What is the cheapest airline that flies from Houston to Southeast Europe?

British Airways, Air France, and Air Canada are the most popular carriers operating from Houston to Southeast Europe

What airlines fly to Southeast Europe?

Turkish Airlines, United Airlines and Lufthansa are the top three most popular airlines that fly to Southeast Europe from Houston according to our data. Turkish Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Southeast Europe. Keep in mind that there are 10 different airlines that fly to Southeast Europe on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Houston to Southeast Europe?

Prices for flights from Houston to Southeast Europe are refreshed on a daily basis.

How many operators does momondo search for flights from Houston to Southeast Europe?

As of March 2026, there are 10 operators available to choose from for flights from Houston to Southeast Europe.

How old do you have to be to fly from Houston to Southeast Europe?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Southeast Europe.

What documentation or ID do you need to fly to Southeast Europe?

The necessary travel and health documents for your Southeast Europe 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.

$231 Cheap Flights from Houston to Southeast Europe in 2026

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Find the cheapest flights from Houston to Southeast Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:07 pm - 4:00 pm

IAH

ATH

18h 53m

1 stop

7:30 am - 3:01 pm

ATH

IAH

39h 31m

1 stop

$549Multiple Airlines

Sat, Apr 25 - Tue, Apr 28

3:30 pm - 12:35 pm

IAH

TIA

14h 05m

1 stop

7:00 am - 7:15 pm

TIA

IAH

19h 15m

1 stop

$559British Airways

Wed, Sep 2 - Fri, Sep 18

5:06 pm - 6:35 pm

IAH

OTP

17h 29m

2 stops

6:05 am - 1:35 pm

OTP

IAH

15h 30m

1 stop

$568Lufthansa

Tue, Sep 1 - Thu, Oct 1

5:06 pm - 6:35 pm

IAH

OTP

17h 29m

2 stops

6:05 am - 1:35 pm

OTP

IAH

15h 30m

1 stop

$569Lufthansa

Tue, Sep 1 - Thu, Oct 1

3:20 pm - 11:45 pm

IAH

OTP

24h 25m

1 stop

2:00 pm - 1:15 pm

OTP

IAH

31h 15m

1 stop

$573KLM

Tue, Sep 1 - Thu, Oct 1

9:05 pm - 8:45 am

IAH

TIA

28h 40m

1 stop

7:50 pm - 7:10 pm

TIA

IAH

30h 20m

1 stop

$575Turkish Airlines

Tue, Mar 31 - Tue, Apr 7

4:35 pm - 6:35 pm

IAH

OTP

18h 00m

2 stops

6:05 am - 1:35 pm

OTP

IAH

15h 30m

1 stop

$575United Airlines

Wed, Aug 26 - Wed, Sep 9

12:13 pm - 12:00 pm

IAH

OTP

15h 47m

2 stops

6:05 am - 1:35 pm

OTP

IAH

15h 30m

1 stop

$576United Airlines

Tue, Aug 18 - Wed, Sep 2

2:30 pm - 7:00 pm

IAH

TIA

21h 30m

1 stop

7:50 pm - 12:45 pm

TIA

IAH

23h 55m

1 stop

$577Turkish Airlines

Wed, May 6 - Tue, May 12

5:22 pm - 9:55 am

HOU

ATH

33h 33m

1 stop

12:20 pm - 10:42 pm

ATH

HOU

17h 22m

1 stop

$672KLM

Wed, Mar 18 - Tue, Mar 24

KLM flights from Houston to Southeast Europe

Our best KLM deals on Houston to Southeast Europe flight tickets

KLM

Sep 1

IAH3:20 pmHouston George Bush Intcntl

24h 25m

1 stop

OTP11:45 pmBucharest Otopeni Intl

Oct 1

OTP2:00 pmBucharest Otopeni Intl

31h 15m

1 stop

IAH1:15 pmHouston George Bush Intcntl

$573

KLM

Mar 18

IAH4:30 pmHouston George Bush Intcntl

25h 45m

1 stop

ATH1:15 amAthens Eleftherios V.

Mar 24

ATH1:45 pmAthens Eleftherios V.

31h 45m

1 stop

IAH2:30 pmHouston George Bush Intcntl

$619

KLM

Apr 6

IAH3:20 pmHouston George Bush Intcntl

21h 00m

1 stop

TIA7:20 pmTirana Rinas

Apr 20

TIA8:15 pmTirana Rinas

29h 19m

2 stops

IAH6:34 pmHouston George Bush Intcntl

$666

Delta flights from Houston to Southeast Europe

Our best Delta deals on Houston to Southeast Europe flight tickets

Delta

Mar 16

IAH5:05 pmHouston George Bush Intcntl

13h 30m

1 stop

ATH1:35 pmAthens Eleftherios V.

Mar 31

ATH1:35 pmAthens Eleftherios V.

31h 40m

1 stop

IAH1:15 pmHouston George Bush Intcntl

$607

Delta

Mar 18

IAH6:54 pmHouston George Bush Intcntl

23h 21m

2 stops

ATH1:15 amAthens Eleftherios V.

Mar 24

ATH12:20 pmAthens Eleftherios V.

18h 39m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$626

Delta

Aug 16

HOU6:00 amHouston Hobby

20h 00m

1 stop

ATH10:00 amAthens Eleftherios V.

Sep 2

ATH1:35 pmAthens Eleftherios V.

34h 48m

2 stops

HOU4:23 pmHouston Hobby

$632

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonAthens

IAH - ATH

IAHATH

Houston George Bush Intcntl

Sat 4/25

1:07 pm-4:00 pm

1 stop18h 53m

Athens Eleftherios V.

Tue 4/28

7:30 am-3:01 pm

1 stop39h 31m

$549

HoustonTirana

IAH - TIA

IAHTIA

Houston George Bush Intcntl

Wed 9/2

3:30 pm-12:35 pm

1 stop14h 05m

Tirana Rinas

Fri 9/18

7:00 am-7:15 pm

1 stop19h 15m

$559

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Tue 9/1

5:06 pm-6:35 pm

2 stops17h 29m

Bucharest Otopeni Intl

Thu 10/1

6:05 am-1:35 pm

1 stop15h 30m

$568

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Tue 9/1

5:06 pm-6:35 pm

2 stops17h 29m

Bucharest Otopeni Intl

Thu 10/1

6:05 am-1:35 pm

1 stop15h 30m

$569

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Tue 9/1

3:20 pm-11:45 pm

1 stop24h 25m

Bucharest Otopeni Intl

Thu 10/1

2:00 pm-1:15 pm

1 stop31h 15m

$573

HoustonTirana

IAH - TIA

IAHTIA

Houston George Bush Intcntl

Tue 3/31

9:05 pm-8:45 am

1 stop28h 40m

Tirana Rinas

Tue 4/7

7:50 pm-7:10 pm

1 stop30h 20m

$575

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Wed 8/26

4:35 pm-6:35 pm

2 stops18h 00m

Bucharest Otopeni Intl

Wed 9/9

6:05 am-1:35 pm

1 stop15h 30m

$575

Quickest round-trip

HoustonBucharest

IAH - OTP

IAHOTP

Houston George Bush Intcntl

Tue 8/18

12:13 pm-12:00 pm

2 stops15h 47m

Bucharest Otopeni Intl

Wed 9/2

6:05 am-1:35 pm

1 stop15h 30m

$576

HoustonTirana

IAH - TIA

IAHTIA

Houston George Bush Intcntl

Wed 5/6

2:30 pm-7:00 pm

1 stop21h 30m

Tirana Rinas

Tue 5/12

7:50 pm-12:45 pm

1 stop23h 55m

$577

HoustonAthens

HOU - ATH

HOUATH

Houston Hobby

Wed 3/18

5:22 pm-9:55 am

1 stop33h 33m

Athens Eleftherios V.

Tue 3/24

12:20 pm-10:42 pm

1 stop17h 22m

$672

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Southeast Europe

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

Prices

Airlines

What is the cheapest month to fly to Southeast Europe?

The month of January is, on average, the cheapest month to fly to Southeast Europe from Houston, with most prices found around $591. If you aren’t able to travel during the month of January, then book flights to Southeast Europe from Houston during March instead. Flights to Southeast Europe in March, while not as cheap as those in January, still average around $633.

How far in advance should I book a flight to Southeast Europe?

You are more likely to see cheaper flights to Southeast Europe from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Europe for around $839 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Europe from Houston for as low as $777 on momondo.

Cheap Houston to Southeast Europe flight deals and tips

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

Fastest flight time	14h 00m
Direct flights	None

The fastest flight from Houston to Southeast Europe takes 14h 00m

There are no direct flights from Houston to Southeast Europe. There are no popular flight routes from Houston to Southeast Europe.

Search flight deals

When did momondo last update prices for flights from Houston to Southeast Europe?
Prices for flights from Houston to Southeast Europe are refreshed on a daily basis.
How many operators does momondo search for flights from Houston to Southeast Europe?
As of March 2026, there are 10 operators available to choose from for flights from Houston to Southeast Europe.
How old do you have to be to fly from Houston to Southeast Europe?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Southeast Europe.
What documentation or ID do you need to fly to Southeast Europe?
The necessary travel and health documents for your Southeast Europe 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 Southeast Europe

Compare and see reviews for airlines that fly from Houston to Southeast Europe with momondo

Airline	Rating	Free Cancellation	Price
Air France	PriceFrom $485	Free Cancellation	Rating 7.4 1,542 reviews	Search Air France flights
Delta	PriceFrom $493	Free Cancellation	Rating 7.9 8,271 reviews	Search Delta flights
KLM	PriceFrom $539	Free Cancellation	Rating 7.8 1,467 reviews	Search KLM flights
British Airways	PriceFrom $544	Free Cancellation	Rating 6.7 7,778 reviews	Search British Airways flights
Lufthansa	PriceFrom $547	Free Cancellation	Rating 6.8 7,833 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $564	Free Cancellation	Rating 7.3 4,250 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $589	Free Cancellation	Rating 7.4 9,404 reviews	Search United Airlines flights
ITA Airways	PriceFrom $598	Free Cancellation	Rating 6.7 1,159 reviews	Search ITA Airways flights
Air Canada	PriceFrom $614	Free Cancellation	Rating 7.1 10,789 reviews	Search Air Canada flights
American Airlines	PriceFrom $627	Free Cancellation	Rating 7.1 11,399 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Houston to Southeast Europe 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 Southeast Europe that suits you.

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

momondo does allow users to show only those flights to Southeast Europe from Houston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Houston to Southeast Europe?

momondo helps you find the best flight between Houston and Southeast Europe by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Southeast Europe from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.