How long is the flight from USA to Donegal?

British Airways can get you from USA to Donegal in just under 19h 35m. Your travel time can differ by up to . Airlines will cover a distance of 4248 mi.

In terms of precipitation, rainfall in Donegal ranges from 2.3 - 4.6 inches per month. October is typically the wettest month, when rainfall can reach 4.6 in. April is typically the driest time to visit Donegal when rainfall is around 2.3 in.

If weather is an important factor for your trip to Donegal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 57.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular routes from USA to Donegal?

Most travelers choose Denver Intl - Donegal, New York John F Kennedy Intl - Donegal or Baltimore/Washington - Donegal when deciding on the best route from USA to Donegal.

What is the cheapest time of day to fly from US to CFN?

When flying from USA to Donegal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Donegal from United States?

Donegal (CFN) is the airport you will fly into if you book a flight from United States to Donegal. It is only a 28.5 mi journey from Donegal (CFN) to Donegal’s city center.

Can I find deals for flights from USA to Donegal that include hotel bookings?

Yes. In addition to deals on USA to Donegal flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from USA to Donegal?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Donegal.

Can I find deals for business class flights from USA to Donegal?

Yes. Cheapflights offers flight deals from USA to Donegal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$549+ Flights from the United States to Donegal

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Cheap flight deals from USA to Donegal

Cheapest flights from USA to Donegal
Explore the most affordable flight options available from USA to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

Wed 2/185:25 pm

DEN

CFN

2 stops19h 35m

British Airways

Sun 2/221:00 pm

CFN

DEN

2 stops57h 30m

British Airways

Deal found 1/18

$549

Best flights from USA to Donegal
Discover carefully curated flight deals from USA to Donegal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 20, 2026.

Wed 2/185:25 pm

DEN

CFN

2 stops19h 35m

British Airways

Sun 2/221:00 pm

CFN

DEN

2 stops57h 30m

British Airways

Deal found 1/17

$549

Last-minute flights from USA to Donegal
Discover last-minute flight deals from USA to Donegal. Data last updated January 20, 2026 and is based on user searches.

Wed 2/185:25 pm

DEN

CFN

2 stops19h 35m

British Airways

Sun 2/221:00 pm

CFN

DEN

2 stops57h 30m

British Airways

Deal found 1/18

$549

Find flight deals from USA to Donegal

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Round-trip from	$549 (British Airways)

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From USA to Donegal

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Fly to

Route

Depart

Return

Price

DenverDonegal

DEN - CFN

DENCFN

Denver Intl

Wed 2/18

5:25 pm-8:00 pm

2 stops19h 35m

Donegal

Sun 2/22

1:00 pm-3:30 pm

2 stops57h 30m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Best time to book a flight from USA to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from USA with our price prediction graph.

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Everything you need to know about your flight from the United States to Donegal

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Related info for your journey

What airport do you fly into for flights to Donegal from United States?
Donegal (CFN) is the airport you will fly into if you book a flight from United States to Donegal. It is only a 28.5 mi journey from Donegal (CFN) to Donegal’s city center.
How long is the flight from USA to Donegal?
British Airways can get you from USA to Donegal in just under 19h 35m. Your travel time can differ by up to . Airlines will cover a distance of 4248 mi.
What are the most popular routes from USA to Donegal?
Most travelers choose Denver Intl - Donegal, New York John F Kennedy Intl - Donegal or Baltimore/Washington - Donegal when deciding on the best route from USA to Donegal.
Can I find deals for flights from USA to Donegal that include hotel bookings?
Yes. In addition to deals on USA to Donegal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from USA to Donegal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Donegal.
Can I find deals for business class flights from USA to Donegal?
Yes. Cheapflights offers flight deals from USA to Donegal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$549+ Cheap flights from the United States to Donegal (CFN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from USA to Donegal with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from USA to Donegal

Cheapest flights from USA to DonegalExplore the most affordable flight options available from USA to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

Explore the most affordable flight options available from USA to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

Find flight deals from USA to Donegal

Keep the following information in mind while searching for USA to Donegal flight deals. Data was last updated January 20, 2026.

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Best time to book a flight from USA to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from USA with our price prediction graph.

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Everything you need to know about your flight from the United States to Donegal

Related info for your journey

Find useful and relevant information for your journey from USA to Donegal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Donegal from United States?

How long is the flight from USA to Donegal?

What are the most popular routes from USA to Donegal?

Can I find deals for flights from USA to Donegal that include hotel bookings?

How can I find direct flights from USA to Donegal?

Can I find deals for business class flights from USA to Donegal?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to Donegal

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Cheapest flights from USA to Donegal
Explore the most affordable flight options available from USA to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.