Costco Pharmacy · Price Comparison 2026
Montelukast at Costco Pharmacy: ~$162
Costco pharmacy prices are competitive, but membership is required. Script Unlock lets you compare Costco against competing local pharmacies. When independent pharmacies compete on Script Unlock, the same Montelukast (Montelukast Sodium) is available from $68 — saving you $94 per fill.
Costco Pharmacy Price
~$162
typical cash price
Competing Pharmacies
From $68
when pharmacies compete
You Could Save
$94
vs Costco Pharmacy
Free · No account needed · Takes 30 seconds
Don't Pay Costco Pharmacy's $162 for Montelukast
Pharmacies compete. You save $94. Takes 30 seconds.