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Cheap flights from Houston to Bulgaria from $349

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 4/20. 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

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Find the cheapest flights from Houston to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:05 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
$598Turkish Airlines
Thu, Apr 23 - Fri, May 1
Turkish Airlines Logo
9:05 pm - 8:15 pm
IAH
-
SOF
15h 10m
1 stop
Turkish Airlines Logo
9:35 am - 7:10 pm
SOF
-
IAH
17h 35m
1 stop
$600Turkish Airlines
Thu, Apr 23 - Fri, May 1
Turkish Airlines Logo
2:30 pm - 8:45 am
IAH
-
SOF
34h 15m
1 stop
Turkish Airlines Logo
3:50 pm - 7:10 pm
SOF
-
IAH
35h 20m
1 stop
$610Turkish Airlines
Fri, Apr 10 - Thu, Apr 30
Turkish Airlines Logo
9:05 pm - 8:15 pm
IAH
-
SOF
15h 10m
1 stop
Turkish Airlines Logo
3:50 pm - 12:45 pm
SOF
-
IAH
28h 55m
1 stop
$627Turkish Airlines
Sun, Apr 19 - Sun, Apr 26
Turkish Airlines Logo
9:05 pm - 8:15 pm
IAH
-
SOF
15h 10m
1 stop
Turkish Airlines Logo
3:50 pm - 7:10 pm
SOF
-
IAH
35h 20m
1 stop
$640Turkish Airlines
Sat, Aug 15 - Wed, Sep 16
British Airways Logo
8:22 pm - 7:20 pm
HOU
-
SOF
38h 58m
2 stops
British Airways Logo
9:25 pm - 11:53 pm
SOF
-
HOU
34h 28m
2 stops
$832British Airways
Sat, Aug 15 - Wed, Sep 16
British Airways Logo
4:18 pm - 8:10 pm
HOU
-
SOF
19h 52m
2 stops
British Airways Logo
8:10 pm - 7:51 pm
SOF
-
HOU
31h 41m
2 stops
$854British Airways
Sat, Apr 18 - Mon, Apr 27
KLM Logo
10:53 am - 2:00 pm
HOU
-
SOF
19h 07m
2 stops
KLM Logo
7:00 am - 11:07 pm
SOF
-
HOU
24h 07m
2 stops
$1,038KLM
Thu, Apr 23 - Fri, May 1
KLM Logo
10:53 am - 2:00 pm
HOU
-
SOF
19h 07m
2 stops
KLM Logo
7:00 am - 11:07 pm
SOF
-
HOU
24h 07m
2 stops
$1,135KLM
Thu, Apr 23 - Fri, May 1
Multiple Airlines Logo
4:18 pm - 8:10 pm
HOU
-
SOF
19h 52m
2 stops
Multiple Airlines Logo
8:30 am - 11:47 pm
SOF
-
HOU
23h 17m
2 stops
$1,374Multiple Airlines
Sat, Apr 18 - Sat, Apr 25

Turkish Airlines flights from Houston to Bulgaria

Our best Turkish Airlines deals on Houston to Bulgaria flight tickets
Turkish Airlines
Apr 23
IAH9:05 pmHouston George Bush Intcntl
27h 40m
1 stop
SOF8:45 amSofia
May 1
SOF9:35 amSofia
17h 35m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$598
Turkish Airlines
Apr 23
IAH9:05 pmHouston George Bush Intcntl
15h 10m
1 stop
SOF8:15 pmSofia
May 1
SOF9:35 amSofia
17h 35m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$600
Turkish Airlines
Apr 10
IAH2:30 pmHouston George Bush Intcntl
34h 15m
1 stop
SOF8:45 amSofia
Apr 30
SOF3:50 pmSofia
35h 20m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$610

United Airlines flights from Houston to Bulgaria

Our best United Airlines deals on Houston to Bulgaria flight tickets
United Airlines
Aug 15
IAH6:32 pmHouston George Bush Intcntl
33h 38m
2 stops
SOF12:10 pmSofia
Sep 16
SOF6:20 amSofia
19h 30m
1 stop
IAH5:50 pmHouston George Bush Intcntl
$795
United Airlines
Apr 18
IAH7:50 pmHouston George Bush Intcntl
32h 20m
2 stops
SOF12:10 pmSofia
Apr 27
SOF2:20 pmSofia
35h 40m
1 stop
IAH6:00 pmHouston George Bush Intcntl
$823
United Airlines
Apr 18
IAH7:50 pmHouston George Bush Intcntl
32h 20m
2 stops
SOF12:10 pmSofia
Apr 27
SOF2:20 pmSofia
38h 09m
2 stops
IAH8:29 pmHouston George Bush Intcntl
$826

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 March 23, 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

Thu 4/23

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Fri 5/1

9:35 am-7:10 pm

1 stop17h 35m

$598
Quickest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 4/23

9:05 pm-8:15 pm

1 stop15h 10m

Sofia

Fri 5/1

9:35 am-7:10 pm

1 stop17h 35m

$600

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 4/10

2:30 pm-8:45 am

1 stop34h 15m

Sofia

Thu 4/30

3:50 pm-7:10 pm

1 stop35h 20m

$610

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 4/19

9:05 pm-8:15 pm

1 stop15h 10m

Sofia

Sun 4/26

3:50 pm-12:45 pm

1 stop28h 55m

$627

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sat 8/15

9:05 pm-8:15 pm

1 stop15h 10m

Sofia

Wed 9/16

3:50 pm-7:10 pm

1 stop35h 20m

$640

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sat 8/15

8:22 pm-7:20 pm

2 stops38h 58m

Sofia

Wed 9/16

9:25 pm-11:53 pm

2 stops34h 28m

$832

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sat 4/18

4:18 pm-8:10 pm

2 stops19h 52m

Sofia

Mon 4/27

8:10 pm-7:51 pm

2 stops31h 41m

$854

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Thu 4/23

10:53 am-2:00 pm

2 stops19h 07m

Sofia

Fri 5/1

7:00 am-11:07 pm

2 stops24h 07m

$1,038

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Thu 4/23

10:53 am-2:00 pm

2 stops19h 07m

Sofia

Fri 5/1

7:00 am-11:07 pm

2 stops24h 07m

$1,135

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sat 4/18

4:18 pm-8:10 pm

2 stops19h 52m

Sofia

Sat 4/25

8:30 am-11:47 pm

2 stops23h 17m

$1,374

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 February is also cheap. Prices for this month can be found on momondo for an average of $623.

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

16h 30m

Direct flights

None
The fastest flight from Houston to Bulgaria takes 16h 30m
There are no direct flights from Houston to Bulgaria. There are no popular flight routes from Houston to Bulgaria.
Search flight deals

  • 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 $596Free CancellationRating
7.3
4,270 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $599Free CancellationRating
6.8
7,862 reviews
Search Lufthansa flights
United AirlinesPriceFrom $681Free CancellationRating
7.4
9,459 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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