What airlines fly to Sofia?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Sofia from Houston according to our data. Lufthansa is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 3 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Houston to Sofia?

Lufthansa is the most popular carrier operating from Houston to Sofia

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

Prices for flights from Houston to Sofia Airport were last updated today.

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

The number of operators available for flights from Houston to Sofia Airport is 3 as of August 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston 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.

$412 Cheap Flights from Houston to Sofia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Sofia

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One-way

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Cheap round-trip flights

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4:35 pm - 10:55 pmIAH Houston George Bush Intcntl-SOF Sofia

22h 20m1 stop Munich Franz Josef Strauss

6:25 am - 6:15 pmSOF Sofia-IAH Houston George Bush Intcntl

19h 50m1 stop Frankfurt am Main

$784United Airlines

Sun, Nov 15 - Wed, Nov 18

4:35 pm - 10:55 pmIAH Houston George Bush Intcntl-SOF Sofia

22h 20m1 stop Munich Franz Josef Strauss

6:25 am - 9:39 pmSOF Sofia-IAH Houston George Bush Intcntl

23h 14m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$788United Airlines

Sun, Nov 15 - Wed, Nov 18

9:37 am - 1:15 pmIAH Houston George Bush Intcntl-SOF Sofia

19h 38m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 9:39 pmSOF Sofia-IAH Houston George Bush Intcntl

23h 14m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$792United Airlines

Sun, Nov 15 - Wed, Nov 18

9:15 pm - 8:45 amIAH Houston George Bush Intcntl-SOF Sofia

27h 30m1 stop Istanbul

3:50 pm - 7:20 pmSOF Sofia-IAH Houston George Bush Intcntl

35h 30m1 stop Istanbul

$794Turkish Airlines

Tue, Sep 8 - Wed, Sep 16

3:50 pm - 4:20 pmIAH Houston George Bush Intcntl-SOF Sofia

16h 30m1 stop London Heathrow

9:05 pm - 2:05 pmSOF Sofia-IAH Houston George Bush Intcntl

25h 00m1 stop London Heathrow

$794British Airways

Sun, Jan 17 - Wed, Jan 20

9:15 pm - 8:45 amIAH Houston George Bush Intcntl-SOF Sofia

27h 30m1 stop Istanbul

3:50 pm - 7:20 pmSOF Sofia-IAH Houston George Bush Intcntl

35h 30m1 stop Istanbul

$800Turkish Airlines

Tue, Sep 8 - Wed, Sep 16

6:50 pm - 11:00 pmIAH Houston George Bush Intcntl-SOF Sofia

20h 10m1 stop Frankfurt am Main

6:25 am - 6:15 pmSOF Sofia-IAH Houston George Bush Intcntl

19h 50m1 stop Frankfurt am Main

$847Multiple Airlines

Sat, Dec 26 - Wed, Jan 13

9:15 pm - 8:45 amIAH Houston George Bush Intcntl-SOF Sofia

27h 30m1 stop Istanbul

9:10 pm - 12:45 pmSOF Sofia-IAH Houston George Bush Intcntl

23h 35m1 stop Istanbul

$860Turkish Airlines

Sun, Sep 20 - Sun, Sep 27

3:35 pm - 10:50 pmIAH Houston George Bush Intcntl-SOF Sofia

23h 15m1 stop Frankfurt am Main

6:20 am - 1:35 pmSOF Sofia-IAH Houston George Bush Intcntl

15h 15m1 stop Frankfurt am Main

$983Lufthansa

Wed, Sep 9 - Wed, Sep 30

6:40 pm - 10:50 pmIAH Houston George Bush Intcntl-SOF Sofia

20h 10m2 stops Chicago O'Hare Intl Frankfurt am Main

6:10 am - 10:45 pmSOF Sofia-IAH Houston George Bush Intcntl

24h 35m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$983Lufthansa

Tue, Sep 8 - Wed, Sep 16

Cheap last minute flights

Enter your travel dates to find the best prices.

9:15 pm - 3:00 pmIAH Houston George Bush Intcntl-SOF Sofia

33h 45m1 stop Istanbul

1:05 pm - 12:45 pmSOF Sofia-IAH Houston George Bush Intcntl

31h 40m1 stop Istanbul

$910Turkish Airlines

Sun, Aug 23 - Sun, Sep 6

9:15 pm - 3:00 pmIAH Houston George Bush Intcntl-SOF Sofia

33h 45m1 stop Istanbul

9:35 am - 12:45 pmSOF Sofia-IAH Houston George Bush Intcntl

35h 10m1 stop Istanbul

$910Turkish Airlines

Sun, Aug 23 - Sun, Sep 13

9:15 pm - 8:20 pmIAH Houston George Bush Intcntl-SOF Sofia

15h 05m1 stop Istanbul

9:35 am - 12:45 pmSOF Sofia-IAH Houston George Bush Intcntl

35h 10m1 stop Istanbul

$920Turkish Airlines

Sun, Aug 23 - Sun, Sep 6

3:35 pm - 1:35 pmIAH Houston George Bush Intcntl-SOF Sofia

14h 00m1 stop Frankfurt am Main

6:20 am - 1:35 pmSOF Sofia-IAH Houston George Bush Intcntl

15h 15m1 stop Frankfurt am Main

$1,016Lufthansa

Sun, Aug 23 - Sun, Sep 6

3:35 pm - 1:35 pmIAH Houston George Bush Intcntl-SOF Sofia

14h 00m1 stop Frankfurt am Main

6:20 am - 5:19 pmSOF Sofia-IAH Houston George Bush Intcntl

18h 59m2 stops Frankfurt am Main Dallas/Fort Worth

$1,026Lufthansa

Sun, Aug 23 - Sun, Sep 6

3:35 pm - 11:00 pmIAH Houston George Bush Intcntl-SOF Sofia

23h 25m1 stop Frankfurt am Main

6:20 am - 5:19 pmSOF Sofia-IAH Houston George Bush Intcntl

18h 59m2 stops Frankfurt am Main Dallas/Fort Worth

$1,041Lufthansa

Sun, Aug 23 - Sun, Sep 6

9:05 pm - 7:20 pmIAH Houston George Bush Intcntl-SOF Sofia

14h 15m1 stop London Heathrow

9:05 pm - 1:25 pmSOF Sofia-IAH Houston George Bush Intcntl

24h 20m1 stop London Heathrow

$1,045British Airways

Sun, Aug 23 - Sun, Sep 13

9:43 am - 6:40 pmIAH Houston George Bush Intcntl-SOF Sofia

24h 57m2 stops Vancouver Intl Munich Franz Josef Strauss

6:20 am - 1:35 pmSOF Sofia-IAH Houston George Bush Intcntl

15h 15m1 stop Frankfurt am Main

$1,046Multiple Airlines

Sun, Aug 23 - Sun, Sep 13

1:45 pm - 6:40 pmIAH Houston George Bush Intcntl-SOF Sofia

20h 55m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:20 am - 1:35 pmSOF Sofia-IAH Houston George Bush Intcntl

15h 15m1 stop Frankfurt am Main

$1,050United Airlines

Sun, Aug 23 - Sun, Sep 13

1:45 pm - 6:40 pmIAH Houston George Bush Intcntl-SOF Sofia

20h 55m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:20 am - 5:19 pmSOF Sofia-IAH Houston George Bush Intcntl

18h 59m2 stops Frankfurt am Main Dallas/Fort Worth

$1,060United Airlines

Sun, Aug 23 - Sun, Sep 6

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United Airlines flights from Houston to Sofia

Our best United Airlines deals on Houston to Sofia flight tickets

United Airlines

Dec 26

IAH6:19 pmHouston George Bush Intcntl

44h 36m

2 stops

SOF10:55 pmSofia

Jan 13

SOF6:25 amSofia

19h 50m

1 stop

IAH6:15 pmHouston George Bush Intcntl

$793

United Airlines

Jan 17

IAH7:20 amHouston George Bush Intcntl

21h 55m

2 stops

SOF1:15 pmSofia

Jan 20

SOF6:25 amSofia

19h 50m

1 stop

IAH6:15 pmHouston George Bush Intcntl

$794

United Airlines

Jan 17

IAH8:40 amHouston George Bush Intcntl

20h 35m

2 stops

SOF1:15 pmSofia

Jan 20

SOF6:25 amSofia

15h 35m

1 stop

IAH2:00 pmHouston George Bush Intcntl

$795

British Airways flights from Houston to Sofia

Our best British Airways deals on Houston to Sofia flight tickets

British Airways

Sep 20

IAH4:57 pmHouston George Bush Intcntl

18h 23m

2 stops

SOF7:20 pmSofia

Sep 27

SOF9:05 pmSofia

33h 54m

2 stops

IAH10:59 pmHouston George Bush Intcntl

$1,057

British Airways

Sep 8

HOU3:57 pmHouston Hobby

20h 33m

2 stops

SOF8:30 pmSofia

Sep 16

SOF9:25 pmSofia

26h 18m

2 stops

HOU3:43 pmHouston Hobby

$1,092

British Airways

Sep 6

HOU3:57 pmHouston Hobby

19h 23m

2 stops

SOF7:20 pmSofia

Sep 28

SOF8:10 pmSofia

29h 49m

2 stops

HOU5:59 pmHouston Hobby

$1,211

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 11/15

4:35 pm-10:55 pm

1 stop22h 20m

Sofia

Wed 11/18

6:25 am-6:15 pm

1 stop19h 50m

$784

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 11/15

4:35 pm-10:55 pm

1 stop22h 20m

Sofia

Wed 11/18

6:25 am-9:39 pm

2 stops23h 14m

$788

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 11/15

9:37 am-1:15 pm

2 stops19h 38m

Sofia

Wed 11/18

6:25 am-9:39 pm

2 stops23h 14m

$792

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Tue 9/8

9:15 pm-8:45 am

1 stop27h 30m

Sofia

Wed 9/16

3:50 pm-7:20 pm

1 stop35h 30m

$794

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 1/17

3:50 pm-4:20 pm

1 stop16h 30m

Sofia

Wed 1/20

9:05 pm-2:05 pm

1 stop25h 00m

$794

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Tue 9/8

9:15 pm-8:45 am

1 stop27h 30m

Sofia

Wed 9/16

3:50 pm-7:20 pm

1 stop35h 30m

$800

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sat 12/26

6:50 pm-11:00 pm

1 stop20h 10m

Sofia

Wed 1/13

6:25 am-6:15 pm

1 stop19h 50m

$847

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 9/20

9:15 pm-8:45 am

1 stop27h 30m

Sofia

Sun 9/27

9:10 pm-12:45 pm

1 stop23h 35m

$860

Quickest round-trip

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Wed 9/9

3:35 pm-10:50 pm

1 stop23h 15m

Sofia

Wed 9/30

6:20 am-1:35 pm

1 stop15h 15m

$983

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Tue 9/8

6:40 pm-10:50 pm

2 stops20h 10m

Sofia

Wed 9/16

6:10 am-10:45 pm

2 stops24h 35m

$983

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston 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

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Houston is in October. Flight prices, which tend to average around $600, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Sofia from Houston during January instead. Flights to Sofia in January, while not as cheap as those in October, still average around $622.

Cheap Houston to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Sofia

Best Price Found	$412
Fastest flight time	16h 30m
Direct flights	None

The best one-way flight to Sofia from Houston in the past 72 hours is $412. The best round-trip flight deal from Houston to Sofia found on momondo in the last 72 hours is $784.

The fastest flight from Houston to Sofia takes 16h 30m

There are no direct flights from Houston to Sofia. There are no popular flight routes from Houston to Sofia.

Search flight deals

Frequently asked questions about flying from Houston to Sofia

How far is Houston to Sofia by plane?
The distance between Houston and Sofia is about 6094.3 mi. 16h 30m is a normal flight duration for this route.
When did momondo last update prices for flights from Houston to Sofia Airport?
Prices for flights from Houston to Sofia Airport were last updated today.
How many operators does momondo search for flights from Houston to Sofia Airport?
The number of operators available for flights from Houston to Sofia Airport is 3 as of August 2026.
How old do you have to be to fly from Houston to Sofia Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston 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 Houston to Sofia

Compare and see reviews for airlines that fly from Houston to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom $593	Free Cancellation	Rating 7.4 4,480 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $606	Free Cancellation	Rating 6.8 8,208 reviews	Search Lufthansa flights
United Airlines	PriceFrom $681	Free Cancellation	Rating 7.4 10,113 reviews	Search United Airlines flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sofia from Houston.

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

Flights from Houston 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 from Houston to Sofia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Sofia.

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

Yes. momondo can track prices for Houston to Sofia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Houston to Sofia from $412

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Sofia departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Houston to Sofia

Our best United Airlines deals on Houston to Sofia flight tickets

British Airways flights from Houston to Sofia

Our best British Airways deals on Houston to Sofia flight tickets

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How to get the cheapest flight ticket from Houston to Sofia

What is the cheapest month to fly to Sofia?

What is the cheapest airline that flies from Houston to Sofia?

What airlines fly to Sofia?

Cheap Houston to Sofia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Houston to Sofia

Best airlines flying from Houston to Sofia

Compare and see reviews for airlines that fly from Houston to Sofia with momondo

Traveling to a place near Sofia?

Why use momondo?

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Fly your favorite airline to Sofia

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Cabin classes currently available on flights to Sofia

List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.

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