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Cheap flights from Flagstaff to Seattle from $326

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Flagstaff to Seattle departing on 9/14. 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
0 bags

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Find the cheapest flights from Flagstaff to Seattle

Cheap round-trip flights

American Airlines Logo
1:18 pm - 9:00 pmFLG-SEA
7h 42m1 stop
American Airlines Logo
3:29 pm - 9:17 pmSEA-FLG
5h 48m1 stop
$336American Airlines
Find Deal
Thu, Oct 16 - Mon, Oct 20
American Airlines Logo
8:00 am - 2:59 pmFLG-SEA
6h 59m1 stop
American Airlines Logo
6:30 am - 12:48 pmSEA-FLG
6h 18m1 stop
$416American Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
American Airlines Logo
7:47 am - 2:34 pmFLG-SEA
6h 47m1 stop
American Airlines Logo
6:11 am - 11:25 amSEA-FLG
5h 14m1 stop
$496American Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
American Airlines Logo
1:18 pm - 9:00 pmFLG-SEA
7h 42m1 stop
American Airlines Logo
2:42 pm - 9:51 amSEA-FLG
19h 09m2 stops
$551American Airlines
Find Deal
Thu, Oct 16 - Mon, Oct 20
Alaska Airlines Logo
6:07 pm - 10:09 amFLG-SEA
16h 02m1 stop
Alaska Airlines Logo
6:59 pm - 9:58 amSEA-FLG
14h 59m2 stops
$765Alaska Airlines
Find Deal
Sun, Aug 17 - Mon, Aug 18
American Airlines Logo
7:47 am - 2:34 pmFLG-SEA
6h 47m1 stop
American Airlines Logo
7:25 am - 4:54 pmSEA-FLG
9h 29m2 stops
$770American Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
American Airlines Logo
8:15 am - 2:45 pmFLG-SEA
6h 30m1 stop
American Airlines Logo
10:55 am - 5:37 pmSEA-FLG
6h 42m1 stop
$851American Airlines
Find Deal
Sun, Aug 10 - Tue, Aug 12
Alaska Airlines Logo
10:30 am - 7:05 amFLG-SEA
20h 35m2 stops
Alaska Airlines Logo
2:58 pm - 9:58 amSEA-FLG
19h 00m2 stops
$873Alaska Airlines
Find Deal
Sun, Aug 17 - Mon, Aug 18
American Airlines Logo
8:15 am - 2:43 pmFLG-SEA
6h 28m1 stop
American Airlines Logo
5:25 am - 7:31 pmSEA-FLG
14h 06m1 stop
$924American Airlines
Find Deal
Wed, Aug 13 - Mon, Aug 18
American Airlines Logo
8:15 am - 2:45 pmFLG-SEA
6h 30m1 stop
American Airlines Logo
5:25 am - 7:31 pmSEA-FLG
14h 06m1 stop
$929American Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18

American Airlines flights from Flagstaff to Seattle

Our best American Airlines deals on Flagstaff to Seattle flight tickets
American Airlines
Oct 16
FLG1:18 pmFlagstaff Pulliam
7h 42m
1 stop
SEA9:00 pmSeattle/Tacoma Intl
Oct 20
SEA3:29 pmSeattle/Tacoma Intl
5h 48m
1 stop
FLG9:17 pmFlagstaff Pulliam
$336
Find similar
American Airlines
Oct 10
FLG8:00 amFlagstaff Pulliam
6h 59m
1 stop
SEA2:59 pmSeattle/Tacoma Intl
Oct 13
SEA6:30 amSeattle/Tacoma Intl
6h 18m
1 stop
FLG12:48 pmFlagstaff Pulliam
$416
Find similar
American Airlines
Sep 4
FLG7:47 amFlagstaff Pulliam
6h 47m
1 stop
SEA2:34 pmSeattle/Tacoma Intl
Sep 8
SEA6:11 amSeattle/Tacoma Intl
5h 14m
1 stop
FLG11:25 amFlagstaff Pulliam
$496
Find similar

Alaska Airlines flights from Flagstaff to Seattle

Our best Alaska Airlines deals on Flagstaff to Seattle flight tickets
Alaska Airlines
Aug 17
FLG6:07 pmFlagstaff Pulliam
16h 02m
1 stop
SEA10:09 amSeattle/Tacoma Intl
Aug 18
SEA6:59 pmSeattle/Tacoma Intl
14h 59m
2 stops
FLG9:58 amFlagstaff Pulliam
$765
Find similar
Alaska Airlines
Aug 17
FLG10:30 amFlagstaff Pulliam
20h 35m
2 stops
SEA7:05 amSeattle/Tacoma Intl
Aug 18
SEA2:58 pmSeattle/Tacoma Intl
19h 00m
2 stops
FLG9:58 amFlagstaff Pulliam
$873
Find similar
Alaska Airlines
Aug 14
FLG10:30 amFlagstaff Pulliam
6h 30m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Aug 18
SEA9:54 amSeattle/Tacoma Intl
7h 43m
1 stop
FLG5:37 pmFlagstaff Pulliam
$2,286
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Flagstaff to Seattle 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 Flagstaff to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Thu 10/16

1:18 pm-9:00 pm

1 stop7h 42m

Seattle/Tacoma Intl

Mon 10/20

3:29 pm-9:17 pm

1 stop5h 48m

$336

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Fri 10/10

8:00 am-2:59 pm

1 stop6h 59m

Seattle/Tacoma Intl

Mon 10/13

6:30 am-12:48 pm

1 stop6h 18m

$416

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Thu 9/4

7:47 am-2:34 pm

1 stop6h 47m

Seattle/Tacoma Intl

Mon 9/8

6:11 am-11:25 am

1 stop5h 14m

$496

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Thu 10/16

1:18 pm-9:00 pm

1 stop7h 42m

Seattle/Tacoma Intl

Mon 10/20

2:42 pm-9:51 am

2 stops19h 09m

$551

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Sun 8/17

6:07 pm-10:09 am

1 stop16h 02m

Seattle/Tacoma Intl

Mon 8/18

6:59 pm-9:58 am

2 stops14h 59m

$765

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Thu 9/4

7:47 am-2:34 pm

1 stop6h 47m

Seattle/Tacoma Intl

Mon 9/8

7:25 am-4:54 pm

2 stops9h 29m

$770

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Sun 8/10

8:15 am-2:45 pm

1 stop6h 30m

Seattle/Tacoma Intl

Tue 8/12

10:55 am-5:37 pm

1 stop6h 42m

$851

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Sun 8/17

10:30 am-7:05 am

2 stops20h 35m

Seattle/Tacoma Intl

Mon 8/18

2:58 pm-9:58 am

2 stops19h 00m

$873

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Wed 8/13

8:15 am-2:43 pm

1 stop6h 28m

Seattle/Tacoma Intl

Mon 8/18

5:25 am-7:31 pm

1 stop14h 06m

$924

FlagstaffSeattle

FLG - SEA

FLGSEA

Flagstaff Pulliam

Thu 8/14

8:15 am-2:45 pm

1 stop6h 30m

Seattle/Tacoma Intl

Mon 8/18

5:25 am-7:31 pm

1 stop14h 06m

$929

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Flagstaff to Seattle

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 Seattle?

In general, April is the cheapest month to fly from Flagstaff to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $379. If you don’t want to visit Seattle in April, then you should wait until September to fly from Flagstaff, when ticket prices are also cheap, with an average price of $396.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Flagstaff is on a Friday. momondo users have found tickets for Friday departures for as low as $556. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from Flagstaff because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $674.

How have Flagstaff to Seattle flight prices changed over time?

As of July 2025, prices for Flagstaff to Seattle flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Flagstaff to Seattle

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

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

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

Best Price Found

$326

Fastest flight time

6h 18m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Flagstaff in the past 72 hours is $326. The best round-trip flight deal from Flagstaff to Seattle found on momondo in the last 72 hours is $336.
The fastest flight from Flagstaff to Seattle takes 6h 18m
There are no direct flights from Flagstaff to Seattle. Popular non-direct route for this connection is Flagstaff Pulliam Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

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

    A flight from Flagstaff Pulliam to Seattle/Tacoma Intl will travel around 1018.2 mi. 6h 18m is a normal flight duration for this route.

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

    Prices for flights from Flagstaff Pulliam Airport to Seattle/Tacoma Intl Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Flagstaff to Seattle?

Best airlines flying from Flagstaff to Seattle

Compare and see reviews for airlines that fly from Flagstaff to Seattle with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $365Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Federal Way
Puyallup
Lynnwood
Marysville
Tukwila
Kirkland
Lakewood
Fife
Centralia
Cle Elum
Shoreline
Westport
Redmond

Why use momondo?

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

Finding the right flight to Seattle from Flagstaff is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Flagstaff to Seattle flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Flagstaff and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Seattle from Flagstaff are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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