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Cheap flights from the United States to Donegal from €306

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 5/8. 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.
Multiple Airlines Logo
23:55 - 14:00
JFK
-
CFN
9h 05m
1 stop
Multiple Airlines Logo
08:00 - 14:55
CFN
-
JFK
10h 55m
1 stop
€664Multiple Airlines
Wed, 21 Oct - Mon, 26 Oct
Aer Lingus Logo
21:05 - 20:00
JFK
-
CFN
17h 55m
1 stop
Aer Lingus Logo
14:30 - 22:25
CFN
-
JFK
12h 55m
1 stop
€747Aer Lingus
Wed, 2 Sep - Fri, 18 Sep
Multiple Airlines Logo
23:55 - 14:00
JFK
-
CFN
9h 05m
1 stop
Multiple Airlines Logo
14:30 - 23:00
CFN
-
JFK
36h 30m
2 stops
€765Multiple Airlines
Wed, 21 Oct - Mon, 26 Oct
Multiple Airlines Logo
18:10 - 14:00
JFK
-
CFN
14h 50m
2 stops
Multiple Airlines Logo
14:30 - 22:25
CFN
-
JFK
12h 55m
1 stop
€862Multiple Airlines
Wed, 2 Sep - Fri, 18 Sep
British Airways Logo
07:50 - 14:00
JFK
-
CFN
25h 10m
2 stops
British Airways Logo
14:30 - 13:05
CFN
-
JFK
27h 35m
2 stops
€876British Airways
Thu, 10 Sep - Mon, 14 Sep
British Airways Logo
07:50 - 14:00
JFK
-
CFN
25h 10m
2 stops
British Airways Logo
14:30 - 13:05
CFN
-
JFK
27h 35m
2 stops
€880British Airways
Thu, 10 Sep - Mon, 14 Sep
Aer Lingus Logo
15:30 - 14:00
JFK
-
CFN
17h 30m
2 stops
Aer Lingus Logo
14:30 - 13:35
CFN
-
JFK
27h 05m
2 stops
€888Aer Lingus
Wed, 21 Oct - Mon, 26 Oct
British Airways Logo
07:50 - 14:00
JFK
-
CFN
25h 10m
2 stops
British Airways Logo
14:30 - 13:05
CFN
-
JFK
27h 35m
2 stops
€897British Airways
Thu, 10 Sep - Mon, 14 Sep
British Airways Logo
18:10 - 14:00
JFK
-
CFN
14h 50m
2 stops
British Airways Logo
14:30 - 11:10
CFN
-
JFK
25h 40m
2 stops
€900British Airways
Wed, 2 Sep - Fri, 18 Sep
Multiple Airlines Logo
20:30 - 20:00
IAD
-
CFN
18h 30m
3 stops
Multiple Airlines Logo
07:55 - 20:24
CFN
-
IAD
17h 29m
2 stops
€953Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug

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Aer Lingus flights from United States to Donegal

Our best Aer Lingus deals on United States to Donegal flight tickets
Aer Lingus
2 Sept
JFK21:05New York John F Kennedy Intl
17h 55m
1 stop
CFN20:00Donegal
18 Sept
CFN14:30Donegal
12h 55m
1 stop
JFK22:25New York John F Kennedy Intl
€747
Aer Lingus
21 Oct
JFK15:30New York John F Kennedy Intl
17h 30m
2 stops
CFN14:00Donegal
26 Oct
CFN14:30Donegal
27h 05m
2 stops
JFK13:35New York John F Kennedy Intl
€888
Aer Lingus
16 Aug
JFK23:55New York John F Kennedy Intl
9h 05m
1 stop
CFN14:00Donegal
22 Aug
CFN14:30Donegal
12h 55m
1 stop
JFK22:25New York John F Kennedy Intl
€4,713

British Airways flights from United States to Donegal

Our best British Airways deals on United States to Donegal flight tickets
British Airways
10 Sept
JFK07:50New York John F Kennedy Intl
25h 10m
2 stops
CFN14:00Donegal
14 Sept
CFN14:30Donegal
27h 35m
2 stops
JFK13:05New York John F Kennedy Intl
€876
British Airways
10 Sept
JFK07:50New York John F Kennedy Intl
25h 10m
2 stops
CFN14:00Donegal
14 Sept
CFN14:30Donegal
27h 35m
2 stops
JFK13:05New York John F Kennedy Intl
€880
British Airways
10 Sept
JFK07:50New York John F Kennedy Intl
25h 10m
2 stops
CFN14:00Donegal
14 Sept
CFN14:30Donegal
27h 35m
2 stops
JFK13:05New York John F Kennedy Intl
€897

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 24 July 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
Fastest return journey

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 21/10

23:55-14:00

1 stop9h 05m

Donegal

Mon 26/10

08:00-14:55

1 stop10h 55m

€664

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 2/9

21:05-20:00

1 stop17h 55m

Donegal

Fri 18/9

14:30-22:25

1 stop12h 55m

€747

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 21/10

23:55-14:00

1 stop9h 05m

Donegal

Mon 26/10

14:30-23:00

2 stops36h 30m

€765

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 2/9

18:10-14:00

2 stops14h 50m

Donegal

Fri 18/9

14:30-22:25

1 stop12h 55m

€862

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 10/9

07:50-14:00

2 stops25h 10m

Donegal

Mon 14/9

14:30-13:05

2 stops27h 35m

€876

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 10/9

07:50-14:00

2 stops25h 10m

Donegal

Mon 14/9

14:30-13:05

2 stops27h 35m

€880

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 21/10

15:30-14:00

2 stops17h 30m

Donegal

Mon 26/10

14:30-13:35

2 stops27h 05m

€888

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 10/9

07:50-14:00

2 stops25h 10m

Donegal

Mon 14/9

14:30-13:05

2 stops27h 35m

€897

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 2/9

18:10-14:00

2 stops14h 50m

Donegal

Fri 18/9

14:30-11:10

2 stops25h 40m

€900

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 16/8

20:30-20:00

3 stops18h 30m

Donegal

Sat 22/8

07:55-20:24

2 stops17h 29m

€953

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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

9h 05m

Direct flights

None
The fastest flight from United States to Donegal takes 9h 05m
There are no direct flights from United States to Donegal. There are no popular flight routes from United States to Donegal.
Search flight deals

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.

An easier way to manage your Donegal trip

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