
$34 Cheap Frontier Airlines flights Phoenix (PHX) to Seattle (SEA)
Prices were available within the past 7 days and start at $34 for one-way flights and $165 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jan 4 - Mon, Jan 5
PHX
Phoenix
SEA
Seattle
$165 Roundtrip, just found
$165
Roundtrip
just found

Tue, Dec 30 - Mon, Jan 5
PHX
Phoenix
SEA
Seattle
$181 Roundtrip, just found
$181
Roundtrip
just found

Tue, Dec 30 - Sat, Jan 3
PHX
Phoenix
SEA
Seattle
$191 Roundtrip, just found
$191
Roundtrip
just found

Fri, Jan 2 - Mon, Jan 5
PHX
Phoenix
SEA
Seattle
$215 Roundtrip, just found
$215
Roundtrip
just found

Fri, Jan 2 - Sat, Jan 3
PHX
Phoenix
SEA
Seattle
$225 Roundtrip, just found
$225
Roundtrip
just found

Sun, Jan 4 - Thu, Jan 8
PHX
Phoenix
SEA
Seattle
$227 Roundtrip, just found
$227
Roundtrip
just found
Find the cheapest month to fly from Phoenix (PHX) to Seattle (SEA)
February is typically the cheapest month to fly
From $58 - $142 per traveler.
Origin airport | Sky Harbor Intl. |
|---|---|
Destination airport | Seattle - Tacoma Intl. |
Distance | 1770 km |
Average flight time | 2 hours 14 mins |
Most Popular Frontier Airlines Routes from Phoenix
- Frontier Airlines PHX to ONT
- Frontier Airlines PHX to CLE
- Frontier Airlines PHX to BOI
- Frontier Airlines PHX to OMA
- Frontier Airlines PHX to IAH
- Frontier Airlines PHX to ATL
- Frontier Airlines PHX to MSP
- Frontier Airlines PHX to SNA
- Frontier Airlines PHX to ISP
- Frontier Airlines PHX to DEN
- Frontier Airlines PHX to TPA
Most Popular Frontier Airlines Routes from Seattle
- Houston to Philadelphia (IAH - PHL)
- San Diego to Phoenix (SAN - PHX)
- Minneapolis to Phoenix (MSP - PHX)
- Baltimore to Orlando (BWI - MCO)
- New York to Chicago (JFK - ORD)
- Washington to Atlanta (IAD - ATL)
- Baltimore to Indianapolis (BWI - IND)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Los Angeles to Miami (LAX - MIA)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
Popular Domestic Routes in Seattle - Tacoma Intl.
- Atlanta to Detroit (ATL - DTW)
- New York to Phoenix (LGA - PHX)
- Houston to Philadelphia (IAH - PHL)
- Chicago to Salt Lake City (ORD - SLC)
- Baltimore to Indianapolis (BWI - IND)
- Atlanta to Miami (ATL - MIA)
- Ontario to Miami (ONT - MIA)
- Washington to Atlanta (IAD - ATL)
- Cleveland to Fort Lauderdale (CLE - FLL)
- New York to Chicago (JFK - ORD)