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Cheap flights from the United States to Donegal from €398

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Donegal departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from the United States to Donegal

Recent return flight deals from the United States to Donegal

Enter your travel dates to find the best prices.
Aer Lingus Logo
21:05 - 14:00JFK  New York John F Kennedy Intl-CFN Donegal
11h 55m1 stop Dublin
Aer Lingus Logo
14:30 - 22:25CFN  Donegal-JFK New York John F Kennedy Intl
12h 55m1 stop Dublin
€648Aer Lingus
Sat, 26 Sep - Sat, 3 Oct
Multiple Airlines Logo
18:20 - 20:00JFK  New York John F Kennedy Intl-CFN Donegal
20h 40m2 stops London Gatwick Dublin
Multiple Airlines Logo
14:30 - 22:25CFN  Donegal-JFK New York John F Kennedy Intl
12h 55m1 stop Dublin
€733Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Multiple Airlines Logo
18:20 - 20:00JFK  New York John F Kennedy Intl-CFN Donegal
20h 40m2 stops London Gatwick Dublin
Multiple Airlines Logo
07:55 - 22:05CFN  Donegal-JFK New York John F Kennedy Intl
19h 10m3 stops Dublin London Gatwick Reykjavik Keflavik Intl
€798Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Multiple Airlines Logo
20:30 - 20:00JFK  New York John F Kennedy Intl-CFN Donegal
18h 30m3 stops Reykjavik Keflavik Intl Glasgow Intl Dublin
Multiple Airlines Logo
07:55 - 22:05CFN  Donegal-JFK New York John F Kennedy Intl
19h 10m3 stops Dublin London Gatwick Reykjavik Keflavik Intl
€814Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Multiple Airlines Logo
16:55 - 14:00JFK  New York John F Kennedy Intl-CFN Donegal
16h 05m1 stop Dublin
Multiple Airlines Logo
07:55 - 22:05CFN  Donegal-JFK New York John F Kennedy Intl
19h 10m3 stops Dublin London Gatwick Reykjavik Keflavik Intl
€826Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Aer Lingus Logo
21:00 - 14:00ORD  Chicago O'Hare Intl-CFN Donegal
11h 00m1 stop Dublin
Aer Lingus Logo
14:30 - 19:15CFN  Donegal-ORD Chicago O'Hare Intl
10h 45m1 stop Dublin
€836Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Aer Lingus Logo
21:00 - 14:00ORD  Chicago O'Hare Intl-CFN Donegal
11h 00m1 stop Dublin
Aer Lingus Logo
07:55 - 19:15CFN  Donegal-ORD Chicago O'Hare Intl
17h 20m1 stop Dublin
€847Aer Lingus
Mon, 28 Sep - Mon, 5 Oct
Aer Lingus Logo
06:40 - 14:00ORD  Chicago O'Hare Intl-CFN Donegal
25h 20m2 stops Cleveland Hopkins Intl Dublin
Aer Lingus Logo
07:55 - 14:00CFN  Donegal-ORD Chicago O'Hare Intl
12h 05m1 stop Dublin
€858Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Multiple Airlines Logo
21:00 - 14:00ORD  Chicago O'Hare Intl-CFN Donegal
11h 00m1 stop Dublin
Multiple Airlines Logo
14:30 - 19:15CFN  Donegal-ORD Chicago O'Hare Intl
10h 45m1 stop Dublin
€868Multiple Airlines
Wed, 2 Sep - Thu, 10 Sep
Multiple Airlines Logo
18:30 - 14:00ORD  Chicago O'Hare Intl-CFN Donegal
13h 30m2 stops New York John F Kennedy Intl Dublin
Multiple Airlines Logo
14:30 - 19:15CFN  Donegal-ORD Chicago O'Hare Intl
10h 45m1 stop Dublin
€875Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep

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British Airways flights from United States to Donegal

Our best British Airways deals on United States to Donegal flight tickets
British Airways
15 Jan
JFK18:25New York John F Kennedy Intl
14h 35m
2 stops
CFN14:00Donegal
19 Jan
CFN08:00Donegal
17h 10m
2 stops
JFK20:10New York John F Kennedy Intl
€877
British Airways
15 Jan
JFK18:25New York John F Kennedy Intl
14h 35m
2 stops
CFN14:00Donegal
19 Jan
CFN08:00Donegal
17h 10m
2 stops
JFK20:10New York John F Kennedy Intl
€882
British Airways
6 Dec
ORD18:50Chicago O'Hare Intl
19h 10m
2 stops
CFN20:00Donegal
10 Dec
CFN08:00Donegal
16h 45m
2 stops
ORD18:45Chicago O'Hare Intl
€890

Aer Lingus flights from United States to Donegal

Our best Aer Lingus deals on United States to Donegal flight tickets
Aer Lingus
26 Sept
JFK21:05New York John F Kennedy Intl
11h 55m
1 stop
CFN14:00Donegal
3 Oct
CFN14:30Donegal
12h 55m
1 stop
JFK22:25New York John F Kennedy Intl
€648
Aer Lingus
1 Sept
ORD21:00Chicago O'Hare Intl
11h 00m
1 stop
CFN14:00Donegal
9 Sept
CFN14:30Donegal
10h 45m
1 stop
ORD19:15Chicago O'Hare Intl
€836
Aer Lingus
16 Aug
JFK21:05New York John F Kennedy Intl
17h 55m
1 stop
CFN20:00Donegal
2 Sept
CFN14:30Donegal
12h 11m
2 stops
JFK21:41New York John F Kennedy Intl
€840

momondo Fare Finder

 
Customise your flight search to find flights from United States to Donegal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 14 August 2026.
Use the filters below to find and compare flights from the United States to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Sat 26/9

21:05-14:00

1 stop11h 55m

Donegal

Sat 3/10

14:30-22:25

1 stop12h 55m

€648

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Sat 26/9

18:20-20:00

2 stops20h 40m

Donegal

Sat 3/10

14:30-22:25

1 stop12h 55m

€733

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Sat 26/9

18:20-20:00

2 stops20h 40m

Donegal

Sat 3/10

07:55-22:05

3 stops19h 10m

€798

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Sat 26/9

20:30-20:00

3 stops18h 30m

Donegal

Sat 3/10

07:55-22:05

3 stops19h 10m

€814

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Sat 26/9

16:55-14:00

1 stop16h 05m

Donegal

Sat 3/10

07:55-22:05

3 stops19h 10m

€826
Fastest return journey

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Tue 1/9

21:00-14:00

1 stop11h 00m

Donegal

Wed 9/9

14:30-19:15

1 stop10h 45m

€836

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Mon 28/9

21:00-14:00

1 stop11h 00m

Donegal

Mon 5/10

07:55-19:15

1 stop17h 20m

€847

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Tue 1/9

06:40-14:00

2 stops25h 20m

Donegal

Wed 9/9

07:55-14:00

1 stop12h 05m

€858

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Wed 2/9

21:00-14:00

1 stop11h 00m

Donegal

Thu 10/9

14:30-19:15

1 stop10h 45m

€868

ChicagoDonegal

ORD Chicago O'Hare Intl - CFN Donegal

ORDCFN

Chicago O'Hare Intl

Tue 1/9

18:30-14:00

2 stops13h 30m

Donegal

Tue 8/9

14:30-19:15

1 stop10h 45m

€875

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Donegal from

How to get the cheapest flight ticket from United States to Donegal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from United States to Donegal?

Aer Lingus is the most popular carrier operating from United States to Donegal

Cheap United States to Donegal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Donegal

Fastest flight time

11h 00m

Direct flights

None
The fastest flight from United States to Donegal takes 11h 00m
There are no direct flights from United States to Donegal. There are no popular flight routes from United States to Donegal.
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Frequently asked questions about flying from the United States to Donegal

  • When did momondo last update prices for flights from United States to Donegal Airport?

    Prices for flights from United States to Donegal Airport refresh daily.

  • How old do you have to be to fly from United States to Donegal Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Donegal Airport.

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

    The travel and health documents required for your trip to Donegal Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Donegal Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Donegal?

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

Why use momondo?

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

Finding the right flight to Donegal from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that 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 from United States to Donegal with flexible booking policies on momondo?

Yes. All flights to Donegal from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Donegal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Donegal from United States.

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

Yes momondo offers price alerts on flights to Donegal from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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