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 10h 40m on average. On the other hand, flying from Los Angeles to Sofia takes 14h 50m 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?

United Airlines, British Airways, and Air Canada 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 September 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.

$227 Cheap Flights from the United States to Sofia in 2026/27

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.

9:50 pm - 8:10 pmLAX Los Angeles-SOF Sofia

37h 20m1 stop London Heathrow

5:15 pm - 3:50 pmSOF Sofia-LAX Los Angeles

32h 35m1 stop London Heathrow

$589British Airways

Mon, Oct 26 - Mon, Nov 9

5:50 pm - 5:00 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

16h 10m1 stop Madrid Barajas

5:40 am - 4:20 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

17h 40m1 stop Madrid Barajas

$595Multiple Airlines

Mon, Nov 23 - Thu, Dec 3

8:50 pm - 7:20 pmLAX Los Angeles-SOF Sofia

36h 30m1 stop London Heathrow

9:05 pm - 8:00 pmSOF Sofia-LAX Los Angeles

32h 55m2 stops London Heathrow New York John F Kennedy Intl

$608British Airways

Wed, Feb 24 - Wed, Mar 10

7:10 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

22h 45m1 stop Vienna Intl

8:00 am - 2:00 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

13h 00m1 stop Vienna Intl

$611Austrian Airlines

Tue, Mar 23 - Tue, Apr 6

6:10 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SOF Sofia

16h 50m1 stop Vienna Intl

7:55 am - 2:10 pmSOF Sofia-IAD Washington, D.C. Dulles Intl

13h 15m1 stop Vienna Intl

$611Austrian Airlines

Wed, Feb 24 - Wed, Mar 10

12:45 am - 1:25 pmEWR Newark-SOF Sofia

29h 40m2 stops Porto London Gatwick

6:00 am - 10:10 pmSOF Sofia-EWR Newark

23h 10m2 stops London Luton Lisbon Humberto Delgado

$611Multiple Airlines

Mon, Nov 9 - Mon, Nov 23

6:30 pm - 6:20 pmLAX Los Angeles-SOF Sofia

14h 50m1 stop Munich Franz Josef Strauss

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

19h 05m1 stop Munich Franz Josef Strauss

$613Lufthansa

Tue, Mar 23 - Tue, Apr 6

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

19h 25m1 stop Munich Franz Josef Strauss

6:00 am - 3:15 pmSOF Sofia-LAX Los Angeles

19h 15m1 stop Munich Franz Josef Strauss

$613Lufthansa

Wed, Feb 24 - Wed, Mar 10

8:25 am - 1:15 pmLAX Los Angeles-SOF Sofia

19h 50m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

6:00 am - 3:15 pmSOF Sofia-LAX Los Angeles

19h 15m1 stop Munich Franz Josef Strauss

$623United Airlines

Tue, Oct 27 - Tue, Nov 10

2:29 pm - 10:55 pmLAX Los Angeles-SOF Sofia

22h 26m2 stops Denver Intl Munich Franz Josef Strauss

6:00 am - 3:15 pmSOF Sofia-LAX Los Angeles

19h 15m1 stop Munich Franz Josef Strauss

$624United Airlines

Mon, Nov 2 - Tue, Nov 10

Recent last minute flight deals from the United States to Sofia

Enter your travel dates to find the best prices.

12:30 am - 9:40 amJFK New York John F Kennedy Intl-SOF Sofia

26h 10m1 stop Rome Fiumicino

11:25 am - 10:30 pmSOF Sofia-JFK New York John F Kennedy Intl

18h 05m2 stops Palermo Punta Raisi Rome Fiumicino

$727Multiple Airlines

Mon, Sep 28 - Sat, Oct 10

8:10 pm - 8:20 pmORD Chicago O'Hare Intl-SOF Sofia

16h 10m1 stop Istanbul

9:30 am - 6:20 pmSOF Sofia-ORD Chicago O'Hare Intl

16h 50m1 stop Istanbul

$755Turkish Airlines

Sun, Oct 4 - Fri, Feb 26

9:50 pm - 8:45 amBOS Boston Logan Intl-SOF Sofia

27h 55m1 stop Istanbul

9:10 pm - 7:55 pmSOF Sofia-BOS Boston Logan Intl

29h 45m1 stop Istanbul

$765Turkish Airlines

Sun, Oct 4 - Tue, Oct 20

3:59 pm - 7:20 pmORD Chicago O'Hare Intl-SOF Sofia

19h 21m2 stops New York John F Kennedy Intl London Heathrow

8:30 pm - 6:45 pmSOF Sofia-ORD Chicago O'Hare Intl

30h 15m1 stop London Heathrow

$767British Airways

Sun, Oct 4 - Fri, Feb 26

3:59 pm - 7:20 pmORD Chicago O'Hare Intl-SOF Sofia

19h 21m2 stops New York John F Kennedy Intl London Heathrow

8:30 pm - 4:49 pmSOF Sofia-ORD Chicago O'Hare Intl

28h 19m2 stops London Heathrow New York John F Kennedy Intl

$771British Airways

Sun, Oct 4 - Fri, Feb 26

12:30 am - 3:45 pmJFK New York John F Kennedy Intl-SOF Sofia

32h 15m2 stops Rome Fiumicino Palermo Punta Raisi

6:55 pm - 10:30 pmSOF Sofia-JFK New York John F Kennedy Intl

34h 35m1 stop Rome Fiumicino

$777Multiple Airlines

Tue, Sep 29 - Fri, Oct 9

5:40 pm - 6:00 pmJFK New York John F Kennedy Intl-SOF Sofia

17h 20m1 stop Warsaw Frederic Chopin

2:35 pm - 9:35 pmSOF Sofia-JFK New York John F Kennedy Intl

13h 00m1 stop Warsaw Frederic Chopin

$781LOT

Tue, Sep 29 - Tue, Oct 27

5:40 pm - 6:10 pmEWR Newark-SOF Sofia

17h 30m1 stop Vienna Intl

8:00 am - 1:55 pmSOF Sofia-EWR Newark

12h 55m1 stop Vienna Intl

$800Austrian Airlines

Wed, Sep 30 - Fri, Oct 9

9:45 pm - 3:20 pmJFK New York John F Kennedy Intl-SOF Sofia

10h 35m1 stop Vienna Intl

12:25 pm - 8:05 pmSOF Sofia-JFK New York John F Kennedy Intl

14h 40m1 stop Vienna Intl

$807Austrian Airlines

Wed, Sep 30 - Fri, Oct 9

4:10 pm - 1:50 pmSFO San Francisco-SOF Sofia

35h 40m1 stop Warsaw Frederic Chopin

6:45 pm - 2:15 pmSOF Sofia-SFO San Francisco

29h 30m1 stop Warsaw Frederic Chopin

$868LOT

Sun, Oct 4 - Wed, Oct 21

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Austrian Airlines flights from United States to Sofia

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

Austrian Airlines

Dec 1

IAD6:10 pmWashington, D.C. Dulles Intl

22h 45m

1 stop

SOF11:55 pmSofia

Dec 8

SOF7:55 amSofia

13h 15m

1 stop

IAD2:10 pmWashington, D.C. Dulles Intl

$606

Austrian Airlines

Feb 24

IAD6:10 pmWashington, D.C. Dulles Intl

16h 50m

1 stop

SOF6:00 pmSofia

Mar 10

SOF7:55 amSofia

13h 15m

1 stop

IAD2:10 pmWashington, D.C. Dulles Intl

$611

Austrian Airlines

Mar 23

IAD5:15 pmWashington, D.C. Dulles Intl

12h 35m

2 stops

SOF11:50 amSofia

Apr 6

SOF8:00 amSofia

13h 00m

1 stop

IAD2:00 pmWashington, D.C. Dulles Intl

$615

Lufthansa flights from United States to Sofia

Our best Lufthansa deals on United States to Sofia flight tickets

Lufthansa

Oct 27

IAD11:55 pmWashington, D.C. Dulles Intl

12h 25m

1 stop

SOF6:20 pmSofia

Nov 10

SOF2:00 pmSofia

13h 05m

1 stop

IAD8:05 pmWashington, D.C. Dulles Intl

$614

Lufthansa

Oct 27

LAX6:30 pmLos Angeles

19h 25m

1 stop

SOF10:55 pmSofia

Nov 10

SOF6:00 amSofia

19h 15m

1 stop

LAX3:15 pmLos Angeles

$615

Lufthansa

Feb 24

SFO9:40 pmSan Francisco

15h 15m

1 stop

SOF10:55 pmSofia

Mar 10

SOF2:00 pmSofia

15h 35m

1 stop

SFO7:35 pmSan Francisco

$622

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Mon 10/26

9:50 pm-8:10 pm

1 stop37h 20m

Sofia

Mon 11/9

5:15 pm-3:50 pm

1 stop32h 35m

$589

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Mon 11/23

5:50 pm-5:00 pm

1 stop16h 10m

Sofia

Thu 12/3

5:40 am-4:20 pm

1 stop17h 40m

$595

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Wed 2/24

8:50 pm-7:20 pm

1 stop36h 30m

Sofia

Wed 3/10

9:05 pm-8:00 pm

2 stops32h 55m

$608

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Tue 3/23

7:10 pm-11:55 pm

1 stop22h 45m

Sofia

Tue 4/6

8:00 am-2:00 pm

1 stop13h 00m

$611

Quickest round-trip

Washington, D.C.Sofia

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

IADSOF

Washington, D.C. Dulles Intl

Wed 2/24

6:10 pm-6:00 pm

1 stop16h 50m

Sofia

Wed 3/10

7:55 am-2:10 pm

1 stop13h 15m

$611

NewarkSofia

EWR Newark - SOF Sofia

EWRSOF

Newark

Mon 11/9

12:45 am-1:25 pm

2 stops29h 40m

Sofia

Mon 11/23

6:00 am-10:10 pm

2 stops23h 10m

$611

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Tue 3/23

6:30 pm-6:20 pm

1 stop14h 50m

Sofia

Tue 4/6

6:10 am-3:15 pm

1 stop19h 05m

$613

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Wed 2/24

5:30 pm-10:55 pm

1 stop19h 25m

Sofia

Wed 3/10

6:00 am-3:15 pm

1 stop19h 15m

$613

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Tue 10/27

8:25 am-1:15 pm

2 stops19h 50m

Sofia

Tue 11/10

6:00 am-3:15 pm

1 stop19h 15m

$623

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Mon 11/2

2:29 pm-10:55 pm

2 stops22h 26m

Sofia

Tue 11/10

6:00 am-3:15 pm

1 stop19h 15m

$624

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 $622.

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 $724 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 $601 on momondo.

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

You could potentially save up to 41% 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

Best Price Found	$227
Fastest flight time	10h 40m
Direct flights	None

The best one-way flight to Sofia from United States in the past 72 hours is $227. The best round-trip flight deal from United States to Sofia found on momondo in the last 72 hours is $589.

The fastest flight from United States to Sofia takes 10h 40m

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 September 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 7.5 974 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $394	Free Cancellation	Rating 7.4 10,251 reviews	Search United Airlines flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.5 1,650 reviews	Search Air France flights
KLM	PriceFrom $403	Free Cancellation	Rating 7.8 1,577 reviews	Search KLM flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 2,086 reviews	Search SWISS flights
LOT	PriceFrom $413	Free Cancellation	Rating 7.6 1,198 reviews	Search LOT flights
Lufthansa	PriceFrom $415	Free Cancellation	Rating 6.8 8,248 reviews	Search Lufthansa flights
British Airways	PriceFrom $421	Free Cancellation	Rating 6.7 8,239 reviews	Search British Airways flights
JetBlue	PriceFrom $478	Free Cancellation	Rating 7.1 3,041 reviews	Search JetBlue flights
Turkish Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 4,452 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.