How long does it take to fly to Sofia?

Flight times vary depending on what airport in United States you fly out of and what airport in Sofia you fly into. For example, flying from New York to Sofia takes 11h 40m on average. On the other hand, flying from Miami to Sofia takes 13h 35m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What is the cheapest airline that flies from United States to Sofia?

British Airways, Air Canada, and United Airlines are the most popular carriers operating from United States to Sofia

What airlines fly to Sofia?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Sofia from United States according to our data. Lufthansa is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 12 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from United States to Sofia Airport?

Prices for flights from United States to Sofia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from United States to Sofia Airport?

As of August 2026, there are 12 operators available to choose from for flights from United States to Sofia Airport.

How old do you have to be to fly from United States to Sofia 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 United States to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The necessary travel and health documents for your Sofia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$192 Cheap Flights from the United States to Sofia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Sofia

Round-trip

One-way

Last minute

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

Enter your travel dates to find the best prices.

5:30 pm - 1:30 amEWR Newark-SOF Sofia

25h 00m2 stops Lisbon Humberto Delgado Madrid Barajas

5:15 pm - 9:00 pmSOF Sofia-EWR Newark

34h 45m2 stops Madrid Barajas Lisbon Humberto Delgado

$623Multiple Airlines

Sun, Sep 20 - Tue, Oct 6

11:00 pm - 1:25 amEWR Newark-SOF Sofia

19h 25m2 stops Lisbon Humberto Delgado Madrid Barajas

5:15 pm - 3:30 pmSOF Sofia-EWR Newark

29h 15m2 stops Madrid Barajas Lisbon Humberto Delgado

$626Multiple Airlines

Mon, Sep 21 - Wed, Oct 7

4:10 pm - 5:50 pmLAX Los Angeles Los Angeles-SOF Sofia

15h 40m1 stop Warsaw Frederic Chopin

6:35 pm - 8:10 pmSOF Sofia-LAX Los Angeles Los Angeles

35h 35m1 stop Warsaw Frederic Chopin

$694LOT

Fri, Feb 5 - Fri, Feb 19

10:10 pm - 5:50 pmLAX Los Angeles Los Angeles-SOF Sofia

33h 40m1 stop Warsaw Frederic Chopin

2:35 pm - 8:10 pmSOF Sofia-LAX Los Angeles Los Angeles

15h 35m1 stop Warsaw Frederic Chopin

$701LOT

Wed, Feb 3 - Wed, Feb 17

5:30 pm - 10:55 pmLAX Los Angeles Los Angeles-SOF Sofia

19h 25m1 stop Munich Franz Josef Strauss

6:25 am - 1:05 pmSOF Sofia-LAX Los Angeles Los Angeles

16h 40m1 stop Frankfurt am Main

$713Lufthansa

Wed, Nov 11 - Wed, Nov 25

10:55 pm - 10:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

17h 00m1 stop Munich Franz Josef Strauss

6:25 am - 3:55 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

16h 30m1 stop Frankfurt am Main

$714Lufthansa

Tue, Dec 8 - Tue, Dec 22

12:25 am - 8:45 amEWR Newark-SOF Sofia

25h 20m1 stop Istanbul

3:50 pm - 10:30 pmSOF Sofia-EWR Newark

13h 40m1 stop Istanbul

$723Turkish Airlines

Sat, Sep 19 - Tue, Oct 6

12:25 am - 8:55 pmEWR Newark-SOF Sofia

13h 30m1 stop Istanbul

9:40 am - 10:30 pmSOF Sofia-EWR Newark

19h 50m1 stop Istanbul

$724Turkish Airlines

Tue, Nov 10 - Wed, Nov 25

3:00 pm - 3:00 amJFK New York John F Kennedy Intl-SOF Sofia

29h 00m1 stop Belgrade Nikola Tesla

4:00 pm - 11:45 amSOF Sofia-JFK New York John F Kennedy Intl

26h 45m1 stop Belgrade Nikola Tesla

$730Air Serbia

Thu, Dec 24 - Wed, Jan 13

1:50 pm - 3:30 pmJFK New York John F Kennedy Intl-SOF Sofia

18h 40m1 stop Belgrade Nikola Tesla

4:00 pm - 11:55 amSOF Sofia-JFK New York John F Kennedy Intl

26h 55m1 stop Belgrade Nikola Tesla

$750Air Serbia

Tue, Sep 8 - Tue, Sep 22

Recent last minute flight deals from the United States to Sofia

Enter your travel dates to find the best prices.

7:30 pm - 3:30 pmJFK New York John F Kennedy Intl-SOF Sofia

13h 00m1 stop Belgrade Nikola Tesla

5:00 am - 12:45 pmSOF Sofia-JFK New York John F Kennedy Intl

13h 45m1 stop Belgrade Nikola Tesla

$770Air Serbia

Thu, Aug 13 - Thu, Oct 29

9:50 pm - 3:00 pmATL Atlanta Hartsfield-Jackson-SOF Sofia

34h 10m1 stop Istanbul

12:35 pm - 1:00 pmSOF Sofia-ATL Atlanta Hartsfield-Jackson

31h 25m1 stop Istanbul

$800Turkish Airlines

Thu, Aug 13 - Fri, Aug 28

3:05 pm - 11:40 amLAX Los Angeles Los Angeles-SOF Sofia

34h 35m1 stop Vienna Intl

12:55 pm - 3:15 pmSOF Sofia-LAX Los Angeles Los Angeles

36h 20m1 stop Munich Franz Josef Strauss

$825Multiple Airlines

Fri, Aug 14 - Mon, Aug 31

7:35 pm - 12:55 pmLAX Los Angeles Los Angeles-SOF Sofia

31h 20m1 stop Zurich

12:55 pm - 3:15 pmSOF Sofia-LAX Los Angeles Los Angeles

36h 20m1 stop Munich Franz Josef Strauss

$826Multiple Airlines

Thu, Aug 13 - Mon, Aug 31

11:29 am - 11:15 pmEWR Newark-SOF Sofia

28h 46m2 stops Boston Logan Intl Munich Franz Josef Strauss

6:20 am - 3:45 pmSOF Sofia-EWR Newark

16h 25m1 stop Frankfurt am Main

$830United Airlines

Fri, Aug 14 - Fri, Sep 18

11:29 am - 11:15 pmEWR Newark-SOF Sofia

28h 46m2 stops Boston Logan Intl Munich Franz Josef Strauss

6:10 am - 11:59 pmSOF Sofia-EWR Newark

24h 49m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl

$832United Airlines

Fri, Aug 14 - Fri, Sep 18

9:50 pm - 8:45 amATL Atlanta Hartsfield-Jackson-SOF Sofia

27h 55m1 stop Istanbul

9:35 am - 1:00 pmSOF Sofia-ATL Atlanta Hartsfield-Jackson

34h 25m1 stop Istanbul

$833Turkish Airlines

Thu, Aug 13 - Mon, Oct 12

12:49 pm - 6:40 pmLAX Los Angeles Los Angeles-SOF Sofia

19h 51m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

6:10 am - 3:15 pmSOF Sofia-LAX Los Angeles Los Angeles

19h 05m1 stop Munich Franz Josef Strauss

$838Lufthansa

Fri, Aug 14 - Mon, Aug 31

2:15 pm - 6:40 pmLAX Los Angeles Los Angeles-SOF Sofia

18h 25m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:10 am - 3:15 pmSOF Sofia-LAX Los Angeles Los Angeles

19h 05m1 stop Munich Franz Josef Strauss

$838Lufthansa

Thu, Aug 13 - Mon, Aug 31

7:30 pm - 3:30 pmJFK New York John F Kennedy Intl-SOF Sofia

13h 00m1 stop Belgrade Nikola Tesla

5:00 am - 12:45 pmSOF Sofia-JFK New York John F Kennedy Intl

13h 45m1 stop Belgrade Nikola Tesla

$900Air Serbia

Thu, Aug 13 - Thu, Oct 29

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SWISS flights from United States to Sofia

Our best SWISS deals on United States to Sofia flight tickets

SWISS

Aug 23

EWR12:45 pmNewark

19h 10m

2 stops

SOF2:55 pmSofia

Sep 16

SOF11:05 amSofia

16h 10m

1 stop

EWR8:15 pmNewark

$795

SWISS

Aug 23

EWR12:45 pmNewark

19h 10m

2 stops

SOF2:55 pmSofia

Sep 16

SOF11:05 amSofia

16h 10m

1 stop

EWR8:15 pmNewark

$814

SWISS

Aug 23

JFK8:30 pmNew York John F Kennedy Intl

32h 45m

1 stop

SOF12:15 pmSofia

Sep 16

SOF12:55 pmSofia

30h 55m

2 stops

JFK12:50 pmNew York John F Kennedy Intl

$833

Austrian Airlines flights from United States to Sofia

Our best Austrian Airlines deals on United States to Sofia flight tickets

Austrian Airlines

Oct 7

DCA11:00 amWashington, D.C. Reagan-National

24h 40m

2 stops

SOF6:40 pmSofia

Oct 21

SOF6:20 amSofia

22h 30m

2 stops

DCA9:50 pmWashington, D.C. Reagan-National

$884

Austrian Airlines

Sep 4

BOS5:10 pmBoston Logan Intl

12h 45m

1 stop

SOF12:55 pmSofia

Sep 14

SOF4:05 pmSofia

28h 45m

1 stop

BOS1:50 pmBoston Logan Intl

$886

Austrian Airlines

Aug 13

BOS5:10 pmBoston Logan Intl

18h 10m

1 stop

SOF6:20 pmSofia

Sep 2

SOF8:00 amSofia

12h 50m

1 stop

BOS1:50 pmBoston Logan Intl

$900

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkSofia

EWR Newark - SOF Sofia

EWRSOF

Newark

Sun 9/20

5:30 pm-1:30 am

2 stops25h 00m

Sofia

Tue 10/6

5:15 pm-9:00 pm

2 stops34h 45m

$623

NewarkSofia

EWR Newark - SOF Sofia

EWRSOF

Newark

Mon 9/21

11:00 pm-1:25 am

2 stops19h 25m

Sofia

Wed 10/7

5:15 pm-3:30 pm

2 stops29h 15m

$626

Los AngelesSofia

LAX Los Angeles Los Angeles - SOF Sofia

LAXSOF

Los Angeles Los Angeles

Fri 2/5

4:10 pm-5:50 pm

1 stop15h 40m

Sofia

Fri 2/19

6:35 pm-8:10 pm

1 stop35h 35m

$694

Los AngelesSofia

LAX Los Angeles Los Angeles - SOF Sofia

LAXSOF

Los Angeles Los Angeles

Wed 2/3

10:10 pm-5:50 pm

1 stop33h 40m

Sofia

Wed 2/17

2:35 pm-8:10 pm

1 stop15h 35m

$701

Los AngelesSofia

LAX Los Angeles Los Angeles - SOF Sofia

LAXSOF

Los Angeles Los Angeles

Wed 11/11

5:30 pm-10:55 pm

1 stop19h 25m

Sofia

Wed 11/25

6:25 am-1:05 pm

1 stop16h 40m

$713

Washington, D.C.Sofia

IAD Washington, D.C. Dulles Intl - SOF Sofia

IADSOF

Washington, D.C. Dulles Intl

Tue 12/8

10:55 pm-10:55 pm

1 stop17h 00m

Sofia

Tue 12/22

6:25 am-3:55 pm

1 stop16h 30m

$714

NewarkSofia

EWR Newark - SOF Sofia

EWRSOF

Newark

Sat 9/19

12:25 am-8:45 am

1 stop25h 20m

Sofia

Tue 10/6

3:50 pm-10:30 pm

1 stop13h 40m

$723

Quickest round-trip

NewarkSofia

EWR Newark - SOF Sofia

EWRSOF

Newark

Tue 11/10

12:25 am-8:55 pm

1 stop13h 30m

Sofia

Wed 11/25

9:40 am-10:30 pm

1 stop19h 50m

$724

New YorkSofia

JFK New York John F Kennedy Intl - SOF Sofia

JFKSOF

New York John F Kennedy Intl

Thu 12/24

3:00 pm-3:00 am

1 stop29h 00m

Sofia

Wed 1/13

4:00 pm-11:45 am

1 stop26h 45m

$730

New YorkSofia

JFK New York John F Kennedy Intl - SOF Sofia

JFKSOF

New York John F Kennedy Intl

Tue 9/8

1:50 pm-3:30 pm

1 stop18h 40m

Sofia

Tue 9/22

4:00 pm-11:55 am

1 stop26h 55m

$750

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States to Sofia

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

Prices

Airlines

Other information

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from United States is in February. Flight prices, which tend to average around $597, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Sofia from United States during January instead. Flights to Sofia in January, while not as cheap as those in February, still average around $615.

How far in advance should I book a flight to Sofia?

You are more likely to see cheaper flights to Sofia from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $706 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from United States for as low as $586 on momondo.

Can stopping save me money on United States to Sofia flights?

You could potentially save up to 31% on your flight if you consider stops on a United States to Sofia flight.

Cheap United States to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Sofia

Fastest flight time	11h 00m
Direct flights	None

The fastest flight from United States to Sofia takes 11h 00m

There are no direct flights from United States to Sofia. There are no popular flight routes from United States to Sofia.

Search flight deals

Frequently asked questions about flying from the United States to Sofia

When did momondo last update prices for flights from United States to Sofia Airport?
Prices for flights from United States to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United States to Sofia Airport?
As of August 2026, there are 12 operators available to choose from for flights from United States to Sofia Airport.
How old do you have to be to fly from United States to Sofia 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 United States to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The necessary travel and health documents for your Sofia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Sofia

Compare and see reviews for airlines that fly from United States to Sofia with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $380	Free Cancellation	Rating 7.8 1,555 reviews	Search KLM flights
Austrian Airlines	PriceFrom $387	Free Cancellation	Rating 7.6 949 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $394	Free Cancellation	Rating 7.4 10,099 reviews	Search United Airlines flights
Lufthansa	PriceFrom $396	Free Cancellation	Rating 6.8 8,176 reviews	Search Lufthansa flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.5 1,639 reviews	Search Air France flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 2,035 reviews	Search SWISS flights
LOT	PriceFrom $413	Free Cancellation	Rating 7.5 1,214 reviews	Search LOT flights
British Airways	PriceFrom $421	Free Cancellation	Rating 6.7 8,152 reviews	Search British Airways flights
JetBlue	PriceFrom $478	Free Cancellation	Rating 7.1 3,030 reviews	Search JetBlue flights
Turkish Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 4,478 reviews	Search Turkish Airlines flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

Why should I use momondo to find a flight deal from United States to Sofia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to Sofia. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from United States to Sofia with flexible booking policies on momondo?

Yes. All flights to Sofia from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Sofia?

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 Sofia from United States.

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

Yes momondo offers price alerts on flights to Sofia from United States. 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.