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Cheap flights from Houston to Sofia from $626

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Sofia departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Houston to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:05 pm - 3:00 pm
IAH
-
SOF
33h 55m
1 stop
Turkish Airlines Logo
9:05 pm - 7:10 pm
SOF
-
IAH
30h 05m
1 stop
$626Turkish Airlines
Thu, Sep 17 - Thu, Sep 24
Turkish Airlines Logo
9:05 pm - 1:15 pm
IAH
-
SOF
32h 10m
1 stop
Turkish Airlines Logo
9:05 pm - 7:10 pm
SOF
-
IAH
30h 05m
1 stop
$714Turkish Airlines
Wed, Aug 26 - Tue, Sep 15
Turkish Airlines Logo
9:05 pm - 8:45 am
IAH
-
SOF
27h 40m
1 stop
Turkish Airlines Logo
9:35 am - 7:10 pm
SOF
-
IAH
17h 35m
1 stop
$750Turkish Airlines
Thu, Aug 27 - Mon, Sep 14
United Airlines Logo
4:40 pm - 11:15 pm
IAH
-
SOF
22h 35m
1 stop
United Airlines Logo
2:20 pm - 5:55 pm
SOF
-
IAH
35h 35m
1 stop
$807United Airlines
Sun, Aug 16 - Mon, Aug 24
United Airlines Logo
4:40 pm - 11:15 pm
IAH
-
SOF
22h 35m
1 stop
United Airlines Logo
2:20 pm - 7:38 pm
SOF
-
IAH
37h 18m
2 stops
$810United Airlines
Sun, Aug 16 - Mon, Aug 24
Multiple Airlines Logo
11:45 am - 11:40 am
IAH
-
SOF
15h 55m
2 stops
Multiple Airlines Logo
2:10 pm - 12:22 am
SOF
-
IAH
18h 12m
2 stops
$834Multiple Airlines
Wed, Aug 26 - Tue, Sep 15
Lufthansa Logo
5:06 pm - 6:40 pm
IAH
-
SOF
17h 34m
2 stops
Lufthansa Logo
7:00 pm - 5:21 pm
SOF
-
IAH
30h 21m
2 stops
$847Lufthansa
Sun, Aug 16 - Mon, Aug 24
British Airways Logo
8:23 pm - 8:30 pm
HOU
-
SOF
40h 07m
2 stops
British Airways Logo
9:25 pm - 11:55 pm
SOF
-
HOU
34h 30m
2 stops
$1,171British Airways
Mon, Jul 20 - Wed, Aug 5
British Airways Logo
8:23 pm - 8:30 pm
HOU
-
SOF
40h 07m
2 stops
British Airways Logo
9:25 pm - 11:55 pm
SOF
-
HOU
34h 30m
2 stops
$1,189British Airways
Mon, Jul 20 - Wed, Aug 5
Multiple Airlines Logo
8:23 pm - 7:20 pm
HOU
-
SOF
38h 57m
2 stops
Multiple Airlines Logo
7:00 am - 5:44 pm
SOF
-
HOU
18h 44m
2 stops
$1,444Multiple Airlines
Sat, Jul 25 - Sat, Aug 8

United Airlines flights from Houston to Sofia

Our best United Airlines deals on Houston to Sofia flight tickets
United Airlines
Aug 16
IAH4:40 pmHouston George Bush Intcntl
22h 35m
1 stop
SOF11:15 pmSofia
Aug 24
SOF2:20 pmSofia
35h 35m
1 stop
IAH5:55 pmHouston George Bush Intcntl
$807
United Airlines
Aug 16
IAH4:40 pmHouston George Bush Intcntl
22h 35m
1 stop
SOF11:15 pmSofia
Aug 24
SOF2:20 pmSofia
37h 18m
2 stops
IAH7:38 pmHouston George Bush Intcntl
$810
United Airlines
Aug 16
IAH7:20 amHouston George Bush Intcntl
27h 20m
2 stops
SOF6:40 pmSofia
Aug 24
SOF2:20 pmSofia
37h 18m
2 stops
IAH7:38 pmHouston George Bush Intcntl
$815

Lufthansa flights from Houston to Sofia

Our best Lufthansa deals on Houston to Sofia flight tickets
Lufthansa
Aug 16
IAH5:06 pmHouston George Bush Intcntl
17h 34m
2 stops
SOF6:40 pmSofia
Aug 24
SOF7:00 pmSofia
30h 21m
2 stops
IAH5:21 pmHouston George Bush Intcntl
$847
Lufthansa
Jul 19
IAH3:35 pmHouston George Bush Intcntl
23h 25m
1 stop
SOF11:00 pmSofia
Aug 16
SOF11:50 amSofia
33h 45m
1 stop
IAH1:35 pmHouston George Bush Intcntl
$973
Lufthansa
Jul 20
IAH3:35 pmHouston George Bush Intcntl
23h 05m
1 stop
SOF10:40 pmSofia
Aug 5
SOF6:20 amSofia
18h 58m
2 stops
IAH5:18 pmHouston George Bush Intcntl
$995

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 21, 2026.
Use the filters below to find and compare flights from Houston to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 9/17

9:05 pm-3:00 pm

1 stop33h 55m

Sofia

Thu 9/24

9:05 pm-7:10 pm

1 stop30h 05m

$626

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 8/26

9:05 pm-1:15 pm

1 stop32h 10m

Sofia

Tue 9/15

9:05 pm-7:10 pm

1 stop30h 05m

$714

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 8/27

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Mon 9/14

9:35 am-7:10 pm

1 stop17h 35m

$750

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/16

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Mon 8/24

2:20 pm-5:55 pm

1 stop35h 35m

$807

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/16

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Mon 8/24

2:20 pm-7:38 pm

2 stops37h 18m

$810
Quickest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 8/26

11:45 am-11:40 am

2 stops15h 55m

Sofia

Tue 9/15

2:10 pm-12:22 am

2 stops18h 12m

$834

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/16

5:06 pm-6:40 pm

2 stops17h 34m

Sofia

Mon 8/24

7:00 pm-5:21 pm

2 stops30h 21m

$847

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Mon 7/20

8:23 pm-8:30 pm

2 stops40h 07m

Sofia

Wed 8/5

9:25 pm-11:55 pm

2 stops34h 30m

$1,171

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Mon 7/20

8:23 pm-8:30 pm

2 stops40h 07m

Sofia

Wed 8/5

9:25 pm-11:55 pm

2 stops34h 30m

$1,189

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sat 7/25

8:23 pm-7:20 pm

2 stops38h 57m

Sofia

Sat 8/8

7:00 am-5:44 pm

2 stops18h 44m

$1,444

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sofia from

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

What is the typical price of a round-trip flight between Houston and Sofia?

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 February instead. Flights to Sofia in February, while not as cheap as those in October, still average around $623.

Cheap Houston to Sofia flight deals and tips

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

Fastest flight time

15h 45m

Direct flights

None
The fastest flight from Houston to Sofia takes 15h 45m
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. 15h 45m 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?

  • 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 AirlinesPriceFrom $593Free CancellationRating
7.4
4,317 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $646Free CancellationRating
6.8
7,935 reviews
Search Lufthansa flights
United AirlinesPriceFrom $681Free CancellationRating
7.4
9,613 reviews
Search United Airlines flights

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Lufthansa
Turkish Airlines
United Airlines