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Cheap flights from Seattle to Flagstaff from $370

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Flagstaff departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Flagstaff

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 11:16 amSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
5h 16m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:15 am - 1:47 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 32m1 stop Phoenix Sky Harbor Intl
$412American Airlines
Wed, Oct 7 - Sat, Oct 17
American Airlines Logo
3:30 pm - 8:39 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
5h 09m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:15 am - 1:47 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 32m1 stop Phoenix Sky Harbor Intl
$412American Airlines
Sat, Oct 10 - Sat, Oct 17
American Airlines Logo
3:30 pm - 8:39 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
5h 09m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
11:52 am - 5:50 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
5h 58m1 stop Phoenix Sky Harbor Intl
$442American Airlines
Sat, Oct 17 - Thu, Oct 22
American Airlines Logo
6:00 am - 11:13 amSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
5h 13m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
10:37 am - 5:34 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 57m1 stop Phoenix Sky Harbor Intl
$442American Airlines
Thu, Sep 10 - Tue, Sep 15
American Airlines Logo
3:10 pm - 9:23 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
6h 13m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:15 am - 1:47 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 32m1 stop Phoenix Sky Harbor Intl
$447American Airlines
Wed, Oct 7 - Sat, Oct 17
American Airlines Logo
11:25 am - 5:32 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
5h 07m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
7:24 am - 1:49 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 25m1 stop Phoenix Sky Harbor Intl
$472American Airlines
Fri, Feb 5 - Mon, Feb 8
American Airlines Logo
2:19 pm - 8:07 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
5h 48m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
10:34 am - 5:50 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 16m1 stop Phoenix Sky Harbor Intl
$472American Airlines
Sat, Sep 12 - Wed, Oct 7
American Airlines Logo
7:00 am - 3:34 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 34m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
12:17 pm - 5:17 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
6h 00m1 stop Phoenix Sky Harbor Intl
$472American Airlines
Fri, Dec 11 - Mon, Dec 14
Alaska Airlines Logo
1:42 pm - 9:28 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
7h 46m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
10:37 am - 5:37 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 00m1 stop Phoenix Sky Harbor Intl
$532Alaska Airlines
Thu, Sep 10 - Wed, Sep 16
Alaska Airlines Logo
1:40 pm - 8:39 pmSEA  Seattle/Tacoma Intl-FLG Flagstaff Pulliam
6h 59m1 stop Phoenix Sky Harbor Intl
Alaska Airlines Logo
11:16 am - 5:46 pmFLG  Flagstaff Pulliam-SEA Seattle/Tacoma Intl
7h 30m1 stop Phoenix Sky Harbor Intl
$532Alaska Airlines
Sat, Oct 17 - Mon, Nov 9

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American Airlines flights from Seattle to Flagstaff

Our best American Airlines deals on Seattle to Flagstaff flight tickets
American Airlines
Oct 7
SEA6:00 amSeattle/Tacoma Intl
5h 16m
1 stop
FLG11:16 amFlagstaff Pulliam
Oct 17
FLG6:15 amFlagstaff Pulliam
7h 32m
1 stop
SEA1:47 pmSeattle/Tacoma Intl
$412
American Airlines
Sep 10
SEA6:00 amSeattle/Tacoma Intl
5h 13m
1 stop
FLG11:13 amFlagstaff Pulliam
Sep 15
FLG10:37 amFlagstaff Pulliam
6h 57m
1 stop
SEA5:34 pmSeattle/Tacoma Intl
$442
American Airlines
Oct 7
SEA3:10 pmSeattle/Tacoma Intl
6h 13m
1 stop
FLG9:23 pmFlagstaff Pulliam
Oct 17
FLG6:15 amFlagstaff Pulliam
7h 32m
1 stop
SEA1:47 pmSeattle/Tacoma Intl
$447

Alaska Airlines flights from Seattle to Flagstaff

Our best Alaska Airlines deals on Seattle to Flagstaff flight tickets
Alaska Airlines
Sep 10
SEA1:42 pmSeattle/Tacoma Intl
7h 46m
1 stop
FLG9:28 pmFlagstaff Pulliam
Sep 16
FLG10:37 amFlagstaff Pulliam
7h 00m
1 stop
SEA5:37 pmSeattle/Tacoma Intl
$532
Alaska Airlines
Oct 15
SEA1:40 pmSeattle/Tacoma Intl
7h 43m
1 stop
FLG9:23 pmFlagstaff Pulliam
Nov 9
FLG11:16 amFlagstaff Pulliam
7h 30m
1 stop
SEA5:46 pmSeattle/Tacoma Intl
$562
Alaska Airlines
Aug 15
SEA11:50 amSeattle/Tacoma Intl
6h 30m
1 stop
FLG6:20 pmFlagstaff Pulliam
Aug 19
FLG10:30 amFlagstaff Pulliam
7h 07m
1 stop
SEA5:37 pmSeattle/Tacoma Intl
$572

momondo 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, momondo users made 832,500 searches. Data last updated August 11, 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

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Wed 10/7

6:00 am-11:16 am

1 stop5h 16m

Flagstaff Pulliam

Sat 10/17

6:15 am-1:47 pm

1 stop7h 32m

$412

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Sat 10/10

3:30 pm-8:39 pm

1 stop5h 09m

Flagstaff Pulliam

Sat 10/17

6:15 am-1:47 pm

1 stop7h 32m

$412
Quickest round-trip

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Sat 10/17

3:30 pm-8:39 pm

1 stop5h 09m

Flagstaff Pulliam

Thu 10/22

11:52 am-5:50 pm

1 stop5h 58m

$442

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Thu 9/10

6:00 am-11:13 am

1 stop5h 13m

Flagstaff Pulliam

Tue 9/15

10:37 am-5:34 pm

1 stop6h 57m

$442

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Wed 10/7

3:10 pm-9:23 pm

1 stop6h 13m

Flagstaff Pulliam

Sat 10/17

6:15 am-1:47 pm

1 stop7h 32m

$447

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Fri 2/5

11:25 am-5:32 pm

1 stop5h 07m

Flagstaff Pulliam

Mon 2/8

7:24 am-1:49 pm

1 stop7h 25m

$472

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Sat 9/12

2:19 pm-8:07 pm

1 stop5h 48m

Flagstaff Pulliam

Wed 10/7

10:34 am-5:50 pm

1 stop7h 16m

$472

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Fri 12/11

7:00 am-3:34 pm

1 stop7h 34m

Flagstaff Pulliam

Mon 12/14

12:17 pm-5:17 pm

1 stop6h 00m

$472

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Thu 9/10

1:42 pm-9:28 pm

1 stop7h 46m

Flagstaff Pulliam

Wed 9/16

10:37 am-5:37 pm

1 stop7h 00m

$532

SeattleFlagstaff

SEA Seattle/Tacoma Intl - FLG Flagstaff Pulliam

SEAFLG

Seattle/Tacoma Intl

Sat 10/17

1:40 pm-8:39 pm

1 stop6h 59m

Flagstaff Pulliam

Mon 11/9

11:16 am-5:46 pm

1 stop7h 30m

$532

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 Flagstaff from

How to get the cheapest flight ticket from Seattle to Flagstaff

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 Flagstaff?

The month of July is, on average, the cheapest month to fly to Flagstaff from Seattle, with most prices found around $443. The month of January is another great option to travel to Flagstaff, with average flight prices from Seattle averaging around $455.

When to book flights from Seattle to Flagstaff

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Flagstaff according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Flagstaff (SEA to FLG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Flagstaff

Fastest flight time

4h 37m

Direct flights

None
The fastest flight from Seattle to Flagstaff takes 4h 37m
There are no direct flights from Seattle to Flagstaff. There are no popular flight routes from Seattle to Flagstaff.
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Frequently asked questions about flying from Seattle to Flagstaff

  • How far is Seattle/Tacoma Intl to Flagstaff Pulliam by plane?

    A flight from Seattle/Tacoma Intl to Flagstaff Pulliam will travel around 1018.2 mi. Flights usually cover this in 4h 37m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Flagstaff Pulliam Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Flagstaff Pulliam Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Flagstaff Pulliam Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Flagstaff Pulliam Airport?

    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 Seattle/Tacoma Intl Airport to Flagstaff Pulliam Airport.

  • What documentation or ID do you need to fly to Flagstaff Pulliam Airport?

    The travel and health documents required for your trip to Flagstaff Pulliam Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Flagstaff Pulliam Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Flagstaff?

Best airlines flying from Seattle to Flagstaff

Compare and see reviews for airlines that fly from Seattle to Flagstaff with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $337Free CancellationRating
7.9
12,797 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $405Free CancellationRating
7.1
11,908 reviews
Search American Airlines flights

Traveling to a place near Flagstaff?

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

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Flagstaff?

It is quick and easy to find Seattle to Flagstaff flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Flagstaff that suits you.

Can I find flights from Seattle to Flagstaff with flexible booking policies on momondo?

Flights from Seattle to Flagstaff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Flagstaff?

Once you have performed a search for Seattle to Flagstaff flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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