Not getting emails from Southwest Airlines

I haven't had the issue with Southwest but other valid emails are being directed to my spam folder.  No matter how many times I flag them as not spam, they still go there.

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@mf_ryan wrote:

I have not been receiving email comfirmations etc. into my comcast.com email just from southwest. Getting all other emails. Has anyone had this problem? 

Thanks

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Southwest has long been a problem with Comcast email.  Call security and see if they can help with this-------------------

Comcast Customer Security Assurance-------------------

Normal business hours (6:00 am to 2:00 am EST, 7 days a week)

1 - 888-565-4329