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

Prices for flights from Donegal Airport to United States are updated daily.

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

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 Donegal Airport to United States.

What documentation or ID do you need to fly to United States?

The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$859 Cheap Flights from Donegal to the United States in 2026

Find the cheapest flights from Donegal to the United States

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:55 am - 3:50 pmCFN Donegal-SFO San Francisco

15h 55m1 stop Dublin

5:35 pm - 8:00 pmSFO San Francisco-CFN Donegal

18h 25m1 stop Dublin

$859Aer Lingus

Thu, Aug 27 - Mon, Aug 31

2:30 pm - 1:50 pmCFN Donegal-SFO San Francisco

31h 20m2 stops Dublin London Heathrow

5:35 pm - 2:00 pmSFO San Francisco-CFN Donegal

12h 25m1 stop Dublin

$958Multiple Airlines

Thu, Aug 27 - Mon, Aug 31

2:30 pm - 7:48 pmCFN Donegal-SFO San Francisco

37h 18m2 stops Dublin Chicago O'Hare Intl

2:48 pm - 8:00 pmSFO San Francisco-CFN Donegal

21h 12m2 stops Chicago O'Hare Intl Dublin

$1,049Multiple Airlines

Thu, Aug 27 - Mon, Aug 31

7:55 am - 9:55 pmCFN Donegal-SFO San Francisco

46h 00m3 stops Dublin Toronto Pearson Intl Calgary

12:15 pm - 8:00 pmSFO San Francisco-CFN Donegal

23h 45m3 stops Vancouver Intl Calgary Dublin

$1,582Multiple Airlines

Thu, Aug 27 - Mon, Aug 31

7:55 am - 9:02 pmCFN Donegal-SFO San Francisco

21h 07m2 stops Dublin Toronto Pearson Intl

12:15 pm - 8:00 pmSFO San Francisco-CFN Donegal

23h 45m3 stops Vancouver Intl Calgary Dublin

$1,583Multiple Airlines

Thu, Aug 27 - Mon, Aug 31

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DonegalSan Francisco

CFN Donegal - SFO San Francisco

CFNSFO

Donegal

Thu 8/27

7:55 am-3:50 pm

1 stop15h 55m

San Francisco

Mon 8/31

5:35 pm-8:00 pm

1 stop18h 25m

$859

DonegalSan Francisco

CFN Donegal - SFO San Francisco

CFNSFO

Donegal

Thu 8/27

2:30 pm-1:50 pm

2 stops31h 20m

San Francisco

Mon 8/31

5:35 pm-2:00 pm

1 stop12h 25m

$958

DonegalSan Francisco

CFN Donegal - SFO San Francisco

CFNSFO

Donegal

Thu 8/27

2:30 pm-7:48 pm

2 stops37h 18m

San Francisco

Mon 8/31

2:48 pm-8:00 pm

2 stops21h 12m

$1,049

DonegalSan Francisco

CFN Donegal - SFO San Francisco

CFNSFO

Donegal

Thu 8/27

7:55 am-9:55 pm

3 stops46h 00m

San Francisco

Mon 8/31

12:15 pm-8:00 pm

3 stops23h 45m

$1,582

DonegalSan Francisco

CFN Donegal - SFO San Francisco

CFNSFO

Donegal

Thu 8/27

7:55 am-9:02 pm

2 stops21h 07m

San Francisco

Mon 8/31

12:15 pm-8:00 pm

3 stops23h 45m

$1,583

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

Can stopping save me money on Donegal to United States flights?

You could potentially save up to 37% on your flight if you consider stops on a Donegal to United States flight.

Cheap Donegal to United States flight deals and tips

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

Fastest flight time	24h 08m
Direct flights	None

The fastest flight from Donegal to United States takes 24h 08m

There are no direct flights from Donegal to United States. There are no popular flight routes from Donegal to United States.

Search flight deals

Frequently asked questions about flying from Donegal to the United States

When did momondo last update prices for flights from Donegal Airport to United States?
Prices for flights from Donegal Airport to United States are updated daily.
How old do you have to be to fly from Donegal Airport to United States?
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 Donegal Airport to United States.
What documentation or ID do you need to fly to United States?
The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Donegal to United States. momondo saves you time and could save you money on your trip.

Can I find flights from Donegal to United States with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to United States from Donegal with this policy.

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

Once all potential Donegal to United States flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Donegal and alert you when they change.