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 40% 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.

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 Boston to Sofia takes 9h 55m on average. On the other hand, flying from New York to Sofia takes 10h 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, Lufthansa, and United 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 June 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.

$239 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.

10:00 pm - 1:35 am

MIA

SOF

20h 35m

1 stop

5:25 am - 8:00 pm

SOF

MIA

21h 35m

2 stops

$688Multiple Airlines

Wed, Oct 7 - Wed, Oct 21

12:30 am - 11:35 pm

JFK

SOF

16h 05m

1 stop

6:30 pm - 10:30 pm

SOF

JFK

35h 00m

1 stop

$696Multiple Airlines

Sat, Jul 4 - Thu, Sep 10

2:30 pm - 12:10 pm

LGA

SOF

14h 40m

2 stops

12:55 pm - 9:30 pm

SOF

LGA

15h 35m

2 stops

$697Air Canada

Mon, Sep 7 - Tue, Sep 22

5:30 pm - 6:20 pm

JFK

SOF

17h 50m

1 stop

6:00 am - 3:40 pm

SOF

JFK

16h 40m

1 stop

$700Lufthansa

Fri, Nov 6 - Fri, Nov 20

6:50 am - 11:45 am

JFK

SOF

21h 55m

1 stop

9:10 pm - 10:55 am

SOF

JFK

20h 45m

1 stop

$701Turkish Airlines

Thu, Oct 8 - Thu, Oct 22

5:30 pm - 12:10 pm

JFK

SOF

11h 40m

1 stop

6:10 am - 12:50 pm

SOF

JFK

37h 40m

2 stops

$705United Airlines

Sun, Sep 6 - Tue, Sep 29

8:30 pm - 12:10 pm

JFK

SOF

32h 40m

2 stops

6:10 am - 3:00 pm

SOF

JFK

15h 50m

1 stop

$706United Airlines

Tue, Sep 8 - Tue, Sep 22

5:30 pm - 10:45 pm

LAX

SOF

19h 15m

1 stop

6:25 am - 1:05 pm

SOF

LAX

16h 40m

1 stop

$720Lufthansa

Wed, Nov 4 - Wed, Nov 18

11:35 am - 2:05 pm

MIA

SOF

19h 30m

2 stops

7:00 am - 9:01 pm

SOF

MIA

21h 01m

2 stops

$803KLM

Wed, Dec 2 - Wed, Dec 16

1:18 pm - 2:00 pm

MDW

SOF

16h 42m

2 stops

7:00 am - 4:50 pm

SOF

MDW

17h 50m

2 stops

$896KLM

Sat, Aug 1 - Wed, Dec 23

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Lufthansa flights from United States to Sofia

Our best Lufthansa deals on United States to Sofia flight tickets

Lufthansa

Nov 6

JFK5:30 pmNew York John F Kennedy Intl

17h 50m

1 stop

SOF6:20 pmSofia

Nov 20

SOF6:00 amSofia

16h 40m

1 stop

JFK3:40 pmNew York John F Kennedy Intl

$700

Lufthansa

Nov 4

LAX5:30 pmLos Angeles

19h 15m

1 stop

SOF10:45 pmSofia

Nov 18

SOF6:25 amSofia

16h 40m

1 stop

LAX1:05 pmLos Angeles

$720

Lufthansa

Dec 2

LAX5:30 pmLos Angeles

14h 50m

1 stop

SOF6:20 pmSofia

Dec 16

SOF6:25 amSofia

16h 40m

1 stop

LAX1:05 pmLos Angeles

$721

Austrian Airlines flights from United States to Sofia

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

Austrian Airlines

Sep 6

JFK9:45 pmNew York John F Kennedy Intl

10h 35m

1 stop

SOF3:20 pmSofia

Sep 20

SOF6:55 pmSofia

32h 10m

1 stop

JFK8:05 pmNew York John F Kennedy Intl

$707

Austrian Airlines

Sep 1

LAX5:30 pmLos Angeles

20h 25m

2 stops

SOF11:55 pmSofia

Sep 16

SOF6:55 pmSofia

28h 10m

1 stop

LAX1:05 pmLos Angeles

$755

Austrian Airlines

Sep 7

LAX5:30 pmLos Angeles

20h 25m

2 stops

SOF11:55 pmSofia

Sep 21

SOF6:55 pmSofia

28h 10m

1 stop

LAX1:05 pmLos Angeles

$756

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiSofia

MIA - SOF

MIASOF

Miami

Wed 10/7

10:00 pm-1:35 am

1 stop20h 35m

Sofia

Wed 10/21

5:25 am-8:00 pm

2 stops21h 35m

$688

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Sat 7/4

12:30 am-11:35 pm

1 stop16h 05m

Sofia

Thu 9/10

6:30 pm-10:30 pm

1 stop35h 00m

$696

Quickest round-trip

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Mon 9/7

2:30 pm-12:10 pm

2 stops14h 40m

Sofia

Tue 9/22

12:55 pm-9:30 pm

2 stops15h 35m

$697

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Fri 11/6

5:30 pm-6:20 pm

1 stop17h 50m

Sofia

Fri 11/20

6:00 am-3:40 pm

1 stop16h 40m

$700

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Thu 10/8

6:50 am-11:45 am

1 stop21h 55m

Sofia

Thu 10/22

9:10 pm-10:55 am

1 stop20h 45m

$701

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Sun 9/6

5:30 pm-12:10 pm

1 stop11h 40m

Sofia

Tue 9/29

6:10 am-12:50 pm

2 stops37h 40m

$705

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 9/8

8:30 pm-12:10 pm

2 stops32h 40m

Sofia

Tue 9/22

6:10 am-3:00 pm

1 stop15h 50m

$706

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Wed 11/4

5:30 pm-10:45 pm

1 stop19h 15m

Sofia

Wed 11/18

6:25 am-1:05 pm

1 stop16h 40m

$720

MiamiSofia

MIA - SOF

MIASOF

Miami

Wed 12/2

11:35 am-2:05 pm

2 stops19h 30m

Sofia

Wed 12/16

7:00 am-9:01 pm

2 stops21h 01m

$803

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Sat 8/1

1:18 pm-2:00 pm

2 stops16h 42m

Sofia

Wed 12/23

7:00 am-4:50 pm

2 stops17h 50m

$896

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 April. Flight prices, which tend to average around $666, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Sofia from United States during March instead. Flights to Sofia in March, while not as cheap as those in April, still average around $684.

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 $692 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 $585 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	9h 55m
Direct flights	None

The fastest flight from United States to Sofia takes 9h 55m

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 June 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
Austrian Airlines	PriceFrom $387	Free Cancellation	Rating 7.6 926 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $394	Free Cancellation	Rating 7.4 9,801 reviews	Search United Airlines flights
Lufthansa	PriceFrom $396	Free Cancellation	Rating 6.8 8,052 reviews	Search Lufthansa flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.4 1,598 reviews	Search Air France flights
KLM	PriceFrom $403	Free Cancellation	Rating 7.8 1,527 reviews	Search KLM flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 1,968 reviews	Search SWISS flights
LOT	PriceFrom $413	Free Cancellation	Rating 7.5 1,197 reviews	Search LOT flights
British Airways	PriceFrom $430	Free Cancellation	Rating 6.7 8,034 reviews	Search British Airways flights
JetBlue	PriceFrom $478	Free Cancellation	Rating 7.1 2,980 reviews	Search JetBlue flights
ITA Airways	PriceFrom $511	Free Cancellation	Rating 6.7 1,248 reviews	Search ITA Airways 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.