United Flight 6125 Deals & Information (2025/2026)

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United Flight 6125 Route Deals From $65

The cheapest prices found with in the last 7 days for return flights were $129 and $65 for one-way flights to LaGuardia for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 10 - Fri, Dec 12
IAD
Washington Dulles Intl.
LGA
LaGuardia
$129 Roundtrip, found 22 hours ago
$129
Roundtrip
found 22 hours ago
Select United flight, departing Wed, Dec 10 from Washington Dulles Intl. to LaGuardia, returning Fri, Dec 12, priced at $129 found 22 hours ago
Wed, Sep 3 - Sun, Sep 7
IAD
Washington Dulles Intl.
LGA
LaGuardia
$131 Roundtrip, found 18 hours ago
$131
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Sep 3 from Washington Dulles Intl. to LaGuardia, returning Sun, Sep 7, priced at $131 found 18 hours ago
Wed, Sep 10 - Mon, Sep 15
IAD
Washington Dulles Intl.
LGA
LaGuardia
$135 Roundtrip, found 5 days ago
$135
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 10 from Washington Dulles Intl. to LaGuardia, returning Mon, Sep 15, priced at $135 found 5 days ago
Thu, Nov 27 - Mon, Dec 1
IAD
Washington Dulles Intl.
LGA
LaGuardia
$138 Roundtrip, just found
$138
Roundtrip
just found
Select United flight, departing Thu, Nov 27 from Washington Dulles Intl. to LaGuardia, returning Mon, Dec 1, priced at $138 just found
Wed, Jul 30 - Thu, Jul 31
IAD
Washington Dulles Intl.
LGA
LaGuardia
$139 Roundtrip, found 4 days ago
$139
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jul 30 from Washington Dulles Intl. to LaGuardia, returning Thu, Jul 31, priced at $139 found 4 days ago
Wed, Sep 3 - Sun, Sep 7
IAD
Washington Dulles Intl.
LGA
LaGuardia
$140 Roundtrip, found 18 hours ago
$140
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Sep 3 from Washington Dulles Intl. to LaGuardia, returning Sun, Sep 7, priced at $140 found 18 hours ago
Fri, Nov 14 - Fri, Nov 21
IAD
Washington Dulles Intl.
LGA
LaGuardia
$147 Roundtrip, found 3 days ago
$147
Roundtrip
found 3 days ago
Select United flight, departing Fri, Nov 14 from Washington Dulles Intl. to LaGuardia, returning Fri, Nov 21, priced at $147 found 3 days ago
Fri, Dec 12 - Mon, Dec 15
IAD
Washington Dulles Intl.
LGA
LaGuardia
$155 Roundtrip, found 4 days ago
$155
Roundtrip
found 4 days ago
Select United flight, departing Fri, Dec 12 from Washington Dulles Intl. to LaGuardia, returning Mon, Dec 15, priced at $155 found 4 days ago
Mon, Aug 4 - Fri, Aug 8
IAD
Washington Dulles Intl.
LGA
LaGuardia
$157 Roundtrip, found 4 days ago
$157
Roundtrip
found 4 days ago
Select United flight, departing Mon, Aug 4 from Washington Dulles Intl. to LaGuardia, returning Fri, Aug 8, priced at $157 found 4 days ago
Mon, Oct 6 - Fri, Nov 21
IAD
Washington Dulles Intl.
LGA
LaGuardia
$159 Roundtrip, found 2 days ago
$159
Roundtrip
found 2 days ago
Select United flight, departing Mon, Oct 6 from Washington Dulles Intl. to LaGuardia, returning Fri, Nov 21, priced at $159 found 2 days ago

Frequently asked questions

What route does flight number UA6125 take?
UA6125 jets from San Antonio, TX Airport (SAT-San Antonio Intl.) to IAD directly. This service typically takes 3 hours and 28 minutes.
What terminal does UA6125 fly out of?
Flight number UA6125 runs between San Antonio Airport and Washington Dulles Intl. Airport (IAD), and passengers booked on this flight typically take off from Terminal B.
What kind of plane is on flight number UA6125?
The route for UA6125 is usually San Antonio, TX Airport (SAT-San Antonio Intl.) to Washington Dulles Intl. Airport (IAD), and the Embraer 175 is the type of aircraft you're likely to be traveling aboard.
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 UA6125 flight with Travelocity, please visit our Customer Service Portal.