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 Washington, D.C. to Donegal?

While some choose either Washington, D.C. Dulles Intl - Donegal or Baltimore/Washington - Donegal, Washington, D.C. Reagan-National - Donegal is the most popular route from Washington, D.C. to Donegal.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Donegal as you normally would.

What airport do you fly into for flights to Donegal from Washington, D.C.?

Donegal (CFN) is the airport you will fly into if you book a flight from Washington, D.C. to Donegal. You should not have trouble finding flights to Donegal from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Donegal airport from Washington, D.C.. It is only a 28.5 mi journey from Donegal (CFN) to Donegal’s city center.

Can I find deals for flights from Washington, D.C. to Donegal that include hotel bookings?

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

How can I find direct flights from Washington, D.C. to Donegal?

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

Can I find deals for business class flights from Washington, D.C. to Donegal?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$753+ Flights from Washington, D.C. to Donegal

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Cheap flight deals from Washington, D.C. to Donegal

Round-trip from	$753 (Trip.com)

From Washington, D.C. (WAS) to Donegal

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Find flight deals from Washington, D.C. to Donegal

Cheapest flights from Washington, D.C. to Donegal
Explore the most affordable flight options available from Washington, D.C. to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Tue 8/126:50 pmBWI - CFN

2 stops14h 10mMultiple Airlines

Tue 8/197:55 amCFN - BWI

2 stops14h 45mMultiple Airlines

Deal found 6/28

$753

Thu 8/145:20 pmIAD - CFN

1 stop21h 40mAer Lingus

Thu 8/212:30 pmCFN - IAD

1 stop30h 20mAer Lingus

Deal found 6/30

$833

Thu 8/1410:40 pmIAD - CFN

2 stops34h 20mBritish Airways

Thu 8/217:55 amCFN - IAD

2 stops17h 15mBritish Airways

Deal found 6/30

$867

Thu 8/149:20 pmBWI - CFN

2 stops17h 40mBritish Airways

Thu 8/217:55 amCFN - BWI

2 stops16h 40mBritish Airways

Deal found 6/30

$1,032

Thu 8/146:00 amDCA - CFN

3 stops33h 00mMultiple Airlines

Thu 8/217:55 amCFN - DCA

3 stops30h 02mMultiple Airlines

Deal found 6/30

$1,636

Best flights from Washington, D.C. to Donegal
Discover carefully curated flight deals from Washington, D.C. to Donegal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Tue 8/126:50 pmBWI - CFN

2 stops14h 10mMultiple Airlines

Tue 8/197:55 amCFN - BWI

2 stops14h 45mMultiple Airlines

Deal found 6/28

$753

Thu 8/145:20 pmIAD - CFN

1 stop21h 40mAer Lingus

Thu 8/212:30 pmCFN - IAD

1 stop30h 20mAer Lingus

Deal found 6/30

$833

Thu 8/1410:40 pmIAD - CFN

2 stops34h 20mBritish Airways

Thu 8/217:55 amCFN - IAD

2 stops17h 15mBritish Airways

Deal found 6/30

$867

Thu 8/149:20 pmBWI - CFN

2 stops17h 40mBritish Airways

Thu 8/217:55 amCFN - BWI

2 stops16h 40mBritish Airways

Deal found 6/30

$1,032

Thu 8/146:00 amDCA - CFN

3 stops33h 00mMultiple Airlines

Thu 8/217:55 amCFN - DCA

3 stops30h 02mMultiple Airlines

Deal found 6/30

$1,636

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreDonegal

BWI - CFN

BWICFN

Baltimore/Washington

Tue 8/12

6:50 pm-2:00 pm

2 stops14h 10m

Donegal

Tue 8/19

7:55 am-5:40 pm

2 stops14h 45m

$753

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Thu 8/14

5:20 pm-8:00 pm

1 stop21h 40m

Donegal

Thu 8/21

2:30 pm-3:50 pm

1 stop30h 20m

$833

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Thu 8/14

10:40 pm-2:00 pm

2 stops34h 20m

Donegal

Thu 8/21

7:55 am-8:10 pm

2 stops17h 15m

$867

BaltimoreDonegal

BWI - CFN

BWICFN

Baltimore/Washington

Thu 8/14

9:20 pm-8:00 pm

2 stops17h 40m

Donegal

Thu 8/21

7:55 am-7:35 pm

2 stops16h 40m

$1,032

Washington, D.C.Donegal

DCA - CFN

DCACFN

Washington, D.C. Reagan-National

Thu 8/14

6:00 am-8:00 pm

3 stops33h 00m

Donegal

Thu 8/21

7:55 am-8:57 am

3 stops30h 02m

$1,636

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Best time to book a flight from Washington, D.C. to Donegal

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

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Donegal

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Donegal

Peruse reviews from past customers who have flown with Aer Lingus and British Airways from Washington, D.C. to Donegal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.1

Good

1,140 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Aer Lingus

7.1

Good

1,140 reviews

Aer Lingus

7.1

Good

1,140 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

British Airways

6.6

Okay

7,081 reviews

Aer Lingus

7.1

Good

1,140 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

What airport do you fly into for flights to Donegal from Washington, D.C.?
Donegal (CFN) is the airport you will fly into if you book a flight from Washington, D.C. to Donegal. You should not have trouble finding flights to Donegal from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Donegal airport from Washington, D.C.. It is only a 28.5 mi journey from Donegal (CFN) to Donegal’s city center.
What are the most popular routes from Washington, D.C. to Donegal?
While some choose either Washington, D.C. Dulles Intl - Donegal or Baltimore/Washington - Donegal, Washington, D.C. Reagan-National - Donegal is the most popular route from Washington, D.C. to Donegal.
Can I find deals for flights from Washington, D.C. to Donegal that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Donegal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Donegal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Donegal.
Can I find deals for business class flights from Washington, D.C. to Donegal?
Yes. Cheapflights offers flight deals from Washington, D.C. 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.

See more FAQs

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Alternative routes for Washington, D.C. to Donegal

Dulles Intl to Dublin flights

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Reagan-National to Donegal flights

Dulles Intl to Donegal flights

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$753+ Cheap flights from Washington, D.C. (WAS) 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Donegal with Cheapflights

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Cheap flight deals from Washington, D.C. to Donegal

Round-trip from

Find flight deals from Washington, D.C. to Donegal

Cheapest flights from Washington, D.C. to DonegalExplore the most affordable flight options available from Washington, D.C. to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Explore the most affordable flight options available from Washington, D.C. to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Donegal that are best for you.

Best time to book a flight from Washington, D.C. to Donegal

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Donegal

Reviews of airlines servicing Donegal

Peruse reviews from past customers who have flown with Aer Lingus and British Airways from Washington, D.C. to Donegal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C.?

What are the most popular routes from Washington, D.C. to Donegal?

Can I find deals for flights from Washington, D.C. to Donegal that include hotel bookings?

How can I find direct flights from Washington, D.C. to Donegal?

Can I find deals for business class flights from Washington, D.C. to Donegal?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Donegal

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Cheapest flights from Washington, D.C. to Donegal
Explore the most affordable flight options available from Washington, D.C. to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.