S$ 137+ Cheap flights from Houston

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6-9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
HOU — SIN
24 Aug — 31 Aug1
1 adult

Find flights from Houston

Cheapest flights from Houston
Explore the most affordable flight options available from Houston. Find the lowest fares based on data from user searches, with prices last updated on 19 August 2025.

Tue 16-907:35IAH - BNA
Nonstop2h 04mUnited Airlines
Tue 23-910:48BNA - IAH
Nonstop2h 15mUnited Airlines
Deal found 19-8S$ 330
Wed 17-911:40HOU - BNA
Nonstop1h 55mSouthwest
Wed 24-908:00BNA - HOU
Nonstop2h 10mSouthwest
Deal found 19-8S$ 330
Wed 8-1012:30HOU - BNA
1 stop3h 25mSouthwest
Wed 15-1007:50BNA - HOU
Nonstop2h 15mSouthwest
Deal found 18-8S$ 343
Sat 4-1007:30IAH - BNA
Nonstop2h 03mUnited Airlines
Tue 7-1006:10BNA - IAH
Nonstop2h 15mUnited Airlines
Deal found 18-8S$ 345
Thu 16-1021:55HOU - BNA
Nonstop1h 45mSouthwest
Tue 21-1012:15BNA - HOU
Nonstop2h 05mSouthwest
Deal found 17-8S$ 345
Wed 24-917:30HOU - BNA
1 stop3h 40mSouthwest
Mon 29-905:15BNA - HOU
Nonstop2h 05mSouthwest
Deal found 17-8S$ 353
Thu 11-920:50HOU - BNA
Nonstop1h 55mSouthwest
Mon 15-920:50BNA - HOU
Nonstop2h 05mSouthwest
Deal found 18-8S$ 361
Fri 3-1021:55HOU - BNA
Nonstop1h 45mSouthwest
Tue 7-1020:55BNA - HOU
Nonstop2h 05mSouthwest
Deal found 18-8S$ 367
Sat 27-907:30HOU - BNA
Nonstop1h 55mSouthwest
Sat 4-1013:30BNA - HOU
1 stop3h 15mSouthwest
Deal found 16-8S$ 369
Thu 16-1007:30IAH - BNA
Nonstop2h 03mUnited Airlines
Tue 21-1006:10BNA - IAH
Nonstop2h 15mUnited Airlines
Deal found 17-8S$ 381
Thu 11-920:05IAH - BNA
Nonstop2h 06mUnited Airlines
Fri 12-918:30BNA - IAH
Nonstop2h 15mUnited Airlines
Deal found 18-8S$ 383
Thu 11-912:46IAH - BNA
1 stop7h 55mDelta
Mon 15-916:50BNA - IAH
1 stop7h 00mDelta
Deal found 18-8S$ 387

Find flights from Houston within your budget

 
Find flights departing from Houston that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 19 August 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

HoustonNashville

IAH - BNA

IAHBNA

Houston George Bush Intcntl

Tue 16-9

07:35-09:39

Nonstop2h 04m

Nashville Intl

Tue 23-9

10:48-13:03

Nonstop2h 15m

S$ 330

HoustonNashville

HOU - BNA

HOUBNA

Houston Hobby

Tue 11-11

08:55-10:50

Nonstop1h 55m

Nashville Intl

Tue 18-11

17:15-19:35

Nonstop2h 20m

S$ 330

HoustonNashville

HOU - BNA

HOUBNA

Houston Hobby

Wed 17-9

11:40-13:35

Nonstop1h 55m

Nashville Intl

Wed 24-9

08:00-10:10

Nonstop2h 10m

S$ 330

HoustonNashville

HOU - BNA

HOUBNA

Houston Hobby

Wed 8-10

12:30-15:55

1 stop3h 25m

Nashville Intl

Wed 15-10

07:50-10:05

Nonstop2h 15m

S$ 343

HoustonNashville

IAH - BNA

IAHBNA

Houston George Bush Intcntl

Sat 4-10

07:30-09:33

Nonstop2h 03m

Nashville Intl

Tue 7-10

06:10-08:25

Nonstop2h 15m

S$ 345

HoustonNashville

IAH - BNA

IAHBNA

Houston George Bush Intcntl

Sat 27-9

12:00-14:05

Nonstop2h 05m

Nashville Intl

Tue 30-9

06:10-08:25

Nonstop2h 15m

S$ 345

HoustonNashville

HOU - BNA

HOUBNA

Houston Hobby

Mon 13-10

06:50-08:40

Nonstop1h 50m

Nashville Intl

Wed 15-10

18:55-21:05

Nonstop2h 10m

S$ 345

HoustonNashville

HOU - BNA

HOUBNA

Houston Hobby

Wed 24-9

18:40-20:35

Nonstop1h 55m

Nashville Intl

Mon 29-9

20:50-22:55

Nonstop2h 05m

S$ 345

HoustonNashville

HOU - BNA

HOUBNA

Houston Hobby

Thu 16-10

21:55-23:40

Nonstop1h 45m

Nashville Intl

Tue 21-10

12:15-14:20

Nonstop2h 05m

S$ 345

HoustonNashville

IAH - BNA

IAHBNA

Houston George Bush Intcntl

Thu 16-10

07:30-09:33

Nonstop2h 03m

Nashville Intl

Tue 21-10

06:10-08:25

Nonstop2h 15m

S$ 381

Flights are sorted by cheapest return flights first.

Deals found on 19-8

Showing 1-10 of 60 results
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Best time to book a flight from Houston

Have a flexible travel schedule? Discover the best time to fly from Houston with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Houston

Get recent, data-driven insights about flights from Houston including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Houston?

Use this chart to determine the optimal time to book a return flight from Houston to Singapore. Price data was last updated on 8 August 2025.

The price you pay for your flight from Houston may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Houston?

Currently, October is the cheapest month in which you can book a flight from Houston (average of S$ 841). Flying from Houston in July will prove the most costly (average of S$ 1,371). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Direct flights from Texas

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Related info for your journey

Access useful and relevant information related to your journey from Houston. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 19 August 2025.

  • What is the cheapest month to fly from Houston?

    Currently, the cheapest month for flights from Houston is October. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Houston?

    When you search for this flight from Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from Houston?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Houston.

  • Can Cheapflights find flights from Houston with no change fees?

    Certainly. Search results for flights from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Houston become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Houston today and book when you’re ready!

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Houston?

When you search for this flight from Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from Houston?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Houston.

Can Cheapflights find flights from Houston with no change fees?

Certainly. Search results for flights from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Houston become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Houston today and book when you’re ready!

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