Airport Comparison
IAD DullesvsSIN Singapore
Lounges at Washington Dulles International Airport (IAD) and Singapore Changi Airport (SIN) compared side by side — lounge count, access programs, walk-in prices, and terminal coverage. All figures from Loungely's verified lounge data.
| IADDulles | SINSingapore | |
|---|---|---|
| Verified lounges | 8 | 17 |
| Program-accessible | 8 | 17 |
| Access programs | Oneworld Emerald / Sapphire, Priority Pass, Star Alliance Gold, United Club Membership, United Polaris (Business Class) | Airline Access, Diners Club, DragonPass, LoungeKey, Pay-per-use, Priority Pass, Visa Infinite |
| Paid walk-in lounges | — | 9 |
| Walk-in price range | — | SGD46–SGD62 |
| Terminals covered | 3 | 4 |
All IAD lounges
Every verified lounge at Washington Dulles International Airport — access rules, prices, hours →
All SIN lounges
Every verified lounge at Singapore Changi Airport — access rules, prices, hours →
IAD vs SIN lounges — frequently asked
Does IAD or SIN have more lounges?
Singapore Changi Airport (SIN) has more — 17 verified lounges vs 8 at IAD. More lounges usually means a better chance of one matching your program or terminal.
Which lounge-access programs work at IAD vs SIN?
IAD: Oneworld Emerald / Sapphire, Priority Pass, Star Alliance Gold, United Club Membership, United Polaris (Business Class). SIN: Airline Access, Diners Club, DragonPass, LoungeKey, Pay-per-use, Priority Pass, Visa Infinite. Shared programs that work at both: Priority Pass.
Can I pay for walk-in lounge access at IAD or SIN?
IAD: no verified walk-in pricing. SIN: 9 lounges accept paid walk-ins (SGD46–SGD62). Walk-in access is the fallback when your card's program isn't present.