United Flight AS549 Deals & Information (2025/2026)

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United Flight 549 Route Deals From $152

The cheapest prices found with in the last 7 days for return flights were $242 and $152 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 14 - Wed, May 28
SFO
San Francisco Intl.
EWR
Newark Liberty Intl. Airport
$242 Roundtrip, found 16 hours ago
$242
Roundtrip
found 16 hours ago
Select United flight, departing Wed, May 14 from San Francisco Intl. to Newark Liberty Intl. Airport, returning Wed, May 28, priced at $242 found 16 hours ago
Wed, May 14 - Wed, May 28
SFO
San Francisco Intl.
EWR
Newark Liberty Intl. Airport
$263 Roundtrip, found 16 hours ago
$263
Roundtrip
found 16 hours ago
Select United flight, departing Wed, May 14 from San Francisco Intl. to Newark Liberty Intl. Airport, returning Wed, May 28, priced at $263 found 16 hours ago
Fri, May 30 - Fri, Jun 6
SFO
San Francisco Intl.
EWR
Newark Liberty Intl. Airport
$264 Roundtrip, just found
$264
Roundtrip
just found
Select United flight, departing Fri, May 30 from San Francisco Intl. to Newark Liberty Intl. Airport, returning Fri, Jun 6, priced at $264 just found

Frequently asked questions

What route does flight number UA549 take?
UA549 flies directly between Phoenix Sky Harbor Intl. Airport and San Francisco Intl. Airport (SFO) in approximately 1 hour and 55 minutes. It can sometimes be used on other routes though, some of which may be multi-stop flights. Keep an eye out for this when booking your airfare to avoid any confusion.
What terminal does UA549 fly out of?
If you’re setting off from Phoenix, AZ Airport (PHX-Sky Harbor Intl.), you’ll likely board the aircraft from Terminal 3. The most frequented route for UA549 is PHX to San Francisco Intl. Airport (SFO), which is a nonstop flight.
What kind of plane is on flight number UA549?
There’s a good chance you’ll be boarding the Boeing 737-800 if you’re flying from Phoenix Sky Harbor Intl. Airport to San Francisco Airport, one route used for flight UA549.
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 UA549 flight with Travelocity, please visit our Customer Service Portal.