Cheap flights from Las Vegas to Houston from $110 LAS → HOU, IAH

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $51 to $176.

At $176, the cheapest return found recently is at the high end of that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 3-night return fares leaving within 3 days of 4 Dec to compare.

Every date we hold

20 fares on 3 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $176.

Found recently, and the cheapest we hold

What have prices looked like?

Over 24 days, 25 Sept to 11 Nov, the cheapest one-way we saw each day was $22 to $206.

24 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 14 Dec to compare.

Every date we hold

3 fares on 3 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $92.

Return

Fares 30 to 59 days before departure were typically 74% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Not enough history yet: in 24 days of one-way prices, 25 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.

How much is a return flight from Las Vegas to Houston?

The cheapest return found recently is $176 with Frontier Airlines, 4 Dec to 7 Dec, found 3 days ago. The cheapest return fare on each of 3 departure dates is usually $228 to $325.

How much is a one-way flight from Las Vegas to Houston?

The cheapest one-way found recently is $110 with Frontier Airlines, 14 Dec, found 2 days ago. The cheapest one-way we hold, of any age, is $92 with Frontier Airlines, 29 Dec, found 3 days ago. The cheapest one-way fare on each of 3 departure dates is usually $96 to $105.

What is the cheapest month to fly from Las Vegas to Houston?

December 2026 is the cheapest month for a return, from $176, 4 Dec to 7 Dec, found 3 days ago. It is the cheapest month for a one-way too, from $92, 29 Dec, found 3 days ago.

How far ahead should I book a flight from Las Vegas to Houston?

In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 74% lower than 0 to 6 days before departure.

Is there a direct flight from Las Vegas to Houston?

Yes, the cheapest nonstop return found recently is $355 with Frontier Airlines, 22 Dec to 29 Dec, found 5 days ago. The cheapest nonstop one-way found recently is $99 with Frontier Airlines, 14 Jan 2027, found 5 days ago.

How long is the flight from Las Vegas to Houston?

The cheapest nonstop one-way found recently, with Frontier Airlines on 14 Jan 2027, takes 3 h 13 min from McCarran International Airport (LAS) to George Bush Intercontinental Airport (IAH). The cheapest one-way found recently, with Frontier Airlines on 14 Dec, takes 16 h 58 min with 1 stop.

Which airlines have the cheapest flights from Las Vegas to Houston?

Between 25 Nov and 22 Dec, Frontier Airlines has the cheapest return on all 3 departure dates we hold. Between 14 Dec and 14 Jan 2027, Frontier Airlines has the cheapest one-way on all 3 departure dates we hold.