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Cheap flights from Atlanta to Trieste from $372

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 Trieste departing on 8/12. 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
0 bags

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Find the cheapest flights from Atlanta to Trieste

Cheap round-trip flights

Lufthansa Logo
4:55 pm - 1:55 pmATL-TRS
15h 00m1 stop
Lufthansa Logo
6:25 am - 8:51 pmTRS-ATL
20h 26m2 stops
$914Lufthansa
Find Deal
Fri, Jan 16 - Thu, Jan 22
Lufthansa Logo
4:05 pm - 2:05 pmATL-TRS
16h 00m1 stop
Lufthansa Logo
6:30 am - 2:20 pmTRS-ATL
13h 50m1 stop
$916Lufthansa
Find Deal
Tue, Sep 23 - Wed, Oct 1
Lufthansa Logo
4:05 pm - 2:05 pmATL-TRS
16h 00m1 stop
Lufthansa Logo
6:30 am - 2:20 pmTRS-ATL
13h 50m1 stop
$917Lufthansa
Find Deal
Tue, Sep 23 - Wed, Oct 1
Lufthansa Logo
9:35 am - 2:05 pmATL-TRS
22h 30m2 stops
Lufthansa Logo
6:30 am - 2:20 pmTRS-ATL
13h 50m1 stop
$921Lufthansa
Find Deal
Tue, Sep 23 - Wed, Oct 1
Lufthansa Logo
4:55 pm - 1:55 pmATL-TRS
15h 00m1 stop
Lufthansa Logo
2:55 pm - 2:30 pmTRS-ATL
29h 35m1 stop
$924Lufthansa
Find Deal
Fri, Jan 16 - Thu, Jan 22
Turkish Airlines Logo
9:45 pm - 6:35 pmATL-TRS
38h 50m2 stops
Turkish Airlines Logo
3:15 pm - 7:50 pmTRS-ATL
34h 35m2 stops
$1,380Turkish Airlines
Find Deal
Fri, Oct 10 - Tue, Oct 14
Turkish Airlines Logo
3:10 pm - 10:55 pmATL-TRS
25h 45m2 stops
Turkish Airlines Logo
11:15 am - 7:45 pmTRS-ATL
38h 30m2 stops
$1,404Turkish Airlines
Find Deal
Sat, Jan 17 - Thu, Jan 22
Logo
7:15 am - 2:30 pmATL-TRS
25h 15m2 stops
Logo
7:15 pm - 2:20 pmTRS-ATL
25h 05m3 stops
$1,494
Find Deal
Tue, Aug 12 - Wed, Aug 13
Logo
7:15 am - 2:30 pmATL-TRS
25h 15m2 stops
Logo
7:15 pm - 12:20 amTRS-ATL
35h 05m3 stops
$1,517
Find Deal
Tue, Aug 12 - Thu, Aug 14
SWISS Logo
3:30 pm - 6:30 pmATL-TRS
45h 00m3 stops
SWISS Logo
3:15 pm - 8:55 pmTRS-ATL
35h 40m3 stops
$2,424SWISS
Find Deal
Fri, Dec 19 - Sat, Jan 3

Lufthansa flights from Atlanta to Trieste

Our best Lufthansa deals on Atlanta to Trieste flight tickets
Lufthansa
Jan 16
ATL4:55 pmAtlanta Hartsfield-Jackson
15h 00m
1 stop
TRS1:55 pmTrieste Ronchi dei Legionari
Jan 22
TRS6:25 amTrieste Ronchi dei Legionari
20h 26m
2 stops
ATL8:51 pmAtlanta Hartsfield-Jackson
$914
Find similar
Lufthansa
Sep 23
ATL4:05 pmAtlanta Hartsfield-Jackson
16h 00m
1 stop
TRS2:05 pmTrieste Ronchi dei Legionari
Oct 1
TRS6:30 amTrieste Ronchi dei Legionari
13h 50m
1 stop
ATL2:20 pmAtlanta Hartsfield-Jackson
$916
Find similar
Lufthansa
Sep 23
ATL4:05 pmAtlanta Hartsfield-Jackson
16h 00m
1 stop
TRS2:05 pmTrieste Ronchi dei Legionari
Oct 1
TRS6:30 amTrieste Ronchi dei Legionari
13h 50m
1 stop
ATL2:20 pmAtlanta Hartsfield-Jackson
$917
Find similar

Turkish Airlines flights from Atlanta to Trieste

Our best Turkish Airlines deals on Atlanta to Trieste flight tickets
Turkish Airlines
Oct 10
ATL9:45 pmAtlanta Hartsfield-Jackson
38h 50m
2 stops
TRS6:35 pmTrieste Ronchi dei Legionari
Oct 14
TRS3:15 pmTrieste Ronchi dei Legionari
34h 35m
2 stops
ATL7:50 pmAtlanta Hartsfield-Jackson
$1,380
Find similar
Turkish Airlines
Jan 17
ATL3:10 pmAtlanta Hartsfield-Jackson
25h 45m
2 stops
TRS10:55 pmTrieste Ronchi dei Legionari
Jan 22
TRS11:15 amTrieste Ronchi dei Legionari
38h 30m
2 stops
ATL7:45 pmAtlanta Hartsfield-Jackson
$1,404
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Trieste 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 July 31, 2025.
Use the filters below to find and compare flights from Atlanta to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Fri 1/16

4:55 pm-1:55 pm

1 stop15h 00m

Trieste Ronchi dei Legionari

Thu 1/22

6:25 am-8:51 pm

2 stops20h 26m

$914

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Tue 9/23

4:05 pm-2:05 pm

1 stop16h 00m

Trieste Ronchi dei Legionari

Wed 10/1

6:30 am-2:20 pm

1 stop13h 50m

$916

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Tue 9/23

4:05 pm-2:05 pm

1 stop16h 00m

Trieste Ronchi dei Legionari

Wed 10/1

6:30 am-2:20 pm

1 stop13h 50m

$917

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Tue 9/23

9:35 am-2:05 pm

2 stops22h 30m

Trieste Ronchi dei Legionari

Wed 10/1

6:30 am-2:20 pm

1 stop13h 50m

$921

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Fri 1/16

4:55 pm-1:55 pm

1 stop15h 00m

Trieste Ronchi dei Legionari

Thu 1/22

2:55 pm-2:30 pm

1 stop29h 35m

$924

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Fri 10/10

9:45 pm-6:35 pm

2 stops38h 50m

Trieste Ronchi dei Legionari

Tue 10/14

3:15 pm-7:50 pm

2 stops34h 35m

$1,380

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Sat 1/17

3:10 pm-10:55 pm

2 stops25h 45m

Trieste Ronchi dei Legionari

Thu 1/22

11:15 am-7:45 pm

2 stops38h 30m

$1,404

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Tue 8/12

7:15 am-2:30 pm

2 stops25h 15m

Trieste Ronchi dei Legionari

Wed 8/13

7:15 pm-2:20 pm

3 stops25h 05m

$1,494

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Tue 8/12

7:15 am-2:30 pm

2 stops25h 15m

Trieste Ronchi dei Legionari

Thu 8/14

7:15 pm-12:20 am

3 stops35h 05m

$1,517

AtlantaTrieste

ATL - TRS

ATLTRS

Atlanta Hartsfield-Jackson

Fri 12/19

3:30 pm-6:30 pm

3 stops45h 00m

Trieste Ronchi dei Legionari

Sat 1/3

3:15 pm-8:55 pm

3 stops35h 40m

$2,424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Atlanta to Trieste

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

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Trieste Ronchi dei Legionari?

Lufthansa and Delta are the most popular carriers operating from Atlanta Hartsfield-Jackson to Trieste Ronchi dei Legionari

What airlines fly to Trieste?

Delta, Turkish Airlines and KLM are the top three most popular airlines that fly to Trieste from Atlanta according to our data. Delta is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 9 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

When to book flights from Atlanta to Trieste

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

Cheap Atlanta to Trieste (ATL to TRS) flight deals and tips

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

Best Price Found

$372

Fastest flight time

12h 53m

Direct flights

None

Airports in Trieste

1 airport
The best one-way flight to Trieste from Atlanta in the past 72 hours is $372. The best round-trip flight deal from Atlanta to Trieste found on momondo in the last 72 hours is $914.
The fastest flight from Atlanta to Trieste takes 12h 53m
There are no direct flights from Atlanta to Trieste. Popular non-direct route for this connection is Atlanta Hartsfield-Jackson Airport - Trieste Ronchi dei Legionari Airport.
There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)
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  • How far is Atlanta Hartsfield-Jackson to Trieste Ronchi dei Legionari by plane?

    There are 4947.0 mi between Atlanta Hartsfield-Jackson and Trieste Ronchi dei Legionari. Flights usually cover this in 13h 47m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Trieste Ronchi dei Legionari Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Trieste Ronchi dei Legionari Airport are updated daily.

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Trieste Ronchi dei Legionari Airport?

    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 Atlanta Hartsfield-Jackson Airport to Trieste Ronchi dei Legionari Airport.

  • What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

    The travel and health documents required for your trip to Trieste Ronchi dei Legionari Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Trieste Ronchi dei Legionari Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Grado
Udine

Why use momondo?

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

It is quick and easy to find Atlanta to Trieste flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Trieste that suits you.

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

Yes. momondo allows you to filter the results for Atlanta to Trieste flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Trieste from Atlanta.

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

Yes momondo offers price alerts on flights to Trieste from Atlanta. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Trieste trip

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Fly your favorite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
Delta
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
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Ryanair
Emirates
Alaska Airlines