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Flights from Houston to Graz
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Flights from Houston to Graz Starting at €783

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
      • IAH17:25
        16h 35m
        1 stop
        GRZ16:00
        Sun, Mar 23|Houston - Graz|United Airlines
        GRZ11:25
        57h 10m
        2 stops
        IAH13:35
        Sun, Mar 30|Graz - Houston|Lufthansa
        €783€1,486
        47% OFF
        47% OFF
        €1,486€783

        Choose United Airlines flights from Houston to Graz. The one-way connecting flight with United Airlines departs from George Bush Intercontinental Airport on Sun, Mar 23-Sun, Mar 30, arriving at Graz Airport. One-way Prices start from €783 including taxes and charges.

      • IAH17:30
        14h 40m
        1 stop
        GRZ14:10
        Sun, Mar 23|Houston - Graz|Lufthansa
        GRZ11:25
        57h 10m
        2 stops
        IAH13:35
        Sun, Mar 30|Graz - Houston|Lufthansa
        €802€1,486
        46% OFF
        46% OFF
        €1,486€802

        Choose Lufthansa flights from Houston to Graz. The one-way connecting flight with Lufthansa departs from George Bush Intercontinental Airport on Sun, Mar 23-Sun, Mar 30, arriving at Graz Airport. One-way Prices start from €802 including taxes and charges.

      • IAH08:05
        18h
        2 stops
        GRZ09:05
        Thu, Feb 20|Houston - Graz|United Airlines
        GRZ09:45
        13h 55m
        1 stop
        IAH16:40
        Thu, Feb 27|Graz - Houston|Lufthansa
        €835€1,486
        44% OFF
        44% OFF
        €1,486€835

        Choose United Airlines flights from Houston to Graz. The one-way connecting flight with United Airlines departs from George Bush Intercontinental Airport on Thu, Feb 20-Thu, Feb 27, arriving at Graz Airport. One-way Prices start from €835 including taxes and charges.

      • IAH16:30
        14h 30m
        1 stop
        GRZ14:00
        Thu, Feb 20|Houston - Graz|Lufthansa
        GRZ06:10
        15h 30m
        1 stop
        IAH14:40
        Thu, Feb 27|Graz - Houston|Lufthansa
        €855
        €855

        Choose Lufthansa flights from Houston to Graz. The one-way connecting flight with Lufthansa departs from George Bush Intercontinental Airport on Thu, Feb 20-Thu, Feb 27, arriving at Graz Airport. One-way Prices start from €855 including taxes and charges.

      • IAH14:15
        15h 20m
        2 stops
        GRZ12:35
        Wed, May 14|Houston - Graz|United Airlines
        GRZ09:55
        13h 40m
        1 stop
        IAH16:35
        Wed, May 21|Graz - Houston|Air Dolomiti
        €900
        €900

        Choose United Airlines flights from Houston to Graz. The one-way connecting flight with United Airlines departs from George Bush Intercontinental Airport on Wed, May 14-Wed, May 21, arriving at Graz Airport. One-way Prices start from €900 including taxes and charges.

      • IAH16:30
        34h
        1 stop
        GRZ09:30
        Sat, Feb 22|Houston - Graz|Lufthansa
        GRZ06:10
        15h 30m
        1 stop
        IAH14:40
        Sat, Mar 1|Graz - Houston|Lufthansa
        €958
        €958

        Choose Lufthansa flights from Houston to Graz. The one-way connecting flight with Lufthansa departs from George Bush Intercontinental Airport on Sat, Feb 22-Sat, Mar 1, arriving at Graz Airport. One-way Prices start from €958 including taxes and charges.

      • IAH16:55
        14h 45m
        2 stops
        GRZ13:40
        Sun, Mar 23|Houston - Graz|Austrian Airlines
        GRZ06:00
        14h 35m
        1 stop
        IAH13:35
        Sun, Mar 30|Graz - Houston|Lufthansa
        €1,042
        €1,042

        Choose Austrian Airlines flights from Houston to Graz. The one-way connecting flight with Austrian Airlines departs from George Bush Intercontinental Airport on Sun, Mar 23-Sun, Mar 30, arriving at Graz Airport. One-way Prices start from €1,042 including taxes and charges.

      • IAH16:25
        33h 40m
        2 stops
        GRZ09:05
        Sat, Feb 22|Houston - Graz|United Airlines
        GRZ13:35
        31h 30m
        2 stops
        IAH14:05
        Sat, Mar 1|Graz - Houston|Lufthansa
        €1,100
        €1,100

        Choose United Airlines flights from Houston to Graz. The one-way connecting flight with United Airlines departs from George Bush Intercontinental Airport on Sat, Feb 22-Sat, Mar 1, arriving at Graz Airport. One-way Prices start from €1,100 including taxes and charges.

      • IAH15:55
        34h 10m
        2 stops
        GRZ09:05
        Sat, Feb 22|Houston - Graz|Iberia
        GRZ13:35
        31h 35m
        2 stops
        IAH14:10
        Sat, Mar 1|Graz - Houston|Lufthansa
        €1,104
        €1,104

        Choose Iberia flights from Houston to Graz. The one-way connecting flight with Iberia departs from George Bush Intercontinental Airport on Sat, Feb 22-Sat, Mar 1, arriving at Graz Airport. One-way Prices start from €1,104 including taxes and charges.

      • IAH15:35
        15h 35m
        1 stop
        GRZ14:10
        Wed, May 14|Houston - Graz|Lufthansa
        GRZ09:55
        13h 40m
        1 stop
        IAH16:35
        Wed, May 21|Graz - Houston|Lufthansa
        €1,113
        €1,113

        Choose Lufthansa flights from Houston to Graz. The one-way connecting flight with Lufthansa departs from George Bush Intercontinental Airport on Wed, May 14-Wed, May 21, arriving at Graz Airport. One-way Prices start from €1,113 including taxes and charges.

      • HOU01:00 pm
        3h 5m
        Nonstop
        GRZ02:00 pm
        Wed, Feb 26|Houston - Graz|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Houston to Graz flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA1036

    United Airlines

    08:05

    IAH

    3.4h

    12:30

    LGA

    SMTWT--
    Search

  2. UA8870

    United Airlines

    17:30

    JFK

    8.0h

    07:30

    MUC

    S-TWTFS

  3. LH9492

    Lufthansa

    08:20

    MUC

    0.9h

    09:15

    GRZ

    SMTWTFS

  4. IB3576

    Iberia

    15:30

    IAH

    9.2h

    06:40

    LHR

    SMTWTFS
    Search

  5. LX319

    Swiss Airlines

    12:10

    LHR

    1.7h

    14:50

    ZRH

    SMTWTFS

  6. LX1512

    Swiss Airlines

    08:45

    ZRH

    1.2h

    09:55

    GRZ

    S-TWT--

  7. LH441

    Lufthansa

    15:35

    IAH

    9.7h

    08:15

    FRA

    SMTWTFS
    Search

  8. LH6924

    Lufthansa

    08:30

    FRA

    1.4h

    09:55

    GRZ

    S-T-T-S

  9. LH441

    Lufthansa

    15:35

    IAH

    9.7h

    08:15

    FRA

    SMTWTFS
    Search

  10. LH5648

    Lufthansa

    12:45

    FRA

    1.4h

    14:10

    GRZ

    SMTWTFS

  11. UA880

    United Airlines

    16:15

    IAH

    9.4h

    07:40

    LHR

    SMTWTFS
    Search

  12. LH2483

    Lufthansa

    06:55

    LHR

    1.8h

    09:45

    MUC

    SMTWTFS

  13. LH9492

    Lufthansa

    08:20

    MUC

    0.9h

    09:15

    GRZ

    SMTWTFS

  14. UA880

    United Airlines

    16:15

    IAH

    9.4h

    07:40

    LHR

    SMTWTFS
    Search

  15. LX319

    Swiss Airlines

    12:10

    LHR

    1.7h

    14:50

    ZRH

    SMTWTFS

  16. LX1512

    Swiss Airlines

    08:45

    ZRH

    1.2h

    09:55

    GRZ

    S-TWT--

  17. OS7814

    Austrian Airlines

    16:15

    IAH

    9.4h

    07:40

    LHR

    SMTWTFS
    Search

  18. OS452

    Austrian Airlines

    09:05

    LHR

    2.3h

    12:20

    VIE

    SMTWTFS

  19. OS963

    Austrian Airlines

    15:20

    VIE

    0.6h

    15:55

    GRZ

    SMTWT-S

  20. OS7860

    Austrian Airlines

    16:20

    IAH

    10.0h

    09:20

    AMS

    SMTWTFS
    Search

  21. OS372

    Austrian Airlines

    09:55

    AMS

    1.8h

    11:45

    VIE

    SMTWTFS

  22. OS963

    Austrian Airlines

    15:20

    VIE

    0.6h

    15:55

    GRZ

    SMTWT-S

  23. UA102

    United Airlines

    16:30

    IAH

    10.3h

    09:45

    MUC

    --TWTFS
    Search

  24. EN8014

    Air Dolomiti

    15:20

    MUC

    0.9h

    16:15

    GRZ

    S-T-T-S

  25. LH7533

    Lufthansa

    18:42

    IAH

    2.8h

    21:30

    ORD

    S-T---S
    Search

  26. LH433

    Lufthansa

    22:30

    ORD

    8.6h

    14:05

    FRA

    S-T---S

  27. LH6928

    Lufthansa

    16:55

    FRA

    1.4h

    18:20

    GRZ

    -M-W-F-
Find more flights and airlines

Find the best time to fly from Houston to Graz

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

  • When are flight tickets from Houston (HOU) to Graz (GRZ) the cheapest?

    Airlines adjust prices for flights from Houston to Graz based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Houston (HOU) to Graz (GRZ) cost?

    According to Trip.com's data, the lowest price is around €1,045.

  • What is the transportation method from the main airport to downtown in Graz?

    • The distance from Graz Airport to downtown is about 8 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Houston to Graz

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Houston to Graz. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Houston to Graz

Off-season for travelFebruary
Peak season for travelJanuary
Flight distance9,036.37 km
Popular airlineIberia

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