Originally Posted by
mbwmbw
You also need to factor in the per ticket taxes that will impact the final price. This has saved me tons in the past. If you combined multiple segments like that you're going to save on some of the taxes.
Don't think that's the issue here. The issue is choosing the exact same flights results in different pricing depending on whether you search one way, round trip, or multi-city. Choosing the exact same flights should result in the same price, no matter how you search on the website.