The cheapest times to fly from DCA to CFN are

  • August 27th to March 4th (except the weeks of December 17th and December 24th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DCA to CFN is early to mid January. Prices can be as high as $5856 for Friday flights during early to mid May, or as low as $757 for Tuesday flights around early to mid January.


When to Fly to Donegal

Flying from Washington, DC (DCA) to Dongloe (CFN) will usually cost between $792 to $1339 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid January with an average ticket price of $804. Due to high demand the most expensive time to fly is early to mid May, with an average price of $2123. Planning your trip to low-cost times can easily save you $1320 on economy flights and even more on first-class flights. Generally, any price below $1042 can be considered a good price for a round-trip DCA to CFN flight.

See below for a graph of average weekly prices for the DCA to CFN route. All prices are for round-trip tickets in USD.

DCA to CFN Flight Prices

Compared to other flights, the DCA to CFN flight is priced close to the average and costs about as much as the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.2, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Donegal, and Saturdays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $153 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $993. Return trip prices are from the CFN to DCA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DCA to CFN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 6 hour 53 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from DCA to CFN while comparing.

Destination alternative #1: Dublin Airport (DUB) in Dublin

  • 140 miles (225 km) away from CFN
  • Usually 18.67% less expensive than CFN
  • 1-layover flights available

See DCA to DUB flights

Destination alternative #2: Islay Airport (ILY) in Islay

  • 93 miles (150 km) away from CFN
  • Usually 10.94% less expensive than CFN
  • 2-layover flights available

See DCA to ILY flights

Destination alternative #3: Belfast City Airport (BHD) in Belfast

  • 103 miles (166 km) away from CFN
  • Usually 6.29% less expensive than CFN
  • 2-layover flights available

See DCA to BHD flights


Flight Hacking DCA to CFN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DCA to CFN — but Champion Traveler does!

Hack #1: New York, NY (DCA > JFK > CFN)

  • Price for both tickets: $835
  • Average savings: $208 (19.91%)

See DCA to JFK flights

Hack #2: Dublin (DCA > DUB > CFN)

  • Price for both tickets: $941
  • Average savings: $101 (9.69%)

See DCA to DUB flights

Hack #3: Chicago, IL (DCA > ORD > CFN)

  • Price for both tickets: $1010
  • Average savings: $33 (3.12%)

See DCA to ORD flights


Flight Questions Answered

Still have questions about flying from DCA to CFN? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Aer Lingus, Air Canada, Air France, American, British Airways, Delta, JetBlue, KLM, United, and potentially more during busy seasons.

How far away is it from Donegal Airport to Ronald Reagan Washington National Airport?

The distance between the two airports is roughly 3278 miles or 5275 kilometers.

How long does it take to fly from DCA to CFN?

The real-world flight time for a nonstop DCA to CFN flight is about 6 hour 53 minutes.

How many flights go between Washington, DC and Dongloe?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from DCA to CFN.


Airport Location Info


Departing Airport

Origination code DCA
Origination airport name Ronald Reagan Washington National Airport
City Washington, DC
Country the United States
Latitude 38.9
Longitude -77

Return Airport

Destination code CFN
Destination airport name Donegal Airport
City Dongloe
Country Ireland
Latitude 55
Longitude -8.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.