What are the cheapest airlines to fly from Tempe to Seattle one-way?

One-way options have recently been found by users for as low as $29 on Frontier. Other airlines that offer cheap prices include Southwest from $58 and Alaska Airlines from $58 one-way.

Weekly flight availability from Tempe to Seattle

The most flights from TM9 to SEA are scheduled on a Thursday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the cheapest flights from Tempe to Seattle?

Looking for the cheapest flight from Tempe to Seattle? While on average our users pay $834, our data indicates the cheapest price to be $103. The most popular route (Phoenix Sky Harbor Intl - Seattle/Tacoma Intl), is priced around $198.

What are the most reliable airlines from Tempe to Seattle?

Consider Atlas Air (100%), Korean Air (94%) or WestJet (93%) when booking your flight. These represent the most reliable airlines when flying from Tempe to Seattle.

What are the most popular airlines that fly from Tempe to Seattle?

Before booking your flight from Tempe to Seattle check out the most popular airlines for this route: Alaska Airlines, Delta or Frontier.

What airport do you fly into for flights to Seattle from Tempe?

Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Tempe. Booking flights from Tempe to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 26 daily inbound flights from Tempe from 7 different airlines.

Can I find deals for flights from Tempe to Seattle that include hotel bookings?

Yes. In addition to deals on Tempe to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Tempe to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tempe to Seattle.

Can I find deals for business class flights from Tempe to Seattle?

Yes. Cheapflights offers flight deals from Tempe to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Tempe to Seattle

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Tempe to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Tempe to Seattle/Tacoma Intl are usually found in January or February, booked 43 days in advance, depart on a Friday or Thursday and return on a Saturday

Find flight deals from Tempe to Seattle

Most accurate provider	Expedia 1 star
Most trusted provider	Expedia 3 stars
Popular in	July
Cheapest in	January
Average price	$270

Provider with most accurate pricing for Phoenix-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Phoenix-Seattle/Tacoma Intl flights.

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Insights

Everything you need to know about your flight from Tempe to Seattle

Prices

Airlines

What is the cheapest time of day to fly from TM9 to SEA?

A simple way to save on the total cost of your ticket is to fly from Tempe to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Tempe to Seattle?

Travelers seeking maximum savings on their Tempe to Seattle flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Tempe to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Alaska Airlines

7.9

Good

13,122 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Southwest

7.9

Good

4,221 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Delta

7.8

Good

8,678 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

American Airlines

7.0

Good

12,192 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Frontier

5.5

Fair

2,519 reviews

Alaska Airlines

7.9

Good

13,122 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Related info for your journey

What airport do you fly into for flights to Seattle from Tempe?
Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Tempe. Booking flights from Tempe to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 26 daily inbound flights from Tempe from 7 different airlines.
What are the cheapest airlines to fly from Tempe to Seattle one-way?
One-way options have recently been found by users for as low as $29 on Frontier. Other airlines that offer cheap prices include Southwest from $58 and Alaska Airlines from $58 one-way.
What are the most reliable airlines from Tempe to Seattle?
Consider Atlas Air (100%), Korean Air (94%) or WestJet (93%) when booking your flight. These represent the most reliable airlines when flying from Tempe to Seattle.
What are the cheapest flights from Tempe to Seattle?
Looking for the cheapest flight from Tempe to Seattle? While on average our users pay $834, our data indicates the cheapest price to be $103. The most popular route (Phoenix Sky Harbor Intl - Seattle/Tacoma Intl), is priced around $198.
Can I find deals for flights from Tempe to Seattle that include hotel bookings?
Yes. In addition to deals on Tempe to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Tempe to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tempe to Seattle.
Can I find deals for business class flights from Tempe to Seattle?
Yes. Cheapflights offers flight deals from Tempe to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

SeaTac

Renton

Tacoma

Lacey

Leavenworth

Olympia

Tukwila

Snoqualmie

Puyallup

Lynnwood

Centralia

Kent

Tumwater

Ocean Shores

Ellensburg

Issaquah

Lakewood

Poulsbo

Marysville

Shoreline

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Popular flights

Seattle flight routes

Top destinations

Alternative routes for Tempe to Seattle

Top 7 airlines flying from Tempe to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$53	Average$177	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$107	Average$282	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$108	Average$260	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$117	Average$286	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$135	Average$297	FlexibilityNo cancel fee	On-time71%
JetBlue	Cheapest$180	Average$255	FlexibilityNo cancel fee	On-time62%
Hawaiian Airlines	Cheapest$199	Average$291	FlexibilityNo cancel fee	On-time85%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Tempe, AZ to Seattle (SEA)

Find cheap flights from Tempe to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Tempe to Seattle

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from TM9 to SEA?

A simple way to save on the total cost of your ticket is to fly from Tempe to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Tempe to Seattle?

Travelers seeking maximum savings on their Tempe to Seattle flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Tempe to Seattle

The most flights from TM9 to SEA are scheduled on a Thursday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Tempe to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Seattle from Tempe?

What are the cheapest airlines to fly from Tempe to Seattle one-way?

What are the most reliable airlines from Tempe to Seattle?

What are the cheapest flights from Tempe to Seattle?

Can I find deals for flights from Tempe to Seattle that include hotel bookings?

How can I find direct flights from Tempe to Seattle?

Can I find deals for business class flights from Tempe to Seattle?

Traveling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Tempe to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Tempe to Seattle by cabin class

Find flights from Tempe to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Tempe and Seattle flights

Browse other Tempe and Seattle flight options. Last updated on October 24, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 24, 2026.

Tempe to Seattle flights

Consider these flights traveling from Tempe to Seattle.

Top 7 airlines flying from Tempe to Seattle

100% Free

Book with Flexibility

Travel Smart