AirHint found the following cheapest return flights from Houston (IAH) to Ho Chi Minh City (SGN) in March 2026 (see full year).

Return flights

09 Mar - 22 Mar	Turkish Airlines
10 Mar - 16 Mar	Turkish Airlines
03 Mar - 16 Mar	Spirit Airlines
17 Mar - 21 Apr	Frontier Airlines
01 Mar - 08 Mar	Spirit Airlines
24 Mar - 30 Apr	Delta
04 Mar - 17 Mar	Frontier Airlines
11 Mar - 22 Apr	United
10 Mar - 28 Apr	United
04 Mar - 18 Mar	Spirit Airlines
16 Mar - 30 Apr	United
04 Mar - 19 Mar	Frontier Airlines
16 Mar - 26 Apr	Frontier Airlines
10 Mar - 26 Mar	Frontier Airlines
03 Mar - 10 Mar	Spirit Airlines
14 Mar - 29 Mar	Spirit Airlines
24 Mar - 10 Apr	United
15 Mar - 01 Apr	Delta
27 Mar - 10 Apr	United
24 Mar - 07 Apr	Spirit Airlines

Also check the deals for one-way flights from Houston to Ho Chi Minh City in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Ho Chi Minh City

Cheap car rent in Ho Chi Minh City

Cheapest return flights from Houston to Ho Chi Minh City in March from 715€

Return flights