$470 Cheap Flights from Dayton (DAY) to Reykjavik (KEF)

View $470 flight on Sun, Aug 23, 2026Opens in a new window

Popular airlines from Dayton Intl. Airport (DAY) to Reykjavik–Keflavik Intl. Airport (KEF)

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Cheap Flights from Dayton to Reykjavik (DAY-KEF)

Prices were available within the past 7 days and start at $470 for one-way flights and $586 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Jan 8 - Fri, Jan 16
DAY
Dayton
KEF
Reykjavik
$586 Roundtrip, found 15 hours ago
$586
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Thu, Jan 8 from Dayton to Reykjavik, returning Fri, Jan 16, priced at $586 found 15 hours ago
Lufthansa
Mon, Nov 10 - Tue, Nov 25
DAY
Dayton
KEF
Reykjavik
$591 Roundtrip, found 2 days ago
$591
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Mon, Nov 10 from Dayton to Reykjavik, returning Tue, Nov 25, priced at $591 found 2 days ago
Delta
Sun, Apr 26 - Tue, May 12
DAY
Dayton
KEF
Reykjavik
$606 Roundtrip, found 4 days ago
$606
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Apr 26 from Dayton to Reykjavik, returning Tue, May 12, priced at $606 found 4 days ago
Delta
Sat, Apr 25 - Wed, May 6
DAY
Dayton
KEF
Reykjavik
$618 Roundtrip, found 4 days ago
$618
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Apr 25 from Dayton to Reykjavik, returning Wed, May 6, priced at $618 found 4 days ago
Lufthansa
Thu, Jan 8 - Fri, Jan 16
DAY
Dayton
KEF
Reykjavik
$619 Roundtrip, found 15 hours ago
$619
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Thu, Jan 8 from Dayton to Reykjavik, returning Fri, Jan 16, priced at $619 found 15 hours ago
Delta
Sun, Apr 26 - Mon, May 11
DAY
Dayton
KEF
Reykjavik
$656 Roundtrip, found 4 days ago
$656
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Apr 26 from Dayton to Reykjavik, returning Mon, May 11, priced at $656 found 4 days ago
Delta
Sat, Apr 25 - Tue, May 5
DAY
Dayton
KEF
Reykjavik
$668 Roundtrip, found 4 days ago
$668
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Apr 25 from Dayton to Reykjavik, returning Tue, May 5, priced at $668 found 4 days ago
United
Wed, Mar 25 - Tue, Mar 31
DAY
Dayton
KEF
Reykjavik
$714 Roundtrip, found 2 days ago
$714
Roundtrip
found 2 days ago
Select United flight, departing Wed, Mar 25 from Dayton to Reykjavik, returning Tue, Mar 31, priced at $714 found 2 days ago
Virgin Atlantic
Sat, Apr 25 - Sat, May 9
DAY
Dayton
KEF
Reykjavik
$718 Roundtrip, found 4 days ago
$718
Roundtrip
found 4 days ago
Select Virgin Atlantic flight, departing Sat, Apr 25 from Dayton to Reykjavik, returning Sat, May 9, priced at $718 found 4 days ago
British Airways
Sun, Mar 29 - Wed, Apr 15
DAY
Dayton
KEF
Reykjavik
$733 Roundtrip, found 4 days ago
$733
Roundtrip
found 4 days ago
Select British Airways flight, departing Sun, Mar 29 from Dayton to Reykjavik, returning Wed, Apr 15, priced at $733 found 4 days ago

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $1,308
KEF
Keflavik Intl.
Cheapest
Average driving time to city center45 min
Flights from $1,308

Frequently asked questions

How much does a flight from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF) cost?
Snag a cheap one-way flight from $470 or cheap return flight from $586 from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF)?
January is the cheapest month to fly from DAY to KEF. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF)?
To find the cheapest airline flying from DAY to KEF, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF)?
Direct flights from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DAY to KEF?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF)?
To avoid potential delays on the James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF) route, aim to travel before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF) last-minute?
Booking your ticket from DAY to KEF shortly before your journey is typically more expensive. However, if you're flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a DAY to KEF flight and hotel package?
Securing a DAY to KEF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from James M. Cox Dayton Intl. Airport (DAY) to Keflavik Intl. Airport (KEF)?
If you reserved your DAY to KEF flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
James M. Cox Dayton Intl.
Destination airport
Keflavik Intl.
Airlines serving
Air France, Austrian Airlines, British Airways, Delta, Finnair, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Roundtrip price
$586
Distance
2940 mi

Book with confidence

Book with confidence

Dayton to Reykjavik Flights

The cheapest times to fly from Dayton to Reykjavik

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dayton to Reykjavik are during the month of January. You can find some of the cheapest flights from Dayton to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dayton to Reykjavik

Sunday is one of the best days to book for cheap flights from Dayton to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dayton to Reykjavik

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dayton to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $470 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dayton to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dayton to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Dayton to Reykjavik Flights

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Explore a world of travel with Expedia

*Available to One Key members.