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Cheap flights from Houston to Sofia from $380

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 12/27. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:05 pm - 8:45 amIAH-SOF
27h 40m1 stop
Turkish Airlines Logo
4:00 pm - 7:10 pmSOF-IAH
35h 10m1 stop
$717Turkish Airlines
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Wed, Jan 28 - Sun, Feb 1
Multiple Airlines Logo
8:49 am - 6:50 pmIAH-SOF
26h 01m3 stops
Multiple Airlines Logo
7:20 pm - 11:59 pmSOF-IAH
36h 39m3 stops
$842Multiple Airlines
Find Deal
Fri, Dec 12 - Fri, Jan 16
Multiple Airlines Logo
7:45 am - 1:30 amIAH-SOF
33h 45m3 stops
Multiple Airlines Logo
4:50 pm - 11:59 pmSOF-IAH
39h 09m3 stops
$874Multiple Airlines
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Thu, Dec 11 - Fri, Jan 16
Lufthansa Logo
5:00 pm - 6:20 pmIAH-SOF
17h 20m2 stops
Lufthansa Logo
6:10 am - 6:15 pmSOF-IAH
20h 05m1 stop
$883Lufthansa
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Wed, Jan 28 - Sun, Feb 1
Multiple Airlines Logo
8:49 am - 11:30 pmIAH-SOF
30h 41m3 stops
Multiple Airlines Logo
4:50 pm - 11:59 pmSOF-IAH
39h 09m3 stops
$884Multiple Airlines
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Fri, Dec 12 - Fri, Jan 16
Air Canada Logo
11:55 am - 6:20 pmIAH-SOF
22h 25m2 stops
Air Canada Logo
2:25 pm - 9:44 pmSOF-IAH
39h 19m2 stops
$892Air Canada
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Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
5:00 pm - 6:20 pmIAH-SOF
17h 20m2 stops
United Airlines Logo
6:10 am - 7:57 pmSOF-IAH
21h 47m2 stops
$893United Airlines
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Wed, Jan 28 - Sun, Feb 1
Multiple Airlines Logo
8:49 am - 9:00 pmIAH-SOF
28h 11m3 stops
Multiple Airlines Logo
7:20 pm - 11:59 pmSOF-IAH
36h 39m3 stops
$895Multiple Airlines
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Sun, Dec 14 - Fri, Jan 16
Multiple Airlines Logo
8:49 am - 11:30 pmIAH-SOF
30h 41m3 stops
Multiple Airlines Logo
4:50 pm - 11:59 pmSOF-IAH
39h 09m3 stops
$897Multiple Airlines
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Fri, Dec 12 - Fri, Jan 16
British Airways Logo
4:25 pm - 1:00 pmHOU-SOF
36h 35m2 stops
British Airways Logo
9:00 pm - 4:12 pmSOF-HOU
27h 12m2 stops
$4,664British Airways
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Fri, Dec 12 - Wed, Jan 7

United Airlines flights from Houston to Sofia

Our best United Airlines deals on Houston to Sofia flight tickets
United Airlines
Dec 7
IAH4:50 pmHouston George Bush Intcntl
21h 55m
1 stop
SOF10:45 pmSofia
Jan 15
SOF6:00 amSofia
20h 15m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$947
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United Airlines
Dec 8
IAH7:20 amHouston George Bush Intcntl
21h 55m
2 stops
SOF1:15 pmSofia
Jan 16
SOF6:10 amSofia
20h 05m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$952
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United Airlines
Dec 8
IAH7:20 amHouston George Bush Intcntl
21h 55m
2 stops
SOF1:15 pmSofia
Jan 19
SOF2:20 pmSofia
35h 55m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$971
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Turkish Airlines flights from Houston to Sofia

Our best Turkish Airlines deals on Houston to Sofia flight tickets
Turkish Airlines
Jan 28
IAH9:05 pmHouston George Bush Intcntl
34h 05m
1 stop
SOF3:10 pmSofia
Feb 1
SOF4:00 pmSofia
35h 10m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$717
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Turkish Airlines
Dec 7
IAH2:55 pmHouston George Bush Intcntl
21h 55m
1 stop
SOF8:50 pmSofia
Jan 19
SOF9:40 pmSofia
29h 30m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$854
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Turkish Airlines
Dec 7
IAH2:55 pmHouston George Bush Intcntl
21h 55m
1 stop
SOF8:50 pmSofia
Jan 18
SOF9:35 amSofia
17h 35m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$864
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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 November 20, 2025.
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

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 1/28

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Sun 2/1

4:00 pm-7:10 pm

1 stop35h 10m

$717

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 12/12

8:49 am-6:50 pm

3 stops26h 01m

Sofia

Fri 1/16

7:20 pm-11:59 pm

3 stops36h 39m

$842

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 12/11

7:45 am-1:30 am

3 stops33h 45m

Sofia

Fri 1/16

4:50 pm-11:59 pm

3 stops39h 09m

$874

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 1/28

5:00 pm-6:20 pm

2 stops17h 20m

Sofia

Sun 2/1

6:10 am-6:15 pm

1 stop20h 05m

$883

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 12/12

8:49 am-11:30 pm

3 stops30h 41m

Sofia

Fri 1/16

4:50 pm-11:59 pm

3 stops39h 09m

$884

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 1/28

11:55 am-6:20 pm

2 stops22h 25m

Sofia

Sun 2/1

2:25 pm-9:44 pm

2 stops39h 19m

$892

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 1/28

5:00 pm-6:20 pm

2 stops17h 20m

Sofia

Sun 2/1

6:10 am-7:57 pm

2 stops21h 47m

$893

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/14

8:49 am-9:00 pm

3 stops28h 11m

Sofia

Fri 1/16

7:20 pm-11:59 pm

3 stops36h 39m

$895

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 12/12

8:49 am-11:30 pm

3 stops30h 41m

Sofia

Fri 1/16

4:50 pm-11:59 pm

3 stops39h 09m

$897

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Fri 12/12

4:25 pm-1:00 pm

2 stops36h 35m

Sofia

Wed 1/7

9:00 pm-4:12 pm

2 stops27h 12m

$4,664

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest day to depart on your flight to Sofia?

According to our data, Sunday is the cheapest day to fly to Sofia from Houston. The lowest ticket price found for a Sunday departure recently was $813. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Houston to Sofia on a Friday will generally be more expensive and average around $1,241. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Sofia?

At noon is the cheapest time of day to fly from Houston to Sofia when you can find flight prices for as low as $776. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,281 per ticket.

Cheap Houston to Sofia flight deals and tips

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

Direct flights

None
There are no direct flights from Houston to Sofia. There are no popular flight routes from Houston to Sofia.
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  • How far is Houston to Sofia by plane?

    The distance between Houston and Sofia is about 6094.3 mi. 13h 50m 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
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,533 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $598Free CancellationRating
7.3
4,044 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $599Free CancellationRating
6.8
7,579 reviews
Search Lufthansa flights
United AirlinesPriceFrom $755Free CancellationRating
7.4
9,028 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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Fly your favorite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Turkish Airlines
Lufthansa
United Airlines
British Airways