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Cheap flights from Houston to Bulgaria from $373

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 Bulgaria departing on 7/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:10 pm - 8:20 pm
IAH
-
SOF
15h 10m
1 stop
Turkish Airlines Logo
9:10 pm - 7:15 pm
SOF
-
IAH
30h 05m
1 stop
$801Turkish Airlines
Sun, Aug 9 - Tue, Aug 25
Turkish Airlines Logo
9:10 pm - 3:00 pm
IAH
-
SOF
33h 50m
1 stop
Turkish Airlines Logo
9:10 pm - 7:15 pm
SOF
-
IAH
30h 05m
1 stop
$818Turkish Airlines
Thu, Aug 27 - Tue, Sep 15
United Airlines Logo
6:16 pm - 12:10 pm
IAH
-
SOF
33h 54m
2 stops
United Airlines Logo
6:20 am - 5:50 pm
SOF
-
IAH
19h 30m
1 stop
$837United Airlines
Tue, Oct 6 - Wed, Oct 21
United Airlines Logo
4:40 pm - 11:15 pm
IAH
-
SOF
22h 35m
1 stop
United Airlines Logo
6:10 am - 4:30 pm
SOF
-
IAH
18h 20m
1 stop
$838United Airlines
Mon, Aug 10 - Wed, Aug 19
United Airlines Logo
4:40 pm - 11:15 pm
IAH
-
SOF
22h 35m
1 stop
United Airlines Logo
6:10 am - 4:30 pm
SOF
-
IAH
18h 20m
1 stop
$839United Airlines
Mon, Aug 10 - Wed, Aug 19
KLM Logo
11:01 am - 2:00 pm
HOU
-
SOF
18h 59m
2 stops
KLM Logo
7:00 am - 4:31 pm
SOF
-
HOU
17h 31m
2 stops
$901KLM
Sun, Sep 13 - Thu, Sep 24
British Airways Logo
6:19 pm - 8:30 pm
HOU
-
SOF
18h 11m
2 stops
British Airways Logo
9:25 pm - 5:52 pm
SOF
-
HOU
28h 27m
2 stops
$1,247British Airways
Tue, Oct 6 - Wed, Oct 21
British Airways Logo
3:57 pm - 7:20 pm
HOU
-
SOF
43h 23m
2 stops
British Airways Logo
9:05 pm - 5:54 pm
SOF
-
HOU
52h 49m
2 stops
$1,301British Airways
Sat, Sep 5 - Sun, Sep 13
KLM Logo
10:50 am - 2:00 pm
HOU
-
SOF
19h 10m
2 stops
KLM Logo
7:00 am - 10:05 pm
SOF
-
HOU
23h 05m
2 stops
$1,313KLM
Tue, Aug 4 - Tue, Aug 25
Multiple Airlines Logo
10:50 am - 2:00 pm
HOU
-
SOF
19h 10m
2 stops
Multiple Airlines Logo
7:00 am - 10:05 pm
SOF
-
HOU
23h 05m
2 stops
$1,377Multiple Airlines
Thu, Aug 20 - Thu, Aug 27

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British Airways flights from Houston to Bulgaria

Our best British Airways deals on Houston to Bulgaria flight tickets
British Airways
Sep 1
IAH9:00 amHouston George Bush Intcntl
27h 30m
2 stops
SOF8:30 pmSofia
Sep 21
SOF8:10 pmSofia
35h 49m
2 stops
IAH11:59 pmHouston George Bush Intcntl
$924
British Airways
Oct 6
HOU6:19 pmHouston Hobby
18h 11m
2 stops
SOF8:30 pmSofia
Oct 21
SOF9:25 pmSofia
28h 27m
2 stops
HOU5:52 pmHouston Hobby
$1,247
British Airways
Sep 5
HOU3:57 pmHouston Hobby
43h 23m
2 stops
SOF7:20 pmSofia
Sep 13
SOF9:05 pmSofia
52h 49m
2 stops
HOU5:54 pmHouston Hobby
$1,301

Turkish Airlines flights from Houston to Bulgaria

Our best Turkish Airlines deals on Houston to Bulgaria flight tickets
Turkish Airlines
Aug 9
IAH9:10 pmHouston George Bush Intcntl
15h 10m
1 stop
SOF8:20 pmSofia
Aug 25
SOF9:10 pmSofia
30h 05m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$801
Turkish Airlines
Aug 20
IAH9:10 pmHouston George Bush Intcntl
27h 35m
1 stop
SOF8:45 amSofia
Aug 27
SOF9:35 amSofia
35h 10m
1 stop
IAH12:45 pmHouston George Bush Intcntl
$814
Turkish Airlines
Oct 5
IAH2:30 pmHouston George Bush Intcntl
16h 30m
1 stop
SOF3:00 pmSofia
Oct 21
SOF9:10 pmSofia
30h 05m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$818

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Bulgaria 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 June 24, 2026.
Use the filters below to find and compare flights from Houston to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/9

9:10 pm-8:20 pm

1 stop15h 10m

Sofia

Tue 8/25

9:10 pm-7:15 pm

1 stop30h 05m

$801

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 8/27

9:10 pm-3:00 pm

1 stop33h 50m

Sofia

Tue 9/15

9:10 pm-7:15 pm

1 stop30h 05m

$818

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 10/6

6:16 pm-12:10 pm

2 stops33h 54m

Sofia

Wed 10/21

6:20 am-5:50 pm

1 stop19h 30m

$837

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 8/10

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Wed 8/19

6:10 am-4:30 pm

1 stop18h 20m

$838

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 8/10

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Wed 8/19

6:10 am-4:30 pm

1 stop18h 20m

$839
Quickest round-trip

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sun 9/13

11:01 am-2:00 pm

2 stops18h 59m

Sofia

Thu 9/24

7:00 am-4:31 pm

2 stops17h 31m

$901

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Tue 10/6

6:19 pm-8:30 pm

2 stops18h 11m

Sofia

Wed 10/21

9:25 pm-5:52 pm

2 stops28h 27m

$1,247

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sat 9/5

3:57 pm-7:20 pm

2 stops43h 23m

Sofia

Sun 9/13

9:05 pm-5:54 pm

2 stops52h 49m

$1,301

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Tue 8/4

10:50 am-2:00 pm

2 stops19h 10m

Sofia

Tue 8/25

7:00 am-10:05 pm

2 stops23h 05m

$1,313

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Thu 8/20

10:50 am-2:00 pm

2 stops19h 10m

Sofia

Thu 8/27

7:00 am-10:05 pm

2 stops23h 05m

$1,377

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bulgaria from

How to get the cheapest flight ticket from Houston to Bulgaria

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 month to fly to Bulgaria?

If you aren’t able to travel to Bulgaria during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $593.

Cheap Houston to Bulgaria flight deals and tips

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

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from Houston to Bulgaria takes 15h 10m
There are no direct flights from Houston to Bulgaria. There are no popular flight routes from Houston to Bulgaria.
Search flight deals

Frequently asked questions about flying from Houston to Bulgaria

  • When did momondo last update prices for flights from Houston to Bulgaria?

    Prices for flights from Houston to Bulgaria are updated daily.

  • How many operators does momondo search for flights from Houston to Bulgaria?

  • How old do you have to be to fly from Houston to Bulgaria?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Bulgaria.

  • What documentation or ID do you need to fly to Bulgaria?

    The required travel and health documents for your Bulgaria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bulgaria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Bulgaria

Compare and see reviews for airlines that fly from Houston to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $593Free CancellationRating
7.4
4,417 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $606Free CancellationRating
6.8
8,093 reviews
Search Lufthansa flights
United AirlinesPriceFrom $681Free CancellationRating
7.4
9,886 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Houston to Bulgaria flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bulgaria that suits you.

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

All flight searches from Houston to Bulgaria on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Bulgaria?

momondo provides multiple filters to help you find the best flight to Bulgaria from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Bulgaria from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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