Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Atlanta to Kos from $531

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Kos departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Atlanta to Kos

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:55 pm - 8:50 am
ATL
-
KGS
33h 55m
1 stop
Multiple Airlines Logo
11:10 am - 9:21 pm
KGS
-
ATL
41h 11m
2 stops
$1,443Multiple Airlines
Thu, May 7 - Thu, May 14
Multiple Airlines Logo
7:05 pm - 8:50 am
ATL
-
KGS
30h 45m
2 stops
Multiple Airlines Logo
11:10 am - 9:21 pm
KGS
-
ATL
41h 11m
2 stops
$1,459Multiple Airlines
Thu, May 7 - Thu, May 14
Multiple Airlines Logo
2:25 pm - 3:10 pm
ATL
-
KGS
17h 45m
2 stops
Multiple Airlines Logo
9:40 am - 9:17 pm
KGS
-
ATL
18h 37m
2 stops
$2,112Multiple Airlines
Thu, May 21 - Sat, Jun 6
Multiple Airlines Logo
2:41 pm - 3:10 pm
ATL
-
KGS
17h 29m
2 stops
Multiple Airlines Logo
9:40 am - 1:45 pm
KGS
-
ATL
35h 05m
1 stop
$2,119Multiple Airlines
Thu, May 21 - Sat, Jun 6
Multiple Airlines Logo
2:41 pm - 3:10 pm
ATL
-
KGS
17h 29m
2 stops
Multiple Airlines Logo
9:40 am - 1:45 pm
KGS
-
ATL
35h 05m
1 stop
$2,120Multiple Airlines
Thu, May 21 - Sat, Jun 6
Multiple Airlines Logo
2:25 pm - 3:10 pm
ATL
-
KGS
17h 45m
2 stops
Multiple Airlines Logo
9:40 am - 1:45 pm
KGS
-
ATL
35h 05m
1 stop
$2,124Multiple Airlines
Thu, May 21 - Sat, Jun 6
Multiple Airlines Logo
5:26 pm - 9:50 am
ATL
-
KGS
33h 24m
2 stops
Multiple Airlines Logo
10:40 am - 10:39 am
KGS
-
ATL
30h 59m
3 stops
$2,187Multiple Airlines
Thu, May 21 - Sat, Jun 6
Multiple Airlines Logo
1:38 pm - 9:50 am
ATL
-
KGS
37h 12m
2 stops
Multiple Airlines Logo
10:40 am - 4:56 pm
KGS
-
ATL
37h 16m
2 stops
$2,193Multiple Airlines
Thu, May 21 - Sat, Jun 6
Lufthansa Logo
3:55 pm - 8:50 am
ATL
-
KGS
33h 55m
1 stop
Lufthansa Logo
9:40 am - 1:45 pm
KGS
-
ATL
35h 05m
1 stop
$2,773Lufthansa
Thu, May 21 - Sat, Jun 6
Lufthansa Logo
3:55 pm - 8:50 am
ATL
-
KGS
33h 55m
1 stop
Lufthansa Logo
9:40 am - 1:45 pm
KGS
-
ATL
35h 05m
1 stop
$2,816Lufthansa
Thu, May 21 - Sat, Jun 6

Lufthansa flights from Atlanta to Kos

Our best Lufthansa deals on Atlanta to Kos flight tickets
Lufthansa
May 21
ATL3:55 pmAtlanta Hartsfield-Jackson
33h 55m
1 stop
KGS8:50 amKos
Jun 6
KGS9:40 amKos
35h 05m
1 stop
ATL1:45 pmAtlanta Hartsfield-Jackson
$2,773
Lufthansa
May 21
ATL3:55 pmAtlanta Hartsfield-Jackson
33h 55m
1 stop
KGS8:50 amKos
Jun 6
KGS9:40 amKos
35h 05m
1 stop
ATL1:45 pmAtlanta Hartsfield-Jackson
$2,816

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Kos 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, momondo users made 832,500 searches. Data last updated March 24, 2026.
Use the filters below to find and compare flights from Atlanta to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/7

3:55 pm-8:50 am

1 stop33h 55m

Kos

Thu 5/14

11:10 am-9:21 pm

2 stops41h 11m

$1,443

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/7

7:05 pm-8:50 am

2 stops30h 45m

Kos

Thu 5/14

11:10 am-9:21 pm

2 stops41h 11m

$1,459
Quickest round-trip

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

2:25 pm-3:10 pm

2 stops17h 45m

Kos

Sat 6/6

9:40 am-9:17 pm

2 stops18h 37m

$2,112

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

2:41 pm-3:10 pm

2 stops17h 29m

Kos

Sat 6/6

9:40 am-1:45 pm

1 stop35h 05m

$2,119

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

2:41 pm-3:10 pm

2 stops17h 29m

Kos

Sat 6/6

9:40 am-1:45 pm

1 stop35h 05m

$2,120

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

2:25 pm-3:10 pm

2 stops17h 45m

Kos

Sat 6/6

9:40 am-1:45 pm

1 stop35h 05m

$2,124

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

5:26 pm-9:50 am

2 stops33h 24m

Kos

Sat 6/6

10:40 am-10:39 am

3 stops30h 59m

$2,187

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

1:38 pm-9:50 am

2 stops37h 12m

Kos

Sat 6/6

10:40 am-4:56 pm

2 stops37h 16m

$2,193

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

3:55 pm-8:50 am

1 stop33h 55m

Kos

Sat 6/6

9:40 am-1:45 pm

1 stop35h 05m

$2,773

AtlantaKos

ATL - KGS

ATLKGS

Atlanta Hartsfield-Jackson

Thu 5/21

3:55 pm-8:50 am

1 stop33h 55m

Kos

Sat 6/6

9:40 am-1:45 pm

1 stop35h 05m

$2,816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

When to book flights from Atlanta to Kos

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Kos according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Kos (ATL to KGS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Kos

Fastest flight time

33h 55m

Direct flights

None
The fastest flight from Atlanta to Kos takes 33h 55m
There are no direct flights from Atlanta to Kos. There are no popular flight routes from Atlanta to Kos.
Search flight deals

  • How far is Atlanta Hartsfield-Jackson to Kos by plane?

    Atlanta Hartsfield-Jackson and Kos are 5865.6 mi apart from one another. Typically, this will take 33h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Kos Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Kos Airport were last updated today.

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Kos Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Kos Airport.

  • What documentation or ID do you need to fly to Kos Airport?

    The required travel and health documents for your Kos Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kos Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Atlanta to Kos?

    Price Alerts will notify you by email when the price for flights to Kos from Atlanta decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Atlanta to Kos with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Kardamena
Marmari

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Kos?

Finding the right flight to Kos from Atlanta is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kos quick and easy, saving you time and money.

Can I find flights from Atlanta to Kos with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kos from Atlanta with this policy.

How can momondo help me find flights from Atlanta to Kos?

momondo provides multiple filters to help you find the best flight to Kos from Atlanta. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Atlanta to Kos flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Kos trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/23
Thu 4/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Greece