HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Donegal

$847+ Cheap flights from O'Hare Intl (ORD) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CFN
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Donegal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from O'Hare Intl to Donegal

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Donegal (CFN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$847
(British Airways)
Provider with most accurate pricing for Chicago (CHI)-Donegal flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Donegal flights.
Search Deals
From Chicago O'Hare Intl to Donegal
Search Deals

Find flight deals from O'Hare Intl to Donegal

Cheapest flights from O'Hare Intl to Donegal
Explore the most affordable flight options available from O'Hare Intl to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This British Airways deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:35 pmORD - CFN
2 stops19h 25mBritish Airways
Sun 12/710:00 amCFN - ORD
2 stops35h 25mBritish Airways
Deal found 11/10$847

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Donegal that are best for you.

Fly from

O'Hare Intl

Fly to

Donegal

Route

Depart

Return

Price

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Wed 12/3

6:35 pm-8:00 pm

2 stops19h 25m

Donegal

Sun 12/7

10:00 am-3:25 pm

2 stops35h 25m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Best time to book a flight from O'Hare Intl to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from O'Hare Intl 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    For a flight from Chicago O'Hare Intl to Donegal, you will be flying into Donegal. Donegal (CFN) is just 28.5 mi from the center of the city. Donegal is the only Donegal airport and it handles 0 inbound flights from Chicago O'Hare Intl per day. 0 airlines have flights to Donegal from Chicago O'Hare Intl on a regular basis.

  • How long is the flight from Chicago O'Hare Intl Airport to Donegal?

    A quick flight from Chicago O'Hare Intl Airport to Donegal can take about 19h 25m. British Airways provides one of the quickest options available for as low as $847. Chicago O'Hare Intl Airport and Donegal are separated by a distance of 3541 mi.

  • Can I find deals for flights from O'Hare Intl to Donegal that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Donegal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Donegal?

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

  • Can I find deals for business class flights from O'Hare Intl to Donegal?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights