IAH - SOF

$431 Find Cheap Flights from Houston to Sofia - Compare and Save

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Everything you should know

Cheapest round-trip
$637
Typical prices: $776-$1,211
British Airways
Thu 10/18Fri 11/2
IAH - SOF • 1 stop
Cheapest one-way
$431
Typical prices: $569-$616
Multiple Airlines
Mon 10/22
IAH - SOF • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Houston George Bush Intcntl Airport and Sofia. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 37% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Istanbul (IST)
Cheapest • Avg $898 (round-trip)
Frankfurt am Main (FRA)
Shortest trip • 15h 10m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Houston to Sofia (IAH-SOF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Houston to Sofia

Sun, Oct 18 - Mon, Nov 2
British Airways Logo
9:10 pm - 7:20 pmIAH  Houston George Bush Intcntl-SOF Sofia
14h 10m1 stop London Heathrow
British Airways Logo
5:15 pm - 7:55 pmSOF  Sofia-IAH Houston George Bush Intcntl
34h 40m1 stop London Heathrow
$637British Airways
Tue, Dec 1 - Mon, Jan 18
British Airways Logo
9:40 pm - 8:10 pmIAH  Houston George Bush Intcntl-SOF Sofia
14h 30m1 stop London Heathrow
British Airways Logo
5:15 pm - 7:55 pmSOF  Sofia-IAH Houston George Bush Intcntl
34h 40m1 stop London Heathrow
$638British Airways
Sun, Oct 18 - Mon, Nov 2
British Airways Logo
5:34 pm - 7:20 pmIAH  Houston George Bush Intcntl-SOF Sofia
17h 46m2 stops Miami London Heathrow
British Airways Logo
5:15 pm - 2:05 pmSOF  Sofia-IAH Houston George Bush Intcntl
28h 50m1 stop London Heathrow
$642British Airways
Wed, Nov 4 - Tue, Nov 17
United Airlines Logo
4:35 pm - 10:55 pmIAH  Houston George Bush Intcntl-SOF Sofia
22h 20m1 stop Munich Franz Josef Strauss
United Airlines Logo
6:25 am - 2:00 pmSOF  Sofia-IAH Houston George Bush Intcntl
15h 35m1 stop Frankfurt am Main
$676United Airlines
Wed, Nov 4 - Tue, Nov 17
United Airlines Logo
4:35 pm - 10:55 pmIAH  Houston George Bush Intcntl-SOF Sofia
22h 20m1 stop Munich Franz Josef Strauss
United Airlines Logo
2:00 pm - 8:24 amSOF  Sofia-IAH Houston George Bush Intcntl
26h 24m2 stops Munich Franz Josef Strauss Newark
$678United Airlines
Tue, Dec 1 - Thu, Jan 14
Lufthansa Logo
4:10 pm - 1:25 pmIAH  Houston George Bush Intcntl-SOF Sofia
13h 15m1 stop Frankfurt am Main
Lufthansa Logo
6:25 am - 2:00 pmSOF  Sofia-IAH Houston George Bush Intcntl
15h 35m1 stop Frankfurt am Main
$694Lufthansa
Mon, Nov 30 - Thu, Jan 14
Lufthansa Logo
4:10 pm - 11:00 pmIAH  Houston George Bush Intcntl-SOF Sofia
22h 50m1 stop Frankfurt am Main
Lufthansa Logo
6:25 am - 2:00 pmSOF  Sofia-IAH Houston George Bush Intcntl
15h 35m1 stop Frankfurt am Main
$694Lufthansa
Tue, Dec 1 - Wed, Jan 13
United Airlines Logo
4:10 pm - 1:25 pmIAH  Houston George Bush Intcntl-SOF Sofia
13h 15m1 stop Frankfurt am Main
United Airlines Logo
6:25 am - 6:15 pmSOF  Sofia-IAH Houston George Bush Intcntl
19h 50m1 stop Frankfurt am Main
$698United Airlines
Tue, Oct 6 - Tue, Oct 13
Turkish Airlines Logo
9:15 pm - 8:45 amIAH  Houston George Bush Intcntl-SOF Sofia
27h 30m1 stop Istanbul
Turkish Airlines Logo
3:50 pm - 7:20 pmSOF  Sofia-IAH Houston George Bush Intcntl
35h 30m1 stop Istanbul
$856Turkish Airlines
Sun, Oct 11 - Sun, Oct 18
Turkish Airlines Logo
9:15 pm - 3:00 pmIAH  Houston George Bush Intcntl-SOF Sofia
33h 45m1 stop Istanbul
Turkish Airlines Logo
3:50 pm - 12:45 pmSOF  Sofia-IAH Houston George Bush Intcntl
28h 55m1 stop Istanbul
$860Turkish Airlines
Booking Insights

Price, demand and travel trends for Houston George Bush Intcntl Airport to Sofia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Houston George Bush Intcntl Airport to Sofia with more confidence.

How much is a round-trip flight from Houston George Bush Intcntl Airport to Sofia?

Round-trip flights from Houston George Bush Intcntl Airport to Sofia start at $637. Prices are below average for this route right now, with typical round-trip fares ranging from $776 to $1,211. The lowest price found in the past 5 days was $637 on British Airways.

What's the cheapest day of the week to fly from Houston George Bush Intcntl Airport to Sofia?

Thursday is the cheapest day of the week to fly from Houston George Bush Intcntl Airport to Sofia, it is 20% cheaper than the average day. Tuesday is the most expensive day with flight prices 18% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Sofia?

•February is the cheapest month to fly from Houston George Bush Intcntl Airport to Sofia at $606 round-trip.
•June ($1,239) and May ($1,152) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 104% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Houston George Bush Intcntl Airport to Sofia flights

Low season

February

Cheapest flight

$431
Best time to beat the crowds with an average 37% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from Houston George Bush Intcntl Airport to Sofia

When to book flights from Houston to Sofia

Are your dates flexible? Find out the best times to travel from Houston to Sofia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Houston George Bush Intcntl Airport to Sofia flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Houston George Bush Intcntl Airport to Sofia?

    Flights from Houston George Bush Intcntl Airport to Sofia usually depart from Houston George Bush Intcntl (IAH) and arrive at Sofia (SOF).

  • What cabin classes can I book on flights from Houston George Bush Intcntl Airport to Sofia?

    Two cabin classes are available on flights from Houston George Bush Intcntl Airport to Sofia:

    • Economy Class
    • Premium Economy Class

  • Which airports do connecting flights from Houston George Bush Intcntl Airport to Sofia pass through?

    One-stop flights from Houston George Bush Intcntl Airport to Sofia most commonly connect through:

    • Frankfurt am Main (FRA) - 51% of one-stop connections
    • Istanbul (IST) - 40% of one-stop connections
    • London Heathrow (LHR) - 8% of one-stop connections

    Frankfurt am Main (FRA) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Houston George Bush Intcntl Airport to Sofia?

    Yes. Being flexible with your travel dates can save you up to 33% on the Houston George Bush Intcntl Airport to Sofia route. Thursday is the cheapest departure day at $776 round-trip on average, while Tuesday is the most expensive at $1,142, a difference of $366. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Sofia?

    Some of the most popular sights in Sofia are Vasil Levski National Stadium, National Palace of Culture and Central Sofia Market Hall. These are among the most viewed places in Sofia on KAYAK.

  • How long is a flight from Houston George Bush Intcntl Airport to Sofia?

    A nonstop flight from Houston George Bush Intcntl Airport to Sofia takes 0h 00m, covering 6,085 miles.

  • Do I need a passport to fly from Houston George Bush Intcntl Airport to Sofia?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Houston George Bush Intcntl Airport to Sofia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $637 to $1,304. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Houston George Bush Intcntl Airport to Sofia looking right now?

    One-way fares from Houston George Bush Intcntl Airport to Sofia are currently lower than usual. Average one-way flight prices are about $482, which is 18% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Houston George Bush Intcntl Airport to Sofia?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time at 15h 10m, compared with 17h 09m via Istanbul (IST) and 17h 18m via London Heathrow (LHR).

  • What is the time difference between Houston George Bush Intcntl Airport and Sofia?

    Sofia is 8 hours ahead of Houston George Bush Intcntl Airport (Eastern European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Sofia Airport (SOF)?

    Sofia Airport (SOF) hosts 5 major car rental companies, with daily rates starting from around $1 for economy cars. Top options include:
    • MEXRENTACAR
    • Easyrent
    • Top Rent a Car - Bulgaria
    • NU Car
    • Priceless

  • How much should I expect to pay for a Houston George Bush Intcntl Airport to Sofia flight?

    Round-trip flights from Houston George Bush Intcntl Airport to Sofia range from $776 to $1,211, with an average of $964 over the past 12 months. Anything below $776 counts as a good deal.

Your guide to booking Houston George Bush Intcntl Airport to Sofia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Tuesday. On this route, Thursday flights average $776 - about $366 less than Tuesday (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Houston George Bush Intcntl Airport to Sofia trip for February. Fares historically average $606 round-trip in that month - typically $633 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sofia Airport.
    - Hotel Premier Airport Sofia
    - ibis Sofia Airport
    - Avel Guest House

More options for your flight from Houston to Sofia

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