Which airlines fly to Sofia?

Lufthansa, Turkish Airlines, United Airlines and KLM are the most popular airlines that fly from United States to Sofia on a routine basis, according to our data. You should be able to find flights to Sofia with these airlines and other airlines flying from United States.

2 LOT flights head to Sofia on average each week. Most will be flying from Warsaw Frederic Chopin to Sofia, the most popular route that LOT operates to Sofia. Prices vary based on when and where you fly from - the cheapest LOT flight to Sofia found in the past 3 days on momondo was $413, departing from Newark. LOT is the most popular choice on momondo for this route and has been scored 7.6/10 by 1,197 of our users.

Austrian Airlines Flights to Sofia

Austrian Airlines (7.6/10, 976 reviews) is also a popular choice for flights to Sofia, with deals from as low as $387 from Boston Logan Intl, round-trip. With 18 Austrian Airlines flights to Sofia on average each week, prices can vary significantly by origin and availability.

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 Los Angeles to Sofia takes 14h 50m on average. On the other hand, flying from Miami to Sofia takes 14h 15m 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.

$213 Cheap Flights to Sofia in 2026/27

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Find the cheapest flights from the United States to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 pm - 5:00 pmBOS Boston Logan Intl-SOF Sofia

14h 00m1 stop Madrid Barajas

10:40 am - 6:25 pmSOF Sofia-BOS Boston Logan Intl

14h 45m1 stop Madrid Barajas

$543Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

8:15 pm - 5:00 pmBOS Boston Logan Intl-SOF Sofia

14h 45m1 stop Madrid Barajas

10:55 am - 6:25 pmSOF Sofia-BOS Boston Logan Intl

14h 30m1 stop Madrid Barajas

$572Multiple Airlines

Mon, Oct 26 - Thu, Dec 10

10:30 pm - 8:50 pmMIA Miami-SOF Sofia

15h 20m1 stop Istanbul

4:00 pm - 7:10 amSOF Sofia-MIA Miami

22h 10m1 stop Istanbul

$670Turkish Airlines

Wed, Feb 10 - Thu, Feb 25

4:35 pm - 6:00 pmLAX Los Angeles-SOF Sofia

15h 25m1 stop Warsaw Frederic Chopin

5:30 am - 2:35 pmSOF Sofia-LAX Los Angeles

19h 05m1 stop Warsaw Frederic Chopin

$690LOT

Wed, Mar 31 - Wed, Apr 14

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

33h 45m1 stop Warsaw Frederic Chopin

2:35 pm - 8:10 pmSOF Sofia-LAX Los Angeles

15h 35m1 stop Warsaw Frederic Chopin

$690LOT

Wed, Jan 27 - Wed, Feb 10

9:40 pm - 10:55 pmSFO San Francisco-SOF Sofia

15h 15m1 stop Munich Franz Josef Strauss

6:00 am - 7:35 pmSOF Sofia-SFO San Francisco

23h 35m1 stop Munich Franz Josef Strauss

$691Lufthansa

Wed, Feb 3 - Wed, Feb 17

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

19h 25m1 stop Munich Franz Josef Strauss

6:25 am - 1:05 pmSOF Sofia-LAX Los Angeles

16h 40m1 stop Frankfurt am Main

$695Lufthansa

Tue, Feb 2 - Tue, Feb 16

3:00 pm - 3:30 pmJFK New York John F Kennedy Intl-SOF Sofia

17h 30m1 stop Belgrade Nikola Tesla

5:00 am - 11:45 amSOF Sofia-JFK New York John F Kennedy Intl

13h 45m1 stop Belgrade Nikola Tesla

$701Air Serbia

Tue, Dec 15 - Thu, Jan 7

7:40 pm - 3:30 pmJFK New York John F Kennedy Intl-SOF Sofia

12h 50m1 stop Belgrade Nikola Tesla

5:00 am - 11:45 amSOF Sofia-JFK New York John F Kennedy Intl

13h 45m1 stop Belgrade Nikola Tesla

$701Air Serbia

Sun, Dec 13 - Thu, Jan 7

8:15 pm - 8:50 pmORD Chicago O'Hare Intl-SOF Sofia

16h 35m1 stop Istanbul

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

16h 50m1 stop Istanbul

$711Turkish Airlines

Mon, Nov 23 - Mon, Dec 7

Cheap last minute flights

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

10:55 am - 7:15 pmSOF Sofia-JFK New York John F Kennedy Intl

15h 20m1 stop Madrid Barajas

$726Multiple Airlines

Mon, Oct 5 - Thu, Nov 5

9:30 pm - 10:20 pmJFK New York John F Kennedy Intl-SOF Sofia

17h 50m1 stop Edinburgh Turnhouse

9:30 pm - 8:05 pmSOF Sofia-JFK New York John F Kennedy Intl

29h 35m2 stops Barcelona-El Prat Lisbon Humberto Delgado

$732Multiple Airlines

Mon, Oct 5 - Mon, Nov 2

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

10:20 pm - 1:50 pmJFK New York John F Kennedy Intl-SOF Sofia

32h 30m1 stop Warsaw Frederic Chopin

2:35 pm - 8:35 pmSOF Sofia-JFK New York John F Kennedy Intl

13h 00m1 stop Warsaw Frederic Chopin

$770LOT

Sun, Oct 4 - Sun, Nov 1

7:30 pm - 3:00 amJFK New York John F Kennedy Intl-SOF Sofia

24h 30m1 stop Belgrade Nikola Tesla

5:00 am - 11:45 amSOF Sofia-JFK New York John F Kennedy Intl

13h 45m1 stop Belgrade Nikola Tesla

$776Air Serbia

Thu, Oct 8 - Thu, Nov 5

7:30 pm - 3:30 pmJFK New York John F Kennedy Intl-SOF Sofia

13h 00m1 stop Belgrade Nikola Tesla

4:00 pm - 5:40 pmSOF Sofia-JFK New York John F Kennedy Intl

32h 40m1 stop Belgrade Nikola Tesla

$776Air Serbia

Fri, Oct 9 - Sat, Nov 7

4:15 pm - 12:55 pmJFK New York John F Kennedy Intl-SOF Sofia

13h 40m1 stop Zurich

11:05 am - 4:35 pmSOF Sofia-JFK New York John F Kennedy Intl

12h 30m1 stop Zurich

$782SWISS

Fri, Oct 9 - Wed, Oct 14

4:15 pm - 10:20 amJFK New York John F Kennedy Intl-SOF Sofia

11h 05m1 stop Zurich

3:00 pm - 1:15 pmSOF Sofia-JFK New York John F Kennedy Intl

29h 15m1 stop Zurich

$785SWISS

Wed, Oct 7 - Mon, Nov 9

10:20 pm - 1:50 pmJFK New York John F Kennedy Intl-SOF Sofia

32h 30m1 stop Warsaw Frederic Chopin

6:40 pm - 8:35 pmSOF Sofia-JFK New York John F Kennedy Intl

32h 55m1 stop Warsaw Frederic Chopin

$799LOT

Sun, Oct 4 - Sun, Nov 8

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

16h 10m1 stop Istanbul

11:55 am - 10:00 amSOF Sofia-ORD Chicago O'Hare Intl

30h 05m1 stop Istanbul

$828Turkish Airlines

Sun, Oct 4 - Fri, Feb 26

Fly from

Route

Depart

Return

Price

Cheapest round-trip

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 11/16

8:00 pm-5:00 pm

1 stop14h 00m

Sofia

Mon 11/23

10:40 am-6:25 pm

1 stop14h 45m

$543

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 10/26

8:15 pm-5:00 pm

1 stop14h 45m

Sofia

Thu 12/10

10:55 am-6:25 pm

1 stop14h 30m

$572

MiamiSofia

MIA Miami - SOF Sofia

MIASOF

Miami

Wed 2/10

10:30 pm-8:50 pm

1 stop15h 20m

Sofia

Thu 2/25

4:00 pm-7:10 am

1 stop22h 10m

$670

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Wed 3/31

4:35 pm-6:00 pm

1 stop15h 25m

Sofia

Wed 4/14

5:30 am-2:35 pm

1 stop19h 05m

$690

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Wed 1/27

10:10 pm-5:55 pm

1 stop33h 45m

Sofia

Wed 2/10

2:35 pm-8:10 pm

1 stop15h 35m

$690

San FranciscoSofia

SFO San Francisco - SOF Sofia

SFOSOF

San Francisco

Wed 2/3

9:40 pm-10:55 pm

1 stop15h 15m

Sofia

Wed 2/17

6:00 am-7:35 pm

1 stop23h 35m

$691

Los AngelesSofia

LAX Los Angeles - SOF Sofia

LAXSOF

Los Angeles

Tue 2/2

5:30 pm-10:55 pm

1 stop19h 25m

Sofia

Tue 2/16

6:25 am-1:05 pm

1 stop16h 40m

$695

New YorkSofia

JFK New York John F Kennedy Intl - SOF Sofia

JFKSOF

New York John F Kennedy Intl

Tue 12/15

3:00 pm-3:30 pm

1 stop17h 30m

Sofia

Thu 1/7

5:00 am-11:45 am

1 stop13h 45m

$701

Quickest round-trip

New YorkSofia

JFK New York John F Kennedy Intl - SOF Sofia

JFKSOF

New York John F Kennedy Intl

Sun 12/13

7:40 pm-3:30 pm

1 stop12h 50m

Sofia

Thu 1/7

5:00 am-11:45 am

1 stop13h 45m

$701

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Mon 11/23

8:15 pm-8:50 pm

1 stop16h 35m

Sofia

Mon 12/7

9:30 am-6:20 pm

1 stop16h 50m

$711

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Sofia flights insights and trends

Explore insights for your Sofia flight to craft the best travel plan

Prices

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 $510, 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 March instead. Flights to Sofia in March, while not as cheap as those in February, still average around $563.

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.

Cheapest flights to Sofia

Find the cheapest flights to Sofia from your nearest city or airport

Find flights from Los Angeles to Sofia

CHEAPEST MONTH TO FLY TO SOFIA FROM LOS ANGELES	November	29% cheaper	Flying from Los Angeles to Sofia costs on average just $582 in November
MOST EXPENSIVE MONTH TO FLY TO SOFIA FROM LOS ANGELES	June	42% more expensive	It costs about $1,152 for flights to Sofia from Los Angeles in June
MOST POPULAR MONTH TO FLY TO SOFIA FROM LOS ANGELES	July	464% more users visited	More momondo users searched in flights to Sofia from Los Angeles in July than any other month

Cheap Sofia flight deals and tips

Summary info about Sofia flight prices, duration and airlines

Best One-Way Price	$213
Best Round-Trip Price	$543
Fastest flight time	18h 15m
Popular in	July

The best one-way flight price to Sofia from United States in the last 5 days is $213 (New York John F Kennedy Intl to Sofia).

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The best round-trip flight price to Sofia from United States in the last 5 days is $543 (Boston Logan Intl to Sofia).

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The fastest flight to Sofia from United States takes 18h 15m (Miami to Sofia).

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July has the highest demand for flights to Sofia, with a 20% price increase on average.

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Frequently asked questions about flying to Sofia

How far in advance should I book a flight to Sofia?

The best time to book a flight to Sofia from United States is 19 days out, which is when prices tend to be around $737. In the past 72 hours, momondo users found flights from United States to Sofia for as low as $400.

Is there an alternative airport near Sofia?

Plovdiv Airport can be an alternative airport used for travel to Sofia.

When did momondo last update prices for flights to Sofia Airport?

Prices for flights to Sofia Airport refresh daily.

How many operators does momondo search for flights to Sofia Airport?

The number of operators available for flights to Sofia Airport is 25 as of October 2026.

How old do you have to be to fly to Sofia Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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.

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

Why should I use momondo to find a flight deal to Sofia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Sofia. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Sofia with flexible booking policies on momondo?

Flights to Sofia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Sofia?

Once you have performed a search for flights to Sofia, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight to Sofia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia and alert you when they change.