i hope someine could take advantage of this :
At nwa.com, you will always get the best online fare on Northwest Airlines with our Best Fare Guarantee. If you find a lower fare online for the same Northwest flight, itinerary and cabin that's at least $10 lower on the same day you purchase your nwa.com ticket, file a claim and we'll refund the difference. We will also give you an Electronic Credit Voucher (ECV) for future travel in the amount of $100 USD for each eligible ticket. Terms and conditions apply.
Visit nwa.com for complete details.
