United Flight 755 Deals & Information (2025/2026)

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United Flight 755 Route Deals From $81

The cheapest prices found with in the last 7 days for return flights were $149 and $81 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 25 - Thu, May 29
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$149 Roundtrip, found 3 hours ago
$149
Roundtrip
found 3 hours ago
Select United flight, departing Sun, May 25 from Washington Dulles Intl. to Logan Intl., returning Thu, May 29, priced at $149 found 3 hours ago
Mon, May 19 - Fri, May 23
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$155 Roundtrip, found 6 hours ago
$155
Roundtrip
found 6 hours ago
Select United flight, departing Mon, May 19 from Washington Dulles Intl. to Logan Intl., returning Fri, May 23, priced at $155 found 6 hours ago
Fri, Sep 5 - Sun, Sep 7
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$157 Roundtrip, just found
$157
Roundtrip
just found
Select United flight, departing Fri, Sep 5 from Washington Dulles Intl. to Logan Intl., returning Sun, Sep 7, priced at $157 just found
Sun, May 25 - Thu, May 29
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$159 Roundtrip, found 3 hours ago
$159
Roundtrip
found 3 hours ago
Select United flight, departing Sun, May 25 from Washington Dulles Intl. to Logan Intl., returning Thu, May 29, priced at $159 found 3 hours ago
Sat, Aug 30 - Sat, Sep 6
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$164 Roundtrip, found 6 days ago
$164
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 30 from Washington Dulles Intl. to Logan Intl., returning Sat, Sep 6, priced at $164 found 6 days ago
Sun, May 25 - Thu, May 29
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$167 Roundtrip, found 3 hours ago
$167
Roundtrip
found 3 hours ago
Select United flight, departing Sun, May 25 from Washington Dulles Intl. to Logan Intl., returning Thu, May 29, priced at $167 found 3 hours ago
Fri, Sep 5 - Sun, Sep 7
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$167 Roundtrip, just found
$167
Roundtrip
just found
Select United flight, departing Fri, Sep 5 from Washington Dulles Intl. to Logan Intl., returning Sun, Sep 7, priced at $167 just found
Thu, Jul 17 - Sun, Jul 20
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$168 Roundtrip, found 3 days ago
$168
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jul 17 from Washington Dulles Intl. to Logan Intl., returning Sun, Jul 20, priced at $168 found 3 days ago
Thu, May 29 - Sun, Jun 1
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$170 Roundtrip, found 2 days ago
$170
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 29 from Washington Dulles Intl. to Logan Intl., returning Sun, Jun 1, priced at $170 found 2 days ago
Sun, May 25 - Thu, May 29
IAD
Washington Dulles Intl.
BOS
Logan Intl.
$172 Roundtrip, found 3 hours ago
$172
Roundtrip
found 3 hours ago
Select United flight, departing Sun, May 25 from Washington Dulles Intl. to Logan Intl., returning Thu, May 29, priced at $172 found 3 hours ago

Frequently asked questions

What route does flight number UA755 take?
UA755 travels between DIA airport and Orlando, FL Airport (MCO-Orlando Intl.) and flies direct. This trip takes 3 hours and 36 minutes.
What kind of plane is on flight number UA755?
The route for flight number UA755 is usually Denver, CO Airport (DEN-Denver Intl.) to Orlando, FL Airport (MCO-Orlando Intl.), and the Boeing 757-300 is the aircraft model you’ll probably be flying with.
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 UA755 flight with Travelocity, please visit our Customer Service Portal.