United Flight 3545 Deals & Information (2025/2026)

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United Flight 3545 Route Deals From $238

The cheapest prices found with in the last 7 days for return flights were $330 and $238 for one-way flights to Key West Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 15 - Sat, Sep 19
IAD
Washington Dulles Intl.
EYW
Key West Intl.
$330 Roundtrip, found 4 days ago
$330
Roundtrip
found 4 days ago
Select United flight, departing Tue, Sep 15 from Washington Dulles Intl. to Key West Intl., returning Sat, Sep 19, priced at $330 found 4 days ago
Sat, Jan 3 - Thu, Jan 8
IAD
Washington Dulles Intl.
EYW
Key West Intl.
$334 Roundtrip, found 3 days ago
$334
Roundtrip
found 3 days ago
Select United flight, departing Sat, Jan 3 from Washington Dulles Intl. to Key West Intl., returning Thu, Jan 8, priced at $334 found 3 days ago
Tue, Jan 6 - Sat, Jan 10
IAD
Washington Dulles Intl.
EYW
Key West Intl.
$339 Roundtrip, found 2 days ago
$339
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jan 6 from Washington Dulles Intl. to Key West Intl., returning Sat, Jan 10, priced at $339 found 2 days ago
Tue, Jan 6 - Sat, Jan 10
IAD
Washington Dulles Intl.
EYW
Key West Intl.
$348 Roundtrip, found 2 days ago
$348
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jan 6 from Washington Dulles Intl. to Key West Intl., returning Sat, Jan 10, priced at $348 found 2 days ago
Tue, Apr 7 - Sat, Apr 11
IAD
Washington Dulles Intl.
EYW
Key West Intl.
$405 Roundtrip, found 15 hours ago
$405
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Apr 7 from Washington Dulles Intl. to Key West Intl., returning Sat, Apr 11, priced at $405 found 15 hours ago
Sat, Jan 17 - Tue, Jan 20
IAD
Washington Dulles Intl.
EYW
Key West Intl.
$408 Roundtrip, found 17 hours ago
$408
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Jan 17 from Washington Dulles Intl. to Key West Intl., returning Tue, Jan 20, priced at $408 found 17 hours ago

Frequently asked questions

What route does flight number UA3545 take?
UA3545 flies straight from O'Hare Airport to Savannah - Hilton Head Intl. Airport (SAV) in 2 hours and 17 minutes. It can be used on other routes though, some of which could be multi-stop trips. Keep an eye out for this when booking your airfare to avoid any confusion.
What terminal does UA3545 fly out of?
You'll likely board from Terminal 2 if you're setting off from O'Hare Airport. Flight number UA3545 serves several routes, but the direct flight between O'Hare Intl. Airport (ORD) and Savannah - Hilton Head Intl. Airport is the most popular.
What kind of plane is on flight number UA3545?
It's possible you'll be setting off on an Embraer 170 if you've booked a ticket from ORD to Savannah - Hilton Head Intl. Airport, the most popular route for flight number UA3545.
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 UA3545 flight with Travelocity, please visit our Customer Service Portal.