https://www.reddit.com/r/travel/comments/22vkc2/are_flights_around_southeast_asia_cheap/

 https://www.reddit.com/r/Flights/comments/1ic4vki/best_most_cost_effective_flights_to_and_around/

 

 https://www.reddit.com/r/Flights/comments/1lariw6/southeast_asia_airline_recommendations/