United Flight UA1177 Deals & Information (2025/2026)

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United Flight 1177 Route Deals From $114

The cheapest prices found with in the last 7 days for return flights were $269 and $114 for one-way flights to Cancun Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 24 - Fri, Feb 27
DEN
Denver Intl.
CUN
Cancun Intl.
$269 Roundtrip, found 5 days ago
$269
Roundtrip
found 5 days ago
Select United flight, departing Tue, Feb 24 from Denver Intl. to Cancun Intl., returning Fri, Feb 27, priced at $269 found 5 days ago
Mon, Mar 2 - Sat, Mar 7
DEN
Denver Intl.
CUN
Cancun Intl.
$296 Roundtrip, found 3 hours ago
$296
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 2 from Denver Intl. to Cancun Intl., returning Sat, Mar 7, priced at $296 found 3 hours ago
Tue, Nov 18 - Fri, Nov 21
DEN
Denver Intl.
CUN
Cancun Intl.
$330 Roundtrip, just found
$330
Roundtrip
just found
Select United flight, departing Tue, Nov 18 from Denver Intl. to Cancun Intl., returning Fri, Nov 21, priced at $330 just found

Frequently asked questions

What route does flight number UA1177 take?
UA1177 is used on multiple routes. Most commonly, UA1177 flies straight from Washington Dulles Intl. Airport (IAD) to Portland, ME Airport (PWM-Portland Intl. Jetport). If this is your route, you'll be in the air for roughly 1 hour and 30 minutes.
What kind of plane is on flight number UA1177?
If you're taking flight UA1177 from Washington Dulles Intl. Airport (IAD) to Portland Intl. Jetport, you'll most likely be cruising aboard the Airbus A319. Flight UA1177 serves a number of routes, but this is the most common one.
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 UA1177 flight with Travelocity, please visit our Customer Service Portal.