United Flight AS1470 Deals & Information (2025/2026)

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United Flight 1470 Route Deals From $69

The cheapest prices found with in the last 7 days for return flights were $157 and $69 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 15 - Thu, Nov 20
SEA
Seattle - Tacoma Intl.
SFO
San Francisco Intl.
$157 Roundtrip, found 4 hours ago
$157
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Nov 15 from Seattle - Tacoma Intl. to San Francisco Intl., returning Thu, Nov 20, priced at $157 found 4 hours ago
Sat, Nov 15 - Thu, Nov 20
SEA
Seattle - Tacoma Intl.
SFO
San Francisco Intl.
$157 Roundtrip, found 4 hours ago
$157
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Nov 15 from Seattle - Tacoma Intl. to San Francisco Intl., returning Thu, Nov 20, priced at $157 found 4 hours ago
Thu, Aug 7 - Tue, Aug 12
SEA
Seattle - Tacoma Intl.
SFO
San Francisco Intl.
$163 Roundtrip, found 1 hour ago
$163
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 7 from Seattle - Tacoma Intl. to San Francisco Intl., returning Tue, Aug 12, priced at $163 found 1 hour ago
Fri, Oct 24 - Sun, Oct 26
SEA
Seattle - Tacoma Intl.
SFO
San Francisco Intl.
$178 Roundtrip, found 3 days ago
$178
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 24 from Seattle - Tacoma Intl. to San Francisco Intl., returning Sun, Oct 26, priced at $178 found 3 days ago
Thu, Aug 7 - Tue, Aug 12
SEA
Seattle - Tacoma Intl.
SFO
San Francisco Intl.
$187 Roundtrip, found 1 hour ago
$187
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 7 from Seattle - Tacoma Intl. to San Francisco Intl., returning Tue, Aug 12, priced at $187 found 1 hour ago
Thu, Aug 7 - Tue, Aug 12
SEA
Seattle - Tacoma Intl.
SFO
San Francisco Intl.
$189 Roundtrip, found 1 hour ago
$189
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 7 from Seattle - Tacoma Intl. to San Francisco Intl., returning Tue, Aug 12, priced at $189 found 1 hour ago

Frequently asked questions

What route does flight number UA1470 take?
You'll be landing into IAD from BOS if you're traveling on flight number UA1470. You'll be in the air for 1 hour and 43 minutes on this trip. It's also good to note that it conveniently travels direct.
How often is UA1470 on time?
Roughly 91% of UA1470 flights head off on time --- so if you're jetting from BOS to IAD, you can kick back knowing that you will touch down at your destination as quickly as possible. In the rare event that this United Airlines journey experiences a delay, you can expect to wait approximately 33 minutes. Thanks to the carrier's top-quality service, this route has a star rating of 3.45.
What terminal does UA1470 fly out of?
Travelers with tickets for flight number UA1470 from BOS to Dulles Intl. Airport normally fly out of Terminal B.
What kind of plane is on flight number UA1470?
Expect to jump on board an Airbus A319 if you're traveling on flight UA1470. The majority of flights from BOS to IAD are operated using this kind of plane.
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 UA1470 flight with Travelocity, please visit our Customer Service Portal.