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Cheap flights from Phoenix Sky Harbor Intl Airport to Washington from $37

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Washington departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Washington

Cheap round-trip flights

Frontier Logo
6:05 am - 9:20 amPHX-SEA
3h 15mnonstop
Frontier Logo
8:31 pm - 11:31 pmSEA-PHX
3h 00mnonstop
$66Frontier
Find Deal
Sun, Sep 14 - Thu, Sep 18
Frontier Logo
6:05 am - 9:20 amPHX-SEA
3h 15mnonstop
Frontier Logo
8:31 pm - 11:31 pmSEA-PHX
3h 00mnonstop
$69Frontier
Find Deal
Thu, Sep 25 - Mon, Sep 29
Alaska Airlines Logo
10:44 am - 1:51 pmPHX-PAE
3h 07mnonstop
Alaska Airlines Logo
8:04 am - 10:57 amPAE-PHX
2h 53mnonstop
$157Alaska Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 11
American Airlines Logo
10:35 am - 1:14 pmPHX-GEG
2h 39mnonstop
American Airlines Logo
3:25 pm - 6:01 pmGEG-PHX
2h 36mnonstop
$157American Airlines
Find Deal
Mon, Sep 22 - Fri, Oct 3
Alaska Airlines Logo
10:44 am - 1:51 pmPHX-PAE
3h 07mnonstop
Alaska Airlines Logo
8:04 am - 10:57 amPAE-PHX
2h 53mnonstop
$162Alaska Airlines
Find Deal
Sat, Oct 4 - Sun, Oct 12
Southwest Logo
2:30 pm - 5:05 pmPHX-GEG
2h 35mnonstop
Southwest Logo
1:10 pm - 8:45 pmGEG-PHX
7h 35m1 stop
$167Southwest
Find Deal
Mon, Sep 8 - Fri, Sep 19
Southwest Logo
6:00 am - 12:35 pmPHX-GEG
6h 35m1 stop
Southwest Logo
1:10 pm - 8:45 pmGEG-PHX
7h 35m1 stop
$176Southwest
Find Deal
Mon, Sep 8 - Fri, Sep 19
Delta Logo
3:46 pm - 11:13 pmPHX-GEG
7h 27m1 stop
Delta Logo
2:35 pm - 10:41 pmGEG-PHX
8h 06m1 stop
$177Delta
Find Deal
Fri, Sep 12 - Mon, Sep 15
American Airlines Logo
9:21 pm - 11:59 pmPHX-PDX
2h 38mnonstop
American Airlines Logo
3:23 pm - 6:02 pmPDX-PHX
2h 39mnonstop
$178American Airlines
Find Deal
Sun, Aug 31 - Wed, Sep 3
Delta Logo
7:15 pm - 12:02 amPHX-GEG
4h 47m1 stop
Delta Logo
5:45 am - 12:13 pmGEG-PHX
6h 28m1 stop
$197Delta
Find Deal
Fri, Aug 22 - Mon, Aug 25

Frontier flights from Phoenix Sky Harbor Intl Airport to State of Washington

Our best Frontier deals on Phoenix Sky Harbor Intl Airport to State of Washington flight tickets
Frontier
Sep 14
PHX6:05 amPhoenix Sky Harbor Intl
3h 15m
SEA9:20 amSeattle/Tacoma Intl
Sep 18
SEA8:31 pmSeattle/Tacoma Intl
3h 00m
PHX11:31 pmPhoenix Sky Harbor Intl
$66
Find similar
Frontier
Sep 25
PHX6:05 amPhoenix Sky Harbor Intl
3h 15m
SEA9:20 amSeattle/Tacoma Intl
Sep 29
SEA8:31 pmSeattle/Tacoma Intl
3h 00m
PHX11:31 pmPhoenix Sky Harbor Intl
$69
Find similar
Frontier
Sep 8
PHX6:30 amPhoenix Sky Harbor Intl
3h 10m
PAE9:40 amEverett Paine Field
Sep 15
PAE11:30 amEverett Paine Field
2h 55m
PHX2:25 pmPhoenix Sky Harbor Intl
$77
Find similar

Hawaiian Airlines flights from Phoenix Sky Harbor Intl Airport to State of Washington

Our best Hawaiian Airlines deals on Phoenix Sky Harbor Intl Airport to State of Washington flight tickets
Hawaiian Airlines
Aug 20
PHX12:00 pmPhoenix Sky Harbor Intl
3h 07m
SEA3:07 pmSeattle/Tacoma Intl
Aug 21
SEA8:55 pmSeattle/Tacoma Intl
3h 00m
PHX11:55 pmPhoenix Sky Harbor Intl
$149
Find similar
Hawaiian Airlines
Dec 11
PHX8:00 amPhoenix Sky Harbor Intl
4h 50m
1 stop
GEG11:50 amSpokane
Dec 15
GEG11:35 amSpokane
5h 56m
1 stop
PHX6:31 pmPhoenix Sky Harbor Intl
$156
Find similar
Hawaiian Airlines
Aug 26
PHX7:00 amPhoenix Sky Harbor Intl
2h 46m
PDX9:46 amPortland
Sep 3
PDX5:35 pmPortland
2h 50m
PHX8:25 pmPhoenix Sky Harbor Intl
$177
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sun 9/14

6:05 am-9:20 am

Nonstop3h 15m

Seattle/Tacoma Intl

Thu 9/18

8:31 pm-11:31 pm

Nonstop3h 00m

$66

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Thu 9/25

6:05 am-9:20 am

Nonstop3h 15m

Seattle/Tacoma Intl

Mon 9/29

8:31 pm-11:31 pm

Nonstop3h 00m

$69

PhoenixEverett

PHX - PAE

PHXPAE

Phoenix Sky Harbor Intl

Sat 10/4

10:44 am-1:51 pm

Nonstop3h 07m

Everett Paine Field

Sat 10/11

8:04 am-10:57 am

Nonstop2h 53m

$157

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Mon 9/22

10:35 am-1:14 pm

Nonstop2h 39m

Spokane

Fri 10/3

3:25 pm-6:01 pm

Nonstop2h 36m

$157

PhoenixEverett

PHX - PAE

PHXPAE

Phoenix Sky Harbor Intl

Sat 10/4

10:44 am-1:51 pm

Nonstop3h 07m

Everett Paine Field

Sun 10/12

8:04 am-10:57 am

Nonstop2h 53m

$162

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Mon 9/8

2:30 pm-5:05 pm

Nonstop2h 35m

Spokane

Fri 9/19

1:10 pm-8:45 pm

1 stop7h 35m

$167

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Mon 9/8

6:00 am-12:35 pm

1 stop6h 35m

Spokane

Fri 9/19

1:10 pm-8:45 pm

1 stop7h 35m

$176

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Fri 9/12

3:46 pm-11:13 pm

1 stop7h 27m

Spokane

Mon 9/15

2:35 pm-10:41 pm

1 stop8h 06m

$177

PhoenixPortland

PHX - PDX

PHXPDX

Phoenix Sky Harbor Intl

Sun 8/31

9:21 pm-11:59 pm

Nonstop2h 38m

Portland

Wed 9/3

3:23 pm-6:02 pm

Nonstop2h 39m

$178

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Fri 8/22

7:15 pm-12:02 am

1 stop4h 47m

Spokane

Mon 8/25

5:45 am-12:13 pm

1 stop6h 28m

$197

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from Phoenix Sky Harbor Intl Airport, with most prices found around $146. If you aren’t able to travel to State of Washington during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $166.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Phoenix Sky Harbor Intl Airport to State of Washington is on a Friday. Travelers who choose to depart for State of Washington on a Friday will often find tickets for as low as $264. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix Sky Harbor Intl Airport to State of Washington for around $432.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $240. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $415 on average. Flights to State of Washington from Phoenix Sky Harbor Intl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Phoenix Sky Harbor Intl to Washington flight route?

Fly from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl for the best Phoenix Sky Harbor Intl - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $187 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Phoenix Sky Harbor Intl Airport for as low as $157 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl to Washington flights?

There are 4 cabin classes available to choose from on Phoenix Sky Harbor Intl to Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Phoenix Sky Harbor Intl Airport to State of Washington.

Cheap Phoenix Sky Harbor Intl Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to State of Washington

Best Price Found

$37

Fastest flight time

2h 35m

Direct flights

Every day

Airports in State of Washington

5 airports
The best one-way flight to State of Washington from Phoenix Sky Harbor Intl Airport in the past 72 hours is $37. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to State of Washington found on momondo in the last 72 hours is $66.
The fastest flight from Phoenix Sky Harbor Intl Airport to State of Washington takes 2h 35m
Direct flights go from Phoenix Sky Harbor Intl Airport to State of Washington every day.
There are 5 airports near State of Washington: Pasco Tri Cities (PSC), Portland (PDX), Everett Paine Field (PAE), Spokane (GEG), Seattle/Tacoma Intl (SEA)
Search flight deals

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Washington?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Washington?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Washington?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Phoenix Sky Harbor Intl Airport to State of Washington?

Best airlines flying from Phoenix Sky Harbor Intl Airport to State of Washington

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $53Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $89Free CancellationRating
7.8
2,611 reviews
Search Hawaiian Airlines flights
Spirit AirlinesPriceFrom $95Free CancellationRating
6.3
8,049 reviews
Search Spirit Airlines flights
DeltaPriceFrom $97Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Allegiant AirPriceFrom $112Free CancellationRating
7.2
702 reviews
Search Allegiant Air flights
SouthwestPriceFrom $112Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $130Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $143Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Washington?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Phoenix.

Can I find flights from Phoenix to Washington with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington from Phoenix with this policy.

How can momondo help me find flights from Phoenix to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to Washington.

I’m not ready to book a flight from Phoenix to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Phoenix to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

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