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 Los Angeles to Sofia takes 15h 10m 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 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 44% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 13 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

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

Air Serbia, British Airways, and Austrian Airlines are the most popular carriers operating from 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 April 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.

$274 Cheap Flights from the United States to Sofia in 2026

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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.

1:50 pm - 3:30 pm

JFK

SOF

18h 40m

1 stop

4:00 pm - 5:30 pm

SOF

JFK

32h 30m

1 stop

$525Air Serbia

水, 8月 26 - 水, 9月 23

7:30 pm - 3:30 pm

JFK

SOF

13h 00m

1 stop

5:00 am - 5:30 pm

SOF

JFK

19h 30m

1 stop

$531Air Serbia

金, 8月 28 - 金, 9月 25

9:50 pm - 3:00 pm

BOS

SOF

34h 10m

1 stop

9:35 am - 7:55 pm

SOF

BOS

17h 20m

1 stop

$537Turkish Airlines

木, 9月 17 - 木, 10月 1

12:50 pm - 3:00 pm

JFK

SOF

19h 10m

1 stop

9:05 pm - 10:30 pm

SOF

JFK

32h 25m

1 stop

$562Turkish Airlines

月, 9月 7 - 火, 9月 22

5:40 pm - 11:40 am

EWR

SOF

11h 00m

1 stop

4:05 pm - 1:55 pm

SOF

EWR

28h 50m

1 stop

$606Austrian Airlines

月, 9月 14 - 月, 9月 28

5:40 pm - 3:20 pm

EWR

SOF

14h 40m

1 stop

8:00 am - 1:55 pm

SOF

EWR

12h 55m

1 stop

$608Austrian Airlines

水, 8月 26 - 水, 9月 23

10:29 am - 6:40 pm

LGA

SOF

25h 11m

2 stops

6:10 am - 11:27 pm

SOF

LGA

24h 17m

2 stops

$631United Airlines

日, 8月 16 - 火, 8月 25

7:28 pm - 6:40 pm

LGA

SOF

16h 12m

2 stops

6:10 am - 11:27 pm

SOF

LGA

24h 17m

2 stops

$632United Airlines

水, 7月 29 - 火, 8月 25

1:16 pm - 2:00 pm

MDW

SOF

16h 44m

2 stops

7:00 am - 4:27 pm

SOF

MDW

17h 27m

2 stops

$797KLM

日, 8月 2 - 金, 8月 21

1:16 pm - 2:00 pm

MDW

SOF

16h 44m

2 stops

7:00 am - 4:27 pm

SOF

MDW

17h 27m

2 stops

$847KLM

土, 8月 8 - 金, 8月 21

Lufthansa flights from United States to Sofia

Our best Lufthansa deals on United States to Sofia flight tickets

Lufthansa

May 13

BOS8:05 pmBoston Logan Intl

15h 35m

1 stop

SOF6:40 pmSofia

May 27

SOF6:10 amSofia

16h 30m

2 stops

BOS3:40 pmBoston Logan Intl

$622

Lufthansa

Sep 8

IAD10:20 pmWashington, D.C. Dulles Intl

13h 20m

1 stop

SOF6:40 pmSofia

Sep 22

SOF6:10 amSofia

16h 55m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

$737

Lufthansa

Apr 26

BOS8:05 pmBoston Logan Intl

15h 35m

1 stop

SOF6:40 pmSofia

May 1

SOF6:10 amSofia

18h 30m

1 stop

BOS5:40 pmBoston Logan Intl

$762

KLM flights from United States to Sofia

Our best KLM deals on United States to Sofia flight tickets

KLM

Aug 16

JFK6:20 pmNew York John F Kennedy Intl

12h 40m

1 stop

SOF2:00 pmSofia

Aug 25

SOF7:00 amSofia

12h 29m

1 stop

JFK12:29 pmNew York John F Kennedy Intl

$629

KLM

Jul 29

JFK6:15 pmNew York John F Kennedy Intl

12h 45m

1 stop

SOF2:00 pmSofia

Aug 25

SOF7:00 amSofia

14h 35m

1 stop

JFK2:35 pmNew York John F Kennedy Intl

$630

KLM

May 11

BOS4:35 pmBoston Logan Intl

14h 25m

1 stop

SOF2:00 pmSofia

May 20

SOF7:00 amSofia

13h 10m

1 stop

BOS1:10 pmBoston Logan Intl

$660

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

水 8/26

1:50 pm-3:30 pm

1 stop18h 40m

Sofia

水 9/23

4:00 pm-5:30 pm

1 stop32h 30m

$525

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

金 8/28

7:30 pm-3:30 pm

1 stop13h 00m

Sofia

金 9/25

5:00 am-5:30 pm

1 stop19h 30m

$531

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

木 9/17

9:50 pm-3:00 pm

1 stop34h 10m

Sofia

木 10/1

9:35 am-7:55 pm

1 stop17h 20m

$537

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

月 9/7

12:50 pm-3:00 pm

1 stop19h 10m

Sofia

火 9/22

9:05 pm-10:30 pm

1 stop32h 25m

$562

NewarkSofia

EWR - SOF

EWRSOF

Newark

月 9/14

5:40 pm-11:40 am

1 stop11h 00m

Sofia

月 9/28

4:05 pm-1:55 pm

1 stop28h 50m

$606

Quickest round-trip

NewarkSofia

EWR - SOF

EWRSOF

Newark

水 8/26

5:40 pm-3:20 pm

1 stop14h 40m

Sofia

水 9/23

8:00 am-1:55 pm

1 stop12h 55m

$608

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

日 8/16

10:29 am-6:40 pm

2 stops25h 11m

Sofia

火 8/25

6:10 am-11:27 pm

2 stops24h 17m

$631

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

水 7/29

7:28 pm-6:40 pm

2 stops16h 12m

Sofia

火 8/25

6:10 am-11:27 pm

2 stops24h 17m

$632

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

日 8/2

1:16 pm-2:00 pm

2 stops16h 44m

Sofia

金 8/21

7:00 am-4:27 pm

2 stops17h 27m

$797

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

土 8/8

1:16 pm-2:00 pm

2 stops16h 44m

Sofia

金 8/21

7:00 am-4:27 pm

2 stops17h 27m

$847

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 November. Flight prices, which tend to average around $506, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Sofia from United States during February instead. Flights to Sofia in February, while not as cheap as those in November, still average around $510.

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 $668 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 35% 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 April 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
SWISS	PriceFrom $193	Free Cancellation	Rating 7.6 1,924 reviews	Search SWISS flights
KLM	PriceFrom $380	Free Cancellation	Rating 7.8 1,501 reviews	Search KLM flights
Austrian Airlines	PriceFrom $394	Free Cancellation	Rating 7.6 905 reviews	Search Austrian Airlines flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.4 1,578 reviews	Search Air France flights
British Airways	PriceFrom $406	Free Cancellation	Rating 6.7 7,901 reviews	Search British Airways flights
United Airlines	PriceFrom $409	Free Cancellation	Rating 7.4 9,613 reviews	Search United Airlines flights
LOT	PriceFrom $413	Free Cancellation	Rating 7.5 1,188 reviews	Search LOT flights
Lufthansa	PriceFrom $417	Free Cancellation	Rating 6.8 7,937 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $449	Free Cancellation	Rating 7.4 4,318 reviews	Search Turkish Airlines flights
JetBlue	PriceFrom $478	Free Cancellation	Rating 7.2 2,948 reviews	Search JetBlue 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.