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 12h 10m on average. On the other hand, flying from New York to Sofia takes 12h 55m 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?

Lufthansa, British Airways, 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 July 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.

$188 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.

9:40 pm - 8:20 pm

IAD

SOF

15h 40m

1 stop

4:00 pm - 12:45 pm

SOF

IAD

26h 45m

1 stop

$639Turkish Airlines

Thu, Oct 8 - Tue, Oct 27

1:15 pm - 8:45 am

IAD

SOF

12h 30m

1 stop

9:35 am - 7:45 pm

SOF

IAD

17h 10m

1 stop

$639Turkish Airlines

Fri, Oct 16 - Sat, Oct 24

10:35 pm - 1:25 am

IAD

SOF

19h 50m

2 stops

5:15 pm - 8:35 pm

SOF

IAD

34h 20m

2 stops

$656Multiple Airlines

Wed, Oct 7 - Wed, Oct 21

4:20 pm - 1:35 am

MIA

SOF

26h 15m

2 stops

6:45 pm - 2:35 pm

SOF

MIA

26h 50m

2 stops

$697Multiple Airlines

Wed, Sep 16 - Wed, Sep 30

2:12 pm - 6:20 pm

LAX

SOF

18h 08m

2 stops

6:25 am - 1:05 pm

SOF

LAX

16h 40m

1 stop

$724Lufthansa

Tue, Jan 12 - Tue, Jan 26

9:40 pm - 10:45 pm

SFO

SOF

15h 05m

1 stop

6:25 am - 12:35 pm

SOF

SFO

16h 10m

1 stop

$728Lufthansa

Wed, Nov 25 - Wed, Dec 9

10:35 pm - 1:50 pm

JFK

SOF

32h 15m

1 stop

6:35 pm - 8:35 pm

SOF

JFK

33h 00m

1 stop

$730LOT

Mon, Dec 28 - Wed, Jan 27

11:35 pm - 1:50 pm

JFK

SOF

32h 15m

1 stop

6:35 pm - 8:35 pm

SOF

JFK

33h 00m

1 stop

$730LOT

Mon, Oct 26 - Mon, Nov 9

7:30 pm - 3:25 pm

JFK

SOF

12h 55m

1 stop

4:05 pm - 5:35 pm

SOF

JFK

32h 30m

1 stop

$734Air Serbia

Sat, Dec 26 - Sat, Jan 9

1:50 pm - 3:30 pm

JFK

SOF

18h 40m

1 stop

5:00 am - 5:30 pm

SOF

JFK

19h 30m

1 stop

$774Air Serbia

Mon, Oct 12 - Fri, Oct 16

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Lufthansa flights from United States to Sofia

Our best Lufthansa deals on United States to Sofia flight tickets

Lufthansa

Jan 12

LAX2:12 pmLos Angeles

18h 08m

2 stops

SOF6:20 pmSofia

Jan 26

SOF6:25 amSofia

16h 40m

1 stop

LAX1:05 pmLos Angeles

$724

Lufthansa

Nov 25

SFO9:40 pmSan Francisco

15h 05m

1 stop

SOF10:45 pmSofia

Dec 9

SOF6:25 amSofia

16h 10m

1 stop

SFO12:35 pmSan Francisco

$728

Lufthansa

Jan 12

LAX2:12 pmLos Angeles

18h 08m

2 stops

SOF6:20 pmSofia

Jan 26

SOF6:25 amSofia

21h 44m

2 stops

LAX6:09 pmLos Angeles

$733

British Airways flights from United States to Sofia

Our best British Airways deals on United States to Sofia flight tickets

British Airways

Dec 28

LAX11:55 pmLos Angeles

34h 15m

2 stops

SOF8:10 pmSofia

Jan 11

SOF5:15 pmSofia

30h 10m

1 stop

LAX1:25 pmLos Angeles

$737

British Airways

Dec 28

SFO11:59 pmSan Francisco

34h 11m

2 stops

SOF8:10 pmSofia

Jan 11

SOF5:15 pmSofia

36h 55m

2 stops

SFO8:10 pmSan Francisco

$751

British Airways

Dec 28

LAX11:55 pmLos Angeles

34h 15m

2 stops

SOF8:10 pmSofia

Jan 11

SOF5:15 pmSofia

37h 40m

2 stops

LAX8:55 pmLos Angeles

$765

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Thu 10/8

9:40 pm-8:20 pm

1 stop15h 40m

Sofia

Tue 10/27

4:00 pm-12:45 pm

1 stop26h 45m

$639

Quickest round-trip

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Fri 10/16

1:15 pm-8:45 am

1 stop12h 30m

Sofia

Sat 10/24

9:35 am-7:45 pm

1 stop17h 10m

$639

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 10/7

10:35 pm-1:25 am

2 stops19h 50m

Sofia

Wed 10/21

5:15 pm-8:35 pm

2 stops34h 20m

$656

MiamiSofia

MIA - SOF

MIASOF

Miami

Wed 9/16

4:20 pm-1:35 am

2 stops26h 15m

Sofia

Wed 9/30

6:45 pm-2:35 pm

2 stops26h 50m

$697

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Tue 1/12

2:12 pm-6:20 pm

2 stops18h 08m

Sofia

Tue 1/26

6:25 am-1:05 pm

1 stop16h 40m

$724

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 11/25

9:40 pm-10:45 pm

1 stop15h 05m

Sofia

Wed 12/9

6:25 am-12:35 pm

1 stop16h 10m

$728

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Mon 12/28

10:35 pm-1:50 pm

1 stop32h 15m

Sofia

Wed 1/27

6:35 pm-8:35 pm

1 stop33h 00m

$730

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Mon 10/26

11:35 pm-1:50 pm

1 stop32h 15m

Sofia

Mon 11/9

6:35 pm-8:35 pm

1 stop33h 00m

$730

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Sat 12/26

7:30 pm-3:25 pm

1 stop12h 55m

Sofia

Sat 1/9

4:05 pm-5:35 pm

1 stop32h 30m

$734

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Mon 10/12

1:50 pm-3:30 pm

1 stop18h 40m

Sofia

Fri 10/16

5:00 am-5:30 pm

1 stop19h 30m

$774

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 $595, 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 $612.

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 $704 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 July 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 $394	Free Cancellation	Rating 7.6 950 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $394	Free Cancellation	Rating 7.4 10,052 reviews	Search United Airlines flights
Lufthansa	PriceFrom $395	Free Cancellation	Rating 6.8 8,164 reviews	Search Lufthansa flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.5 1,628 reviews	Search Air France flights
KLM	PriceFrom $403	Free Cancellation	Rating 7.8 1,550 reviews	Search KLM flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 2,019 reviews	Search SWISS flights
LOT	PriceFrom $413	Free Cancellation	Rating 7.6 1,212 reviews	Search LOT flights
British Airways	PriceFrom $421	Free Cancellation	Rating 6.7 8,129 reviews	Search British Airways flights
JetBlue	PriceFrom $478	Free Cancellation	Rating 7.1 3,024 reviews	Search JetBlue flights
Turkish Airlines	PriceFrom $512	Free Cancellation	Rating 7.4 4,455 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.