap flights to Donegal

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to Donegal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:25 pm - 3:15 pmORD  Chicago O'Hare Intl-CFN Donegal
37h 50m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
7:55 am - 7:15 pmCFN  Donegal-ORD Chicago O'Hare Intl
17h 20m1 stop Dublin
$682Multiple Airlines
Mon, Oct 5 - Mon, Oct 12
Aer Lingus Logo
3:45 pm - 2:00 pmORD  Chicago O'Hare Intl-CFN Donegal
16h 15m1 stop Dublin
Aer Lingus Logo
7:55 am - 7:15 pmCFN  Donegal-ORD Chicago O'Hare Intl
17h 20m1 stop Dublin
$714Aer Lingus
Mon, Oct 5 - Mon, Oct 12
Aer Lingus Logo
9:00 pm - 2:00 pmORD  Chicago O'Hare Intl-CFN Donegal
11h 00m1 stop Dublin
Aer Lingus Logo
7:55 am - 7:15 pmCFN  Donegal-ORD Chicago O'Hare Intl
17h 20m1 stop Dublin
$920Aer Lingus
Tue, Oct 6 - Tue, Oct 13
Aer Lingus Logo
8:40 pm - 2:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
12h 20m1 stop Dublin
Aer Lingus Logo
7:55 am - 3:45 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
12h 50m1 stop Dublin
$923Aer Lingus
Sat, Sep 5 - Wed, Sep 9
British Airways Logo
7:05 pm - 2:00 pmJFK  New York John F Kennedy Intl-CFN Donegal
13h 55m2 stops London Heathrow Dublin
British Airways Logo
8:00 am - 7:50 pmCFN  Donegal-JFK New York John F Kennedy Intl
16h 50m2 stops Dublin London Heathrow
$1,020British Airways
Sun, Jan 10 - Thu, Jan 14
Aer Lingus Logo
9:11 am - 8:00 pmDEN  Denver Intl-CFN Donegal
27h 49m2 stops Chicago O'Hare Intl Dublin
Aer Lingus Logo
7:55 am - 12:17 amCFN  Donegal-DEN Denver Intl
23h 22m2 stops Dublin Chicago O'Hare Intl
$1,025Aer Lingus
Tue, Sep 22 - Tue, Sep 29
Multiple Airlines Logo
8:30 pm - 8:00 pmBWI  Baltimore/Washington-CFN Donegal
18h 30m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
7:55 am - 7:25 pmCFN  Donegal-BWI Baltimore/Washington
16h 30m2 stops Dublin Reykjavik Keflavik Intl
$1,032Multiple Airlines
Thu, Oct 8 - Thu, Oct 15
Multiple Airlines Logo
7:25 pm - 8:00 pmORD  Chicago O'Hare Intl-CFN Donegal
18h 35m3 stops Reykjavik Keflavik Intl Glasgow Intl Dublin
Multiple Airlines Logo
7:55 am - 2:00 pmCFN  Donegal-ORD Chicago O'Hare Intl
12h 05m1 stop Dublin
$1,033Multiple Airlines
Mon, Oct 5 - Mon, Oct 12
British Airways Logo
6:55 pm - 8:00 pmBWI  Baltimore/Washington-CFN Donegal
20h 05m2 stops London Heathrow Dublin
British Airways Logo
2:30 pm - 5:05 pmCFN  Donegal-BWI Baltimore/Washington
55h 35m2 stops Dublin London Heathrow
$1,038British Airways
Wed, Dec 9 - Sun, Dec 13
Aer Lingus Logo
9:00 pm - 2:00 pmORD  Chicago O'Hare Intl-CFN Donegal
11h 00m1 stop Dublin
Aer Lingus Logo
7:55 am - 7:15 pmCFN  Donegal-ORD Chicago O'Hare Intl
17h 20m1 stop Dublin
$1,063Aer Lingus
Mon, Oct 5 - Mon, Oct 12

momondo Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest round-trip

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Mon 10/5

7:25 pm-3:15 pm

2 stops37h 50m

Donegal

Mon 10/12

7:55 am-7:15 pm

1 stop17h 20m

$682

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Mon 10/5

3:45 pm-2:00 pm

1 stop16h 15m

Donegal

Mon 10/12

7:55 am-7:15 pm

1 stop17h 20m

$714

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Tue 10/6

9:00 pm-2:00 pm

1 stop11h 00m

Donegal

Tue 10/13

7:55 am-7:15 pm

1 stop17h 20m

$920
Quickest round-trip

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Sat 9/5

8:40 pm-2:00 pm

1 stop12h 20m

Donegal

Wed 9/9

7:55 am-3:45 pm

1 stop12h 50m

$923

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Sun 1/10

7:05 pm-2:00 pm

2 stops13h 55m

Donegal

Thu 1/14

8:00 am-7:50 pm

2 stops16h 50m

$1,020

DenverDonegal

DEN Denver Intl - CFN Donegal

DENCFN

Denver Intl

Tue 9/22

9:11 am-8:00 pm

2 stops27h 49m

Donegal

Tue 9/29

7:55 am-12:17 am

2 stops23h 22m

$1,025

BaltimoreDonegal

BWI Baltimore/Washington - CFN Donegal

BWICFN

Baltimore/Washington

Thu 10/8

8:30 pm-8:00 pm

2 stops18h 30m

Donegal

Thu 10/15

7:55 am-7:25 pm

2 stops16h 30m

$1,032

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Mon 10/5

7:25 pm-8:00 pm

3 stops18h 35m

Donegal

Mon 10/12

7:55 am-2:00 pm

1 stop12h 05m

$1,033

BaltimoreDonegal

BWI Baltimore/Washington - CFN Donegal

BWICFN

Baltimore/Washington

Wed 12/9

6:55 pm-8:00 pm

2 stops20h 05m

Donegal

Sun 12/13

2:30 pm-5:05 pm

2 stops55h 35m

$1,038

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Mon 10/5

9:00 pm-2:00 pm

1 stop11h 00m

Donegal

Mon 10/12

7:55 am-7:15 pm

1 stop17h 20m

$1,063

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Donegal flights insights and trends

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

How long does it take to fly to Donegal?

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 13h 10m on average. On the other hand, flying from San Francisco to Knock takes 35h 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.

Cheap Donegal flight deals and tips

Summary info about Donegal flight prices, duration and airlines

Best One-Way Price

$411

Best Round-Trip Price

$682

Fastest flight time

12h 10m
The best one-way flight price to Donegal from United States in the last 5 days is $411 (Washington, D.C. Dulles Intl to Donegal).
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The best round-trip flight price to Donegal from United States in the last 5 days is $682 (Chicago O'Hare Intl to Donegal).
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The fastest flight to Donegal from United States takes 12h 10m (Washington, D.C. Dulles Intl to Donegal).
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Frequently asked questions about flying to Donegal

Is there an alternative airport near Donegal?

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.

Is there a cheaper alternative to flying into Donegal?

The cheapest airport near Donegal is typically Donegal Airport with an average price of $91/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.

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

Prices for flights to Donegal Airport are updated daily.

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

As of August 2026, there is 1 operator available to choose from for flights to Donegal Airport.

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

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.

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

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.

Traveling to a place near Donegal?

Book flights to Donegal if you plan to visit one of these locations
Letterkenny
Killybegs

Why use momondo?

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

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.

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

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

How can momondo help me find flights to Donegal?

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.

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

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.

An easier way to manage your Donegal trip

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Find better results for your trip to Donegal

Popular flights to Donegal

Chicago to Donegal Flightsfrom $920
New York to Donegal Flightsfrom $1,020
Washington, D.C. to Donegal Flightsfrom $1,218
San Francisco to Donegal Flightsfrom $1,286