How long is the flight from United States to Bulgaria?

Flight times from United States to Bulgaria vary, but if you’re flying out of Los Angeles and flying into Sofia (one of the most popular routes), then the duration is 15h 10m on average. Another popular route from United States to Bulgaria is flying from Miami to Sofia, which will take roughly 15h 25m. Keep in mind that layovers or delays could extend your travel time.

What are the most popular cities to visit in Bulgaria?

Some of the world’s most well-traveled cities are in Bulgaria. The most popular city to travel to in Bulgaria is Sofia, which momondo users choose as their landing destination 84% more often than other cities. The next most popular cities in Bulgaria are Varna and Burgas.

$227 Cheap Flights to Bulgaria in 2025/26

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Recent flights found to popular cities in Bulgaria

Find flights to these popular cities in Bulgaria from your nearest airport.

Flights to Sofia

Search all flight deals to Sofia

Austrian Airlines

Mar 3

BOS

14h 55m

2 stops

SOF

Mar 17

SOF

13h 10m

1 stop

BOS

$341

Find similar

Lufthansa

Jan 19

BOS

19h 05m

1 stop

SOF

Feb 4

SOF

35h 57m

2 stops

BOS

$344

Find similar

Lufthansa

Jan 26

BOS

15h 55m

2 stops

SOF

Feb 9

SOF

30h 30m

1 stop

BOS

$349

Find similar

Multiple Airlines

Jan 27

EWR

14h 30m

1 stop

SOF

Feb 10

SOF

13h 00m

1 stop

EWR

$351

Find similar

Lufthansa

Jan 19

BOS

19h 05m

1 stop

SOF

Feb 4

SOF

11h 35m

1 stop

BOS

$352

Find similar

Lufthansa

Jan 20

EWR

14h 30m

1 stop

SOF

Jan 27

SOF

12h 05m

1 stop

EWR

$352

Find similar

Lufthansa

Jan 19

BOS

19h 05m

1 stop

SOF

Feb 4

SOF

19h 30m

1 stop

BOS

$354

Find similar

Austrian Airlines

Mar 3

BOS

10h 25m

1 stop

SOF

Mar 17

SOF

13h 10m

1 stop

BOS

$355

Find similar

Austrian Airlines

Feb 17

EWR

10h 55m

1 stop

SOF

Feb 24

SOF

13h 00m

1 stop

EWR

$355

Find similar

Austrian Airlines

Mar 3

BOS

10h 25m

1 stop

SOF

Mar 17

SOF

13h 10m

1 stop

BOS

$356

Find similar

Austrian Airlines

Mar 3

EWR

10h 55m

1 stop

SOF

Mar 17

SOF

26h 10m

1 stop

EWR

$356

Find similar

Austrian Airlines

Jan 12

EWR

17h 05m

1 stop

SOF

Jan 27

SOF

13h 00m

1 stop

EWR

$359

Find similar

Flights to Varna

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Austrian Airlines

Jan 13

EWR

14h 20m

1 stop

VAR

Jan 26

VAR

28h 55m

1 stop

EWR

$399

Find similar

Austrian Airlines

Jan 13

JFK

14h 05m

1 stop

VAR

Jan 26

VAR

29h 15m

1 stop

JFK

$399

Find similar

Austrian Airlines

Jan 13

EWR

14h 10m

2 stops

VAR

Jan 26

VAR

28h 55m

1 stop

EWR

$417

Find similar

Austrian Airlines

Jan 12

EWR

47h 05m

2 stops

VAR

Jan 22

VAR

28h 55m

1 stop

EWR

$418

Find similar

Austrian Airlines

Mar 31

BOS

15h 05m

1 stop

VAR

Sep 9

VAR

31h 15m

1 stop

BOS

$420

Find similar

Austrian Airlines

Mar 31

BOS

15h 05m

1 stop

VAR

Sep 17

VAR

24h 20m

1 stop

BOS

$424

Find similar

Austrian Airlines

Jan 13

EWR

14h 20m

1 stop

VAR

Jan 25

VAR

52h 55m

2 stops

EWR

$424

Find similar

Austrian Airlines

Jan 15

EWR

14h 20m

1 stop

VAR

Jan 23

VAR

28h 55m

1 stop

EWR

$425

Find similar

Austrian Airlines

Jan 15

JFK

14h 05m

1 stop

VAR

Jan 23

VAR

29h 15m

1 stop

JFK

$425

Find similar

Multiple Airlines

Jan 15

LGA

16h 45m

2 stops

VAR

Jan 24

VAR

36h 33m

2 stops

LGA

$437

Find similar

Multiple Airlines

Mar 30

BOS

36h 10m

2 stops

VAR

Sep 17

VAR

24h 20m

1 stop

BOS

$438

Find similar

Multiple Airlines

Jan 14

EWR

16h 10m

1 stop

VAR

Jan 25

VAR

28h 55m

1 stop

EWR

$438

Find similar

Find the cheapest flights from the United States to Bulgaria

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United States to Bulgaria

Enter your travel dates to find the best prices.

1:55 pm - 11:50 am

BOS

SOF

14h 55m2 stops

7:55 am - 3:05 pm

SOF

BOS

13h 10m1 stop

$341Austrian Airlines

mar., mar. 3 - mar., mar. 17

8:40 pm - 10:45 pm

BOS

SOF

19h 05m1 stop

2:00 pm - 6:57 pm

SOF

BOS

35h 57m2 stops

$344Lufthansa

lun., ene. 19 - mié., feb. 4

2:20 pm - 1:15 pm

BOS

SOF

15h 55m2 stops

7:05 pm - 6:35 pm

SOF

BOS

30h 30m1 stop

$349Lufthansa

lun., ene. 26 - lun., feb. 9

6:25 pm - 11:50 am

BOS

SOF

10h 25m1 stop

7:55 am - 3:05 pm

SOF

BOS

13h 10m1 stop

$355Austrian Airlines

mar., mar. 3 - mar., mar. 17

5:30 pm - 1:15 pm

JFK

SOF

12h 45m1 stop

1:45 pm - 4:40 pm

SOF

JFK

32h 55m1 stop

$431United Airlines

sáb., feb. 28 - lun., mar. 9

4:50 pm - 1:35 pm

JFK

SOF

37h 45m2 stops

1:45 pm - 4:40 pm

SOF

JFK

32h 55m1 stop

$433United Airlines

sáb., mar. 7 - lun., mar. 16

4:25 pm - 1:15 pm

JFK

SOF

13h 50m2 stops

2:00 pm - 1:05 pm

SOF

JFK

30h 05m2 stops

$434SWISS

mar., feb. 17 - mar., feb. 24

4:00 pm - 2:05 pm

LGA

SOF

15h 05m2 stops

7:00 am - 9:42 pm

SOF

LGA

21h 42m2 stops

$435KLM

jue., ene. 29 - jue., feb. 12

8:15 pm - 12:30 pm

ORD

SOF

32h 15m2 stops

12:50 pm - 3:55 pm

SOF

ORD

35h 05m2 stops

$554SWISS

dom., mar. 29 - lun., abr. 13

2:17 pm - 2:05 pm

DAL

SOF

39h 48m2 stops

7:00 am - 10:29 pm

SOF

DAL

23h 29m2 stops

$606KLM

mié., ene. 28 - dom., feb. 1

Fly from

Route

Depart

Return

Price

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

mar. 3/3

1:55 pm-11:50 am

2 stops14h 55m

Sofia

mar. 3/17

7:55 am-3:05 pm

1 stop13h 10m

$341

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

lun. 1/19

8:40 pm-10:45 pm

1 stop19h 05m

Sofia

mié. 2/4

2:00 pm-6:57 pm

2 stops35h 57m

$344

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

lun. 1/26

2:20 pm-1:15 pm

2 stops15h 55m

Sofia

lun. 2/9

7:05 pm-6:35 pm

1 stop30h 30m

$349

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

mar. 3/3

6:25 pm-11:50 am

1 stop10h 25m

Sofia

mar. 3/17

7:55 am-3:05 pm

1 stop13h 10m

$355

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

sáb. 2/28

5:30 pm-1:15 pm

1 stop12h 45m

Sofia

lun. 3/9

1:45 pm-4:40 pm

1 stop32h 55m

$431

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

sáb. 3/7

4:50 pm-1:35 pm

2 stops37h 45m

Sofia

lun. 3/16

1:45 pm-4:40 pm

1 stop32h 55m

$433

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

mar. 2/17

4:25 pm-1:15 pm

2 stops13h 50m

Sofia

mar. 2/24

2:00 pm-1:05 pm

2 stops30h 05m

$434

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

jue. 1/29

4:00 pm-2:05 pm

2 stops15h 05m

Sofia

jue. 2/12

7:00 am-9:42 pm

2 stops21h 42m

$435

ChicagoSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

dom. 3/29

8:15 pm-12:30 pm

2 stops32h 15m

Sofia

lun. 4/13

12:50 pm-3:55 pm

2 stops35h 05m

$554

DallasSofia

DAL - SOF

DALSOF

Dallas Love Field

mié. 1/28

2:17 pm-2:05 pm

2 stops39h 48m

Sofia

dom. 2/1

7:00 am-10:29 pm

2 stops23h 29m

$606

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Bulgaria flights insights and trends

Explore insights for your Bulgaria flight to craft the best travel plan

Airlines

Other information

What airlines fly to Bulgaria?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Bulgaria from United States according to our data. Lufthansa is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Bulgaria. Keep in mind that there are 15 different airlines that fly to Bulgaria on a routine basis, so you have a few additional options to choose from.

Cheapest flights to cities in Bulgaria

Click on the cities below to find out when it's cheapest to fly to Bulgaria from United States

Sofia

Cheapest flights according to searches in the past 7 days on momondo.

Sofia

Find flights to Sofia

Cheap Bulgaria flight deals and tips

Summary info about Bulgaria flight prices, duration and airlines

Best One-Way Price	$227
Best Round-Trip Price	$341
Fastest flight time	13h 10m
Popular in	December

The best one-way flight price to Bulgaria from United States in the last 72 hours is $227 (New York John F Kennedy Intl to Sofia).

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The best round-trip flight price to Bulgaria from United States in the last 72 hours is $341 (Boston Logan Intl to Sofia).

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The fastest flight to Bulgaria from United States takes 13h 10m (Newark to Sofia).

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December has the highest demand for flights to Bulgaria, with a 5% price increase on average.

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Frequently asked questions about flying to Bulgaria

What popular landmarks are in Bulgaria?

Bansko Ski Resort is the most popular place of interest in Bulgaria. Many travelers make it a point to stop there while traveling to Bulgaria. Other popular landmarks and places of interest in Bulgaria would be Borovets Ski Resort, Golden Sands Beach, or Thracian Tomb of Sveshtari.

What airlines fly to Bulgaria?

Of the 15 airlines that fly to Bulgaria, Lufthansa, Turkish Airlines and United Airlines happen to be the most favored based on our user data. Lufthansa is the most popular among the three airlines, with 41% of users choosing them for their travels to Bulgaria.

What is the most popular airport in Bulgaria to fly to?

The most popular airport in Bulgaria to fly to is Sofia, based on our data. In the past 12 months, 77% of all momondo users who traveled to Bulgaria chose to fly into Sofia airport, which is located in the city of Sofia.

What is the best day of the week to fly to Bulgaria?

Monday is the best day of the week to fly to Bulgaria based on flight prices. Tuesday is another affordable option. If you are looking to save money on flights to Bulgaria, then try to avoid flying out on a Saturday since this is when prices are at their highest.

When did momondo last update prices for flights to Bulgaria?

Prices for flights to Bulgaria were last updated today.

How many operators does momondo search for flights to Bulgaria?

As of December 2025, there are 39 operators available to choose from for flights to Bulgaria.

How old do you have to be to fly to Bulgaria?

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 to Bulgaria.

What documentation or ID do you need to fly to Bulgaria?

The travel and health documents you'll need for your trip to Bulgaria may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bulgaria. It is always advisable to seek 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 to Bulgaria?

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

Can I find flights to Bulgaria with flexible booking policies on momondo?

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

How can momondo help me find flights to Bulgaria?

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

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

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