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Cheap flights from Houston to Sofia from $543

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 4/1. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
9:05 pm - 1:30 pm
IAH
-
SOF
32h 25m1 stop
British Airways Logo
9:30 pm - 1:45 pm
SOF
-
IAH
24h 15m1 stop
$543British Airways
mié., abr. 1 - mié., abr. 15
British Airways Logo
9:05 pm - 1:30 pm
IAH
-
SOF
32h 25m1 stop
British Airways Logo
9:30 pm - 9:57 pm
SOF
-
IAH
32h 27m2 stops
$569British Airways
mié., abr. 1 - mié., abr. 15
KLM Logo
11:35 am - 2:00 pm
IAH
-
SOF
18h 25m2 stops
KLM Logo
7:00 am - 9:34 pm
SOF
-
IAH
22h 34m2 stops
$582KLM
mié., abr. 1 - mié., abr. 15
KLM Logo
11:44 am - 2:00 pm
HOU
-
SOF
18h 16m2 stops
KLM Logo
7:00 am - 10:44 pm
SOF
-
HOU
23h 44m2 stops
$582KLM
mié., abr. 1 - mié., abr. 15
Turkish Airlines Logo
9:05 pm - 8:45 am
IAH
-
SOF
27h 40m1 stop
Turkish Airlines Logo
9:40 pm - 7:10 pm
SOF
-
IAH
29h 30m1 stop
$601Turkish Airlines
jue., feb. 19 - lun., feb. 23
Multiple Airlines Logo
12:10 pm - 1:35 pm
IAH
-
SOF
17h 25m2 stops
Multiple Airlines Logo
6:10 am - 9:39 pm
SOF
-
IAH
23h 29m2 stops
$661Multiple Airlines
vie., ene. 23 - vie., ene. 30
Multiple Airlines Logo
4:30 pm - 1:35 pm
IAH
-
SOF
13h 05m1 stop
Multiple Airlines Logo
6:10 am - 9:39 pm
SOF
-
IAH
23h 29m2 stops
$664Multiple Airlines
vie., ene. 23 - vie., ene. 30
Lufthansa Logo
11:55 am - 1:15 pm
IAH
-
SOF
17h 20m2 stops
Lufthansa Logo
7:05 pm - 2:40 pm
SOF
-
IAH
27h 35m2 stops
$682Lufthansa
jue., feb. 19 - lun., feb. 23
United Airlines Logo
4:50 pm - 10:45 pm
IAH
-
SOF
21h 55m1 stop
United Airlines Logo
2:20 pm - 6:15 pm
SOF
-
IAH
35h 55m1 stop
$688United Airlines
jue., feb. 19 - lun., feb. 23
United Airlines Logo
4:50 pm - 10:45 pm
IAH
-
SOF
21h 55m1 stop
United Airlines Logo
2:20 pm - 9:39 pm
SOF
-
IAH
39h 19m2 stops
$691United Airlines
jue., feb. 19 - lun., feb. 23

Lufthansa flights from Houston to Sofia

Our best Lufthansa deals on Houston to Sofia flight tickets
Lufthansa
Feb 19
IAH11:55 amHouston George Bush Intcntl
17h 20m
2 stops
SOF1:15 pmSofia
Feb 23
SOF7:05 pmSofia
27h 35m
2 stops
IAH2:40 pmHouston George Bush Intcntl
$682
Find similar
Lufthansa
Feb 19
IAH6:55 pmHouston George Bush Intcntl
15h 05m
1 stop
SOF6:00 pmSofia
Feb 23
SOF7:05 pmSofia
27h 35m
2 stops
IAH2:40 pmHouston George Bush Intcntl
$692
Find similar
Lufthansa
Dec 30
IAH11:55 amHouston George Bush Intcntl
17h 20m
2 stops
SOF1:15 pmSofia
Jan 10
SOF7:05 pmSofia
27h 35m
2 stops
IAH2:40 pmHouston George Bush Intcntl
$786
Find similar

KLM flights from Houston to Sofia

Our best KLM deals on Houston to Sofia flight tickets
KLM
Apr 1
IAH11:35 amHouston George Bush Intcntl
18h 25m
2 stops
SOF2:00 pmSofia
Apr 15
SOF7:00 amSofia
22h 34m
2 stops
IAH9:34 pmHouston George Bush Intcntl
$582
Find similar
KLM
Dec 29
IAH3:30 pmHouston George Bush Intcntl
14h 35m
1 stop
SOF2:05 pmSofia
Jan 10
SOF7:00 amSofia
23h 11m
2 stops
IAH10:11 pmHouston George Bush Intcntl
$840
Find similar

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 diciembre 27, 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

mié. 4/1

9:05 pm-1:30 pm

1 stop32h 25m

Sofia

mié. 4/15

9:30 pm-1:45 pm

1 stop24h 15m

$543

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

mié. 4/1

9:05 pm-1:30 pm

1 stop32h 25m

Sofia

mié. 4/15

9:30 pm-9:57 pm

2 stops32h 27m

$569

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

mié. 4/1

11:35 am-2:00 pm

2 stops18h 25m

Sofia

mié. 4/15

7:00 am-9:34 pm

2 stops22h 34m

$582

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

mié. 4/1

11:44 am-2:00 pm

2 stops18h 16m

Sofia

mié. 4/15

7:00 am-10:44 pm

2 stops23h 44m

$582

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 2/19

9:05 pm-8:45 am

1 stop27h 40m

Sofia

lun. 2/23

9:40 pm-7:10 pm

1 stop29h 30m

$601

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

vie. 1/23

12:10 pm-1:35 pm

2 stops17h 25m

Sofia

vie. 1/30

6:10 am-9:39 pm

2 stops23h 29m

$661

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

vie. 1/23

4:30 pm-1:35 pm

1 stop13h 05m

Sofia

vie. 1/30

6:10 am-9:39 pm

2 stops23h 29m

$664

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 2/19

11:55 am-1:15 pm

2 stops17h 20m

Sofia

lun. 2/23

7:05 pm-2:40 pm

2 stops27h 35m

$682

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 2/19

4:50 pm-10:45 pm

1 stop21h 55m

Sofia

lun. 2/23

2:20 pm-6:15 pm

1 stop35h 55m

$688

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 2/19

4:50 pm-10:45 pm

1 stop21h 55m

Sofia

lun. 2/23

2:20 pm-9:39 pm

2 stops39h 19m

$691

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 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 $680.

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

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

  • 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
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,616 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $598Free CancellationRating
7.3
4,125 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $599Free CancellationRating
6.8
7,658 reviews
Search Lufthansa flights
United AirlinesPriceFrom $755Free CancellationRating
7.4
9,113 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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