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

British Airways and Turkish Airlines are the most popular carriers operating from Houston 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 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.

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 September 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.

$288 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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Cheap round-trip flights

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5:05 pm - 6:20 pmIAH Houston George Bush Intcntl-SOF Sofia

17h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 2:00 pmSOF Sofia-IAH Houston George Bush Intcntl

15h 35m1 stop Frankfurt am Main

$787Lufthansa

Wed, Jan 6 - Wed, Jan 27

4:10 pm - 1:25 pmIAH Houston George Bush Intcntl-SOF Sofia

13h 15m1 stop Frankfurt am Main

6:25 am - 9:34 pmSOF Sofia-IAH Houston George Bush Intcntl

23h 09m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$787Multiple Airlines

Wed, Jan 6 - Thu, Jan 21

5:05 pm - 6:20 pmIAH Houston George Bush Intcntl-SOF Sofia

17h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 6:57 pmSOF Sofia-IAH Houston George Bush Intcntl

20h 32m2 stops Frankfurt am Main Chicago O'Hare Intl

$792Lufthansa

Wed, Jan 6 - Thu, Jan 21

5:05 pm - 6:20 pmIAH Houston George Bush Intcntl-SOF Sofia

17h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 6:57 pmSOF Sofia-IAH Houston George Bush Intcntl

20h 32m2 stops Frankfurt am Main Chicago O'Hare Intl

$792Lufthansa

Wed, Jan 6 - Wed, Jan 27

9:00 pm - 8:50 amIAH Houston George Bush Intcntl-SOF Sofia

27h 50m1 stop Istanbul

9:40 am - 7:05 pmSOF Sofia-IAH Houston George Bush Intcntl

17h 25m1 stop Istanbul

$794Turkish Airlines

Wed, Jan 6 - Wed, Jan 27

7:40 am - 1:15 pmIAH Houston George Bush Intcntl-SOF Sofia

21h 35m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

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

19h 50m1 stop Frankfurt am Main

$794United Airlines

Sun, Jan 17 - Tue, Jan 19

6:00 am - 1:15 pmIAH Houston George Bush Intcntl-SOF Sofia

23h 15m2 stops Newark Munich Franz Josef Strauss

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

19h 50m1 stop Frankfurt am Main

$794United Airlines

Sun, Jan 17 - Wed, Jan 20

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

11:55 am - 1:25 pmIAH Houston George Bush Intcntl-SOF Sofia

17h 30m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

6:00 am - 6:27 pmSOF Sofia-IAH Houston George Bush Intcntl

20h 27m3 stops Munich Franz Josef Strauss Frankfurt am Main Toronto Pearson Intl

$837Air Canada

Wed, Jan 6 - Thu, Jan 21

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

33h 45m1 stop Istanbul

3:50 pm - 12:45 pmSOF Sofia-IAH Houston George Bush Intcntl

28h 55m1 stop Istanbul

$860Turkish Airlines

Sun, Sep 20 - Sun, Oct 18

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United Airlines flights from Houston to Sofia

Our best United Airlines deals on Houston to Sofia flight tickets

United Airlines

Jan 17

IAH6:20 amHouston George Bush Intcntl

22h 55m

2 stops

SOF1:15 pmSofia

Jan 21

SOF6:25 amSofia

19h 50m

1 stop

IAH6:15 pmHouston George Bush Intcntl

$794

United Airlines

Jan 17

IAH8:25 amHouston George Bush Intcntl

20h 50m

2 stops

SOF1:15 pmSofia

Jan 20

SOF6:25 amSofia

15h 35m

1 stop

IAH2:00 pmHouston George Bush Intcntl

$795

United Airlines

Jan 17

IAH1:35 pmHouston George Bush Intcntl

15h 40m

2 stops

SOF1:15 pmSofia

Jan 21

SOF6:25 amSofia

23h 09m

2 stops

IAH9:34 pmHouston George Bush Intcntl

$798

Turkish Airlines flights from Houston to Sofia

Our best Turkish Airlines deals on Houston to Sofia flight tickets

Turkish Airlines

Sep 20

IAH9:15 pmHouston George Bush Intcntl

33h 45m

1 stop

SOF3:00 pmSofia

Oct 18

SOF3:50 pmSofia

28h 55m

1 stop

IAH12:45 pmHouston George Bush Intcntl

$860

Turkish Airlines

Sep 20

IAH9:15 pmHouston George Bush Intcntl

33h 45m

1 stop

SOF3:00 pmSofia

Sep 27

SOF9:35 amSofia

35h 10m

1 stop

IAH12:45 pmHouston George Bush Intcntl

$900

Turkish Airlines

Sep 20

IAH9:15 pmHouston George Bush Intcntl

33h 45m

1 stop

SOF3:00 pmSofia

Sep 27

SOF3:50 pmSofia

28h 55m

1 stop

IAH12:45 pmHouston George Bush Intcntl

$936

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Wed 1/6

5:05 pm-6:20 pm

2 stops17h 15m

Sofia

Wed 1/27

6:25 am-2:00 pm

1 stop15h 35m

$787

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Wed 1/6

4:10 pm-1:25 pm

1 stop13h 15m

Sofia

Thu 1/21

6:25 am-9:34 pm

2 stops23h 09m

$787

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Wed 1/6

5:05 pm-6:20 pm

2 stops17h 15m

Sofia

Thu 1/21

6:25 am-6:57 pm

2 stops20h 32m

$792

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Wed 1/6

5:05 pm-6:20 pm

2 stops17h 15m

Sofia

Wed 1/27

6:25 am-6:57 pm

2 stops20h 32m

$792

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Wed 1/6

9:00 pm-8:50 am

1 stop27h 50m

Sofia

Wed 1/27

9:40 am-7:05 pm

1 stop17h 25m

$794

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 1/17

7:40 am-1:15 pm

2 stops21h 35m

Sofia

Tue 1/19

6:25 am-6:15 pm

1 stop19h 50m

$794

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 1/17

6:00 am-1:15 pm

2 stops23h 15m

Sofia

Wed 1/20

6:25 am-6:15 pm

1 stop19h 50m

$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

Wed 1/6

11:55 am-1:25 pm

2 stops17h 30m

Sofia

Thu 1/21

6:00 am-6:27 pm

3 stops20h 27m

$837

HoustonSofia

IAH Houston George Bush Intcntl - SOF Sofia

IAHSOF

Houston George Bush Intcntl

Sun 9/20

9:15 pm-3:00 pm

1 stop33h 45m

Sofia

Sun 10/18

3:50 pm-12:45 pm

1 stop28h 55m

$860

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 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	$288
Fastest flight time	17h 15m
Direct flights	None

The best one-way flight to Sofia from Houston in the past 72 hours is $288. The best round-trip flight deal from Houston to Sofia found on momondo in the last 72 hours is $787.

The fastest flight from Houston to Sofia takes 17h 15m

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. 17h 15m 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 September 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
United Airlines	PriceFrom $681	Free Cancellation	Rating 7.4 10,172 reviews	Search United Airlines flights
Lufthansa	PriceFrom $691	Free Cancellation	Rating 6.8 8,222 reviews	Search Lufthansa 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 $288

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 10/17. 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

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How to get the cheapest flight ticket from Houston to Sofia

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What airlines fly to Sofia?

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Frequently asked questions about flying from Houston to Sofia

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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.

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

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