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 New York to Sofia takes 13h on average. On the other hand, flying from San Francisco to Sofia takes 15h 05m 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, United Airlines, and Air Canada 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.

$257 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

7:45 pm - 2:00 am

SOF

MIA

36h 15m

2 stops

$656Multiple Airlines

Wed, Oct 14 - Wed, Oct 28

9:35 pm - 11:10 pm

MIA

SOF

18h 35m

1 stop

6:30 am - 2:00 am

SOF

MIA

25h 30m

2 stops

$665Multiple Airlines

Thu, Oct 15 - Thu, Oct 29

5:30 pm - 6:40 pm

LAX

SOF

15h 10m

1 stop

6:00 am - 4:15 pm

SOF

LAX

19h 15m

1 stop

$754Lufthansa

Wed, Oct 14 - Wed, Oct 28

5:30 pm - 11:15 pm

LAX

SOF

19h 45m

1 stop

7:25 pm - 3:15 pm

SOF

LAX

29h 50m

1 stop

$767Lufthansa

Mon, Sep 14 - Mon, Sep 28

7:29 pm - 12:10 pm

LGA

SOF

33h 41m

2 stops

6:10 am - 7:25 pm

SOF

LGA

20h 15m

2 stops

$770United Airlines

Sat, Aug 15 - Wed, Aug 26

3:34 pm - 1:15 pm

IAD

SOF

14h 41m

2 stops

6:25 am - 4:20 pm

SOF

IAD

16h 55m

2 stops

$795United Airlines

Fri, Nov 27 - Fri, Dec 11

9:50 pm - 12:15 pm

BOS

SOF

31h 25m

1 stop

9:10 pm - 7:55 pm

SOF

BOS

29h 45m

1 stop

$799Turkish Airlines

Fri, Sep 4 - Mon, Sep 14

6:45 pm - 3:00 pm

SFO

SOF

34h 15m

1 stop

9:35 am - 4:40 pm

SOF

SFO

17h 05m

1 stop

$800Turkish Airlines

Thu, Sep 17 - Thu, Oct 1

1:00 pm - 2:05 pm

MDW

SOF

18h 05m

2 stops

7:00 am - 6:37 pm

SOF

MDW

19h 37m

2 stops

$896KLM

Fri, Oct 30 - Tue, Nov 10

1:18 pm - 2:00 pm

MDW

SOF

16h 42m

2 stops

7:00 am - 6:11 pm

SOF

MDW

19h 11m

2 stops

$902KLM

Thu, Jul 30 - Fri, Sep 18

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LOT flights from United States to Sofia

Our best LOT deals on United States to Sofia flight tickets

LOT

Sep 3

JFK5:40 pmNew York John F Kennedy Intl

17h 20m

1 stop

SOF6:00 pmSofia

Sep 9

SOF6:45 pmSofia

27h 55m

1 stop

JFK3:40 pmNew York John F Kennedy Intl

$703

LOT

Nov 3

JFK10:35 pmNew York John F Kennedy Intl

32h 15m

1 stop

SOF1:50 pmSofia

Nov 18

SOF6:35 pmSofia

33h 00m

1 stop

JFK8:35 pmNew York John F Kennedy Intl

$706

LOT

Nov 3

JFK10:35 pmNew York John F Kennedy Intl

32h 15m

1 stop

SOF1:50 pmSofia

Nov 18

SOF6:35 pmSofia

33h 00m

1 stop

JFK8:35 pmNew York John F Kennedy Intl

$707

SWISS flights from United States to Sofia

Our best SWISS deals on United States to Sofia flight tickets

SWISS

Oct 12

JFK4:15 pmNew York John F Kennedy Intl

13h 00m

1 stop

SOF12:15 pmSofia

Apr 15

SOF11:05 amSofia

12h 30m

1 stop

JFK4:35 pmNew York John F Kennedy Intl

$742

SWISS

Aug 9

IAD8:20 pmWashington, D.C. Dulles Intl

11h 35m

1 stop

SOF2:55 pmSofia

Aug 24

SOF3:40 pmSofia

32h 05m

1 stop

IAD4:45 pmWashington, D.C. Dulles Intl

$791

SWISS

Jul 28

BOS5:10 pmBoston Logan Intl

10h 10m

1 stop

SOF10:20 amSofia

Aug 26

SOF11:05 amSofia

15h 50m

1 stop

BOS7:55 pmBoston Logan Intl

$817

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiSofia

MIA - SOF

MIASOF

Miami

Wed 10/14

10:00 pm-1:35 am

1 stop20h 35m

Sofia

Wed 10/28

7:45 pm-2:00 am

2 stops36h 15m

$656

MiamiSofia

MIA - SOF

MIASOF

Miami

Thu 10/15

9:35 pm-11:10 pm

1 stop18h 35m

Sofia

Thu 10/29

6:30 am-2:00 am

2 stops25h 30m

$665

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Wed 10/14

5:30 pm-6:40 pm

1 stop15h 10m

Sofia

Wed 10/28

6:00 am-4:15 pm

1 stop19h 15m

$754

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Mon 9/14

5:30 pm-11:15 pm

1 stop19h 45m

Sofia

Mon 9/28

7:25 pm-3:15 pm

1 stop29h 50m

$767

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Sat 8/15

7:29 pm-12:10 pm

2 stops33h 41m

Sofia

Wed 8/26

6:10 am-7:25 pm

2 stops20h 15m

$770

Quickest round-trip

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Fri 11/27

3:34 pm-1:15 pm

2 stops14h 41m

Sofia

Fri 12/11

6:25 am-4:20 pm

2 stops16h 55m

$795

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Fri 9/4

9:50 pm-12:15 pm

1 stop31h 25m

Sofia

Mon 9/14

9:10 pm-7:55 pm

1 stop29h 45m

$799

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Thu 9/17

6:45 pm-3:00 pm

1 stop34h 15m

Sofia

Thu 10/1

9:35 am-4:40 pm

1 stop17h 05m

$800

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Fri 10/30

1:00 pm-2:05 pm

2 stops18h 05m

Sofia

Tue 11/10

7:00 am-6:37 pm

2 stops19h 37m

$896

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Thu 7/30

1:18 pm-2:00 pm

2 stops16h 42m

Sofia

Fri 9/18

7:00 am-6:11 pm

2 stops19h 11m

$902

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 $686.

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 $691 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	12h 25m
Direct flights	None

The fastest flight from United States to Sofia takes 12h 25m

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 7.6 937 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $394	Free Cancellation	Rating 7.4 9,865 reviews	Search United Airlines flights
Lufthansa	PriceFrom $395	Free Cancellation	Rating 6.8 8,082 reviews	Search Lufthansa flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.4 1,610 reviews	Search Air France flights
KLM	PriceFrom $403	Free Cancellation	Rating 7.8 1,530 reviews	Search KLM flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 1,972 reviews	Search SWISS flights
LOT	PriceFrom $413	Free Cancellation	Rating 7.5 1,201 reviews	Search LOT flights
British Airways	PriceFrom $430	Free Cancellation	Rating 6.7 8,056 reviews	Search British Airways flights
JetBlue	PriceFrom $478	Free Cancellation	Rating 7.1 2,987 reviews	Search JetBlue flights
ITA Airways	PriceFrom $511	Free Cancellation	Rating 6.7 1,262 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.