Shopping Portal & Browser Extension Stack — 2026-05-26 to 2026-06-02

Top Portal Bonuses This Week

Capital One Shopping/Offers: 35% cashback or 20X miles at StubHub

• Portal/Extension: Capital One Shopping / Capital One Offers
• Source: Frequent Miler
• Link: Frequent Miler
• Rate/Value: 35% cashback or 20X miles (targeted rates may be higher)
• Ends: see source
• What: Capital One Shopping and Capital One Offers have boosted rates at StubHub to 35% cashback or 20X miles.
• Why it matters: This is a strong portal rate for event tickets; stack with a Chase Sapphire Reserve StubHub credit for additional value.

TopCashback: $40 sign-up bonus

• Portal/Extension: TopCashback
• Source: Doctor of Credit
• Link: Doctor of Credit
• Rate/Value: $40 bonus after earning $10 in cashback
• Ends: see source
• What: New TopCashback members receive a $40 bonus after earning at least $10 in cashback through the portal.
• Why it matters: This is the highest-ever TopCashback sign-up bonus, effectively adding $40 to your first $10 in portal earnings.

BeFrugal: $5 bonus on $25+ purchase (App Only)

• Portal/Extension: BeFrugal
• Source: Doctor of Credit
• Link: Doctor of Credit
• Rate/Value: $5 bonus on $25+ cashback-eligible purchase
• Ends: see source
• What: BeFrugal app users earn a $5 bonus on any cashback-eligible purchase of $25 or more.
• Why it matters: This is a 20% bonus on top of the portal's base cashback rate; requires using the BeFrugal mobile app.

Stacking & Gift Card Plays

Delta: Buy $300+ in gift cards, get $25 Uber gift card free

• Portal/Extension: Delta (gift card promo)
• Source: Upgraded Points
• Link: Upgraded Points
• Rate/Value: $25 Uber gift card free with $300+ Delta gift card purchase
• Ends: June 22, 2026
• What: Purchase $300 or more in Delta gift cards and receive a free $25 Uber gift card.
• Why it matters: This is an 8.3% bonus on gift card spend; stack with a shopping portal that pays cashback on Delta gift card purchases for a higher effective return.

Staples: Fee-free $200 Visa gift cards in-store

• Portal/Extension: Staples (gift card deal)
• Source: Frequent Miler
• Link: Frequent Miler
• Rate/Value: $0 fee on $200 Visa gift cards (normally ~$6.95)
• Ends: June 6, 2026
• What: Staples offers fee-free fixed $200 Visa gift cards in-store, limit nine per customer per day.
• Why it matters: Fee-free Visa gift cards are a key stacking ingredient — buy with a 5X-earning credit card, then liquidate to fund other purchases through portals for multiplied returns.

Shopping Events & Deadlines

Staples fee-free Visa gift cards: ends June 6

• Portal/Extension: Staples
• Source: Frequent Miler
• Link: Frequent Miler
• Rate/Value: $0 fee on $200 Visa gift cards
• Ends: June 6, 2026
• What: In-store promotion for fee-free $200 Visa gift cards at Staples.
• Why it matters: This is a time-limited opportunity to acquire manufactured-spend fuel for portal stacking; expires this Saturday.

Delta gift card promo: ends June 22

• Portal/Extension: Delta
• Source: Upgraded Points
• Link: Upgraded Points
• Rate/Value: $25 Uber gift card free with $300+ purchase
• Ends: June 22, 2026
• What: Delta gift card purchase promotion offering a free $25 Uber gift card.
• Why it matters: Three-week window to stack with portal cashback on Delta gift cards.

Honorable Mentions

• The Best Current Capital One Offers [Travel, Dining, Entertainment, Shopping] — Roundup of Capital One Offers portal deals across categories.
• June 2026 Buy Points Promotions and Bonuses — Overview of current points purchase bonuses from loyalty programs, including portal-earned points.