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Flagstaff

$370+ Cheap flights from Seattle to Flagstaff (SEA - FLG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FLG
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Seattle to Flagstaff

Cheapest flights from Seattle to Flagstaff
Explore the most affordable flight options available from Seattle to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
SEA
-
FLG
1 stop5h 13m
American Airlines
Wed 9/3011:43 am
FLG
-
SEA
1 stop5h 51m
American Airlines
Deal found 7/22$412
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:10 am
SEA
-
FLG
1 stop5h 01m
American Airlines
Tue 8/187:00 am
FLG
-
SEA
1 stop7h 03m
American Airlines
Deal found 7/19$472
This American Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:00 am
SEA
-
FLG
1 stop5h 13m
American Airlines
Sat 9/1910:40 am
FLG
-
SEA
1 stop6h 54m
American Airlines
Deal found 7/20$486
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:00 am
SEA
-
FLG
1 stop5h 13m
American Airlines
Sat 10/106:30 am
FLG
-
SEA
1 stop7h 17m
American Airlines
Deal found 7/22$492
This American Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:10 pm
SEA
-
FLG
1 stop6h 13m
American Airlines
Fri 10/306:30 am
FLG
-
SEA
1 stop7h 17m
American Airlines
Deal found 7/20$502
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:10 am
SEA
-
FLG
1 stop7h 10m
American Airlines
Sat 8/151:52 pm
FLG
-
SEA
1 stop6h 18m
American Airlines
Deal found 7/23$517
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:19 pm
SEA
-
FLG
1 stop5h 48m
American Airlines
Wed 10/710:34 am
FLG
-
SEA
1 stop7h 11m
American Airlines
Deal found 7/22$523
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:19 pm
SEA
-
FLG
1 stop5h 48m
American Airlines
Sun 9/2710:40 am
FLG
-
SEA
1 stop6h 54m
American Airlines
Deal found 7/23$537
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:16 am
SEA
-
FLG
1 stop7h 04m
American Airlines
Mon 7/2711:38 am
FLG
-
SEA
1 stop6h 06m
American Airlines
Deal found 7/19$542
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:16 am
SEA
-
FLG
1 stop4h 52m
American Airlines
Wed 8/57:00 am
FLG
-
SEA
1 stop7h 03m
American Airlines
Deal found 7/23$558
This Alaska Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:44 pm
SEA
-
FLG
1 stop6h 15m
Alaska Airlines
Wed 8/511:42 am
FLG
-
SEA
1 stop7h 24m
Alaska Airlines
Deal found 7/19$660

Find flight deals from Seattle to Flagstaff

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Flagstaff (FLG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$412
(American Airlines)

One-way from

$370
(Priceline)

Popular in

May

Cheapest in

August

Average price

$443
Provider with most accurate pricing for Seattle/Tacoma Intl-Flagstaff Pulliam flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Flagstaff Pulliam flights.
Search Deals
From Seattle/Tacoma Intl to Flagstaff Pulliam
Search Deals
One-way flight from Seattle/Tacoma Intl to Flagstaff Pulliam
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Flagstaff 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, Cheapflights users made 2,558,603 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Seattle to Flagstaff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Fri 8/14

6:10 am-11:11 am

1 stop5h 01m

Flagstaff Pulliam

Tue 8/18

7:00 am-2:03 pm

1 stop7h 03m

$472

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Thu 11/12

11:25 am-6:35 pm

1 stop6h 10m

Flagstaff Pulliam

Mon 11/16

12:41 pm-5:53 pm

1 stop6h 12m

$472

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Tue 9/15

6:00 am-11:13 am

1 stop5h 13m

Flagstaff Pulliam

Sat 9/19

10:40 am-5:34 pm

1 stop6h 54m

$486

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Tue 9/22

2:19 pm-8:07 pm

1 stop5h 48m

Flagstaff Pulliam

Sun 9/27

10:40 am-5:34 pm

1 stop6h 54m

$537

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Fri 8/7

11:50 am-6:20 pm

1 stop6h 30m

Flagstaff Pulliam

Tue 8/11

11:42 am-7:06 pm

1 stop7h 24m

$696

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Sun 8/23

6:17 pm-9:49 am

1 stop15h 32m

Flagstaff Pulliam

Fri 8/28

11:42 am-8:10 pm

1 stop8h 28m

$704

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Mon 8/10

9:59 am-5:49 pm

1 stop7h 50m

Flagstaff Pulliam

Sat 8/15

1:52 pm-9:21 pm

2 stops7h 29m

$706

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Fri 10/23

1:40 pm-9:23 pm

1 stop7h 43m

Flagstaff Pulliam

Fri 10/30

11:52 am-8:57 pm

2 stops9h 05m

$722

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Thu 11/12

7:23 am-11:44 pm

2 stops15h 21m

Flagstaff Pulliam

Mon 11/16

11:16 am-5:45 pm

1 stop7h 29m

$732

SeattleFlagstaff

SEA - FLG

SEAFLG

Seattle/Tacoma Intl

Fri 10/23

1:40 pm-9:23 pm

1 stop7h 43m

Flagstaff Pulliam

Sun 10/25

11:52 am-7:23 pm

1 stop7h 31m

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Seattle to Flagstaff

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Flagstaff in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Flagstaff flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Flagstaff flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Flagstaff flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Flagstaff flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Flagstaff flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Flagstaff

Have a flexible travel schedule? Discover the best time to fly to Flagstaff from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest month to book a flight from Seattle to Flagstaff?

Currently, August is the cheapest month in which you can book a flight from Seattle to Flagstaff (average of $428). Flying from Seattle to Flagstaff in May is currently the most expensive (average of $1,326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Flagstaff

Get insights into the airlines that provide service to Flagstaff. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Flagstaff. Reviews last updated July 24, 2026.
Get a feel of what it's like to fly with Alaska Airlines and American Airlines from Seattle to Flagstaff by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,706 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
American Airlines
7.1
Good
11,844 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Flagstaff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Flagstaff?

    For as low as $472, American Airlines can have you in Flagstaff from Seattle in 5h 01m. Seattle and Flagstaff are separated by a distance of 1011 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Seattle to Flagstaff round-trip?

    Currently priced at $337, Alaska Airlines will fly you from Seattle to Flagstaff and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $405. These flights start at 43% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Seattle to Flagstaff?

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

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

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

  • What is the cheapest month to book a flight from Seattle to Flagstaff?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Flagstaff (average of $428). Flying from Seattle to Flagstaff in May is currently the most expensive (average of $1,326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Winslow
Williams

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Seattle to Flagstaff

Discover the top 2 airlines that operate flights from Seattle to Flagstaff. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$337Average$526FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$405Average$546FlexibilityNo cancel feeOn-time71%

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