$351+ Cheap flights from Seattle to Flagstaff (SEA - FLG)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FLG
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Flagstaff 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.Cheap flight deals from Seattle to Flagstaff
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Last-minute
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Cheapest flights from Seattle to FlagstaffExplore 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 October 26, 2026.
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 October 26, 2026.
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/106:20 am -
1 stop4h 54m
Mon 12/1411:12 am -
1 stop7h 37m
Deal found 10/25![American Airlines logo]()
$512
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/226:00 am -
1 stop5h 10m
Tue 12/112:40 pm -
1 stop6h 07m
Deal found 10/22![American Airlines logo]()
$517
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/116:20 am -
1 stop4h 50m
Wed 11/1812:41 pm -
1 stop6h 12m
Deal found 10/22![American Airlines logo]()
$522
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Thu 11/126:20 am -
1 stop4h 50m
Tue 11/177:37 am -
1 stop7h 14m
Deal found 10/23![American Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/196:17 pm -
1 stop4h 23m
Thu 11/267:37 am -
1 stop7h 17m
Deal found 10/21![American Airlines logo]()
$616
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/109:54 am -
1 stop7h 41m
Sat 11/1411:16 am -
1 stop7h 30m
Deal found 10/21![Alaska Airlines logo]()
$632
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:15 am -
2 stops15h 25m
Tue 12/17:37 am -
2 stops11h 57m
Deal found 10/21![Alaska Airlines logo]()
$637
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:55 pm -
1 stop5h 45m
Mon 11/307:10 pm -
1 stop6h 49m
Deal found 10/21![Alaska Airlines logo]()
$662
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:54 am -
1 stop7h 41m
Wed 11/1811:16 am -
2 stops10h 16m
Deal found 10/22![Alaska Airlines logo]()
$663
Best flights from Seattle to FlagstaffDiscover carefully curated flight deals from Seattle to Flagstaff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Seattle to Flagstaff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 1/2011:39 am -
1 stop7h 59m
Sat 1/307:29 am -
1 stop7h 54m
Deal found 10/24![Alaska Airlines logo]()
$562
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 1/207:45 am -
2 stops11h 53m
Wed 1/277:29 am -
1 stop7h 54m
Deal found 10/24![Alaska Airlines logo]()
$572
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:54 am -
1 stop7h 41m
Wed 11/1111:16 am -
1 stop7h 30m
Deal found 10/23![Alaska Airlines logo]()
$632
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/109:54 am -
1 stop7h 41m
Sat 11/1411:16 am -
1 stop7h 30m
Deal found 10/21![Alaska Airlines logo]()
$632
Last-minute flights from Seattle to FlagstaffDiscover last-minute flight deals from Seattle to Flagstaff. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Flagstaff. Data last updated October 26, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/109:54 am -
1 stop7h 41m
Sat 11/1411:16 am -
1 stop7h 30m
Deal found 10/21![Alaska Airlines logo]()
$632
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/116:20 am -
1 stop4h 50m
Wed 11/1812:41 pm -
1 stop6h 12m
Deal found 10/22![American Airlines logo]()
$522
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:54 am -
1 stop7h 41m
Wed 11/1811:16 am -
2 stops10h 16m
Deal found 10/22![Alaska Airlines logo]()
$663
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Thu 11/126:20 am -
1 stop4h 50m
Tue 11/177:37 am -
1 stop7h 14m
Deal found 10/23![American Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/196:17 pm -
1 stop4h 23m
Thu 11/267:37 am -
1 stop7h 17m
Deal found 10/21![American Airlines logo]()
$616
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/204:55 pm -
1 stop5h 45m
Mon 11/307:10 pm -
1 stop6h 49m
Deal found 10/21![Alaska Airlines logo]()
$702
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/226:00 am -
1 stop5h 10m
Tue 12/112:40 pm -
1 stop6h 07m
Deal found 10/22![American Airlines logo]()
$517
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:15 am -
2 stops15h 25m
Tue 12/17:37 am -
2 stops11h 57m
Deal found 10/21![Alaska Airlines logo]()
$637
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:55 pm -
1 stop5h 45m
Mon 11/307:10 pm -
1 stop6h 49m
Deal found 10/21![Alaska Airlines logo]()
$662
One-way flights from Seattle to FlagstaffSearch for one-way flight options from Seattle to Flagstaff. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Seattle to Flagstaff. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This American Airlines deal was found by Cheapflights users on 10/21. 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 1/216:01 am -
1 stop13h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$351
This Priceline deal was found by Cheapflights users on 10/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1011:39 am -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Alaska Airlines logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 1/17:05 am -
2 stops36h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$692
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 1/2110:59 pm -
2 stops44h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$712
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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $482 (American Airlines) |
One-way from | $351 (American Airlines) |
Popular in | May |
Cheapest in | July |
Average price | $655 |
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 7,457,451 searches. Data last updated October 26, 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
Cheapest round-trip
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Thu 1/21
6:01 am-8:38 pm
1 stop13h 37m
Flagstaff Pulliam
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$351
Quickest round-trip
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Wed 2/10
11:39 am-8:38 pm
1 stop7h 59m
Flagstaff Pulliam
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$390
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Wed 1/20
11:39 am-8:38 pm
1 stop7h 59m
Flagstaff Pulliam
Sat 1/30
7:29 am-2:23 pm
1 stop7h 54m
$562
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Wed 1/20
7:45 am-8:38 pm
2 stops11h 53m
Flagstaff Pulliam
Wed 1/27
7:29 am-2:23 pm
1 stop7h 54m
$572
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Sat 11/7
9:54 am-6:35 pm
1 stop7h 41m
Flagstaff Pulliam
Wed 11/11
11:16 am-5:46 pm
1 stop7h 30m
$632
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Tue 11/10
9:54 am-6:35 pm
1 stop7h 41m
Flagstaff Pulliam
Sat 11/14
11:16 am-5:46 pm
1 stop7h 30m
$632
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Fri 1/1
7:05 am-8:31 pm
2 stops36h 26m
Flagstaff Pulliam
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$692
SeattleFlagstaff
SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam
SEAFLG
Seattle/Tacoma Intl
Thu 1/21
10:59 pm-8:38 pm
2 stops44h 39m
Flagstaff Pulliam
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$712
Sorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SEA-FLG
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.
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 October 26, 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.
Food
7.0
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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.
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Complete your trip
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Seattle and Flagstaff flights
Browse other Seattle and Flagstaff flight options. Last updated on October 26, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$343 | Average$561 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$405 | Average$546 | FlexibilityNo cancel fee | On-time71% |