Quick verdict
AirAsia generally offers competitive pricing with a well-established route network, making it suitable for budget-conscious travelers seeking wide connectivity. Its fleet is modern and the service is consistently rated as reliable with decent comfort standards. VietJet Air often presents attractive promotional fares and vibrant onboard experiences but may have a smaller route network and variable service quality. Overall, AirAsia is ideal for travelers who prioritize network reach and stable service, while VietJet Air appeals to those who enjoy energetic service and occasional cost savings.
This comparison analyzes two prominent low-cost carriers, AirAsia and Vietjet, focusing on key aspects such as pricing, comfort, fleet quality, customer service, and route network. The aim is to provide insights that help travelers choose the best option for their needs.
AirAsia is a Malaysian low-cost carrier. According to Wikipedia, it was founded on 20 December 1993 and began operations on 18 November 1996. Its IATA code is AK, its ICAO code is AXM and its call sign is RED CAP. The airline is headquartered at Kuala Lumpur International Airport (KLIA). Its parent company is listed as Tune Group, and the airline business has continued to use the AirAsia brand since the group renamed itself Capital A in January 2022. AirAsia is not a member of any of the three global airline alliances. Its loyalty programme is AirAsia Rewards.
The main hub is KLIA Terminal 2, the low-cost carrier terminal. Other operating bases are Johor Bahru, Kota Kinabalu, Kuching and Penang. Wikipedia states that the airline serves more than 166 destinations in 25 countries, a figure that includes its affiliates. The group also includes units in Thailand, Indonesia, Cambodia and the Philippines. Wikipedia also notes that AirAsia X has been merged into the AirAsia Group.
As of May 2026, Wikipedia's fleet table lists these passenger aircraft in service:
That makes 107 passenger aircraft. Three A321 freighters operate for its Teleport cargo business. FlightGlobal reported that the first A321LR was delivered on 30 April 2026, with at least 62 on order. The same report says AirAsia plans to return 14 aircraft to lessors during 2026 and to reduce its total fleet. Wikipedia also lists a large order book of A321neo, A321XLR and A220-300 aircraft.
The sources reviewed did not give current details of cabin classes, seat pitch, meals or entertainment, so these are not listed here. Wikipedia notes that AirAsia was the first Malaysian airline to offer onboard Wi-Fi, in 2014, but this does not confirm that Wi-Fi is available today. Travellers should check the airline's website for the aircraft and route they plan to fly.
Vietjet (Vietjet Aviation Joint Stock Company, ticker VJC on HOSE) is a Vietnamese low-cost carrier. According to a 2026 industry report, it was founded in 2007, began commercial flights in December 2011 and is led by chairwoman Nguyen Thi Phuong Thao. Its headquarters are in Hanoi. It does not belong to a global alliance.
The same report puts the network at 254 routes (52 domestic and 202 international), with the busiest gateway at Tan Son Nhat International Airport in Ho Chi Minh City. The group operates in Vietnam, Thailand and, more recently, Kazakhstan. It carried 28.2 million passengers in 2025 on more than 153,000 flights.
The report lists a group fleet of 135 aircraft in 2026, of which 101 are in Vietnam. Types include the Airbus A320, A321, A321neo, A321XLR and A330, the Boeing 737-8, and a planned batch of COMAC C909 aircraft. Fleet figures change often and come from a secondary source.
No verified information on in-flight entertainment or Wi-Fi was found.

Compare two airlines side-by-side to see the real difference
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