The event will last till 25th August.
There will also be some offers on the regular OnePlus 5 and OnePlus 3T, it said.
The 8GB version, which comes with 128 GB of storage, will be priced at Rs. 37,999.
Any purchases made during the week will be eligible to get offers from Cleartrip. They can also get Rs 1,500 cash back if they use an Amazon Gift Card to make their purchase of the phone.
It is also offering interest-free EMIs.
The OnePlus 5 is available in Midnight Black, Slate Gray and Soft Gold colors.
It has a Snapdragon 835 chipset, coupled with up to 6 or 8 GB of RAM.
“This is the only smartphone in India to offer the unparalleled user experience with its flagship snapdragon processor and highest ever RAM. With Dash Charge, proprietary charging technology from OnePlus, user will always get a day’s power in half an hour,” the company claimed.
The OnePlus 3T, the older model, is available for Rs. 27,999 during this period, plus Rs 1,500 cash back for Amazon Gift Card users.
Those who buy the device from the company’s website will get free T-Shirts and a 50% discount on Flip Covers, plus bundled Vodafone data and Amazon Prime subscription.