United Flight UA1661 Deals & Information (2025/2026)

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United Flight 1661 Route Deals From $246

The cheapest prices found with in the last 7 days for return flights were $520 and $246 for one-way flights to Punta Cana Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 5 - Fri, Aug 8
IAD
Washington Dulles Intl.
PUJ
Punta Cana Intl.
$520 Roundtrip, found 2 hours ago
$520
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Aug 5 from Washington Dulles Intl. to Punta Cana Intl., returning Fri, Aug 8, priced at $520 found 2 hours ago

Frequently asked questions

What route does flight number UA1661 take?
Flight number UA1661 takes 3 hours and 55 minutes to jet straight from IAD to Punta Cana Airport. Sure, there’s magic in the destination, but the journey is always half the fun!
How often is UA1661 on time?
United Airlines flight number UA1661 between IAD and PUJ operates on time 93% of the time — so you can relaxing knowing you will arrive at your destination ASAP. If your trip is late, you’re likely to wait 31 minutes. This route has a 3.5-star rating.
What kind of plane is on flight number UA1661?
There’s a strong chance you’ll find yourself jumping on board a Boeing 737-900 if your flight number is UA1661. This flight typically leaves from IAD and arrives at Punta Cana Intl. Airport (PUJ).
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA1661 flight with Travelocity, please visit our Customer Service Portal.