What airlines fly to Seattle?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Seattle from Montrose according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Montrose County to Seattle/Tacoma Intl?

United Airlines and Southwest are the most popular carriers operating from Montrose County to Seattle/Tacoma Intl

When did momondo last update prices for flights from Montrose County Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Montrose County Airport to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights from Montrose County Airport to Seattle/Tacoma Intl Airport?

There are 2 operators available for flights from Montrose County Airport to Seattle/Tacoma Intl Airport as of August 2025.

How old do you have to be to fly from Montrose County Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montrose County Airport to Seattle/Tacoma Intl Airport.

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

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$156 Cheap Flights from Montrose to Seattle in 2025

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Find the cheapest flights from Montrose to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

12:47 pm - 9:15 pmMTJ-SEA

9h 28m1 stop

7:15 pm - 11:24 amSEA-MTJ

15h 09m2 stops

$306American Airlines

Find Deal

Fri, Dec 5 - Mon, Dec 8

3:24 pm - 9:22 pmMTJ-SEA

6h 58m1 stop

5:02 am - 12:47 pmSEA-MTJ

6h 45m1 stop

$309United Airlines

Find Deal

Thu, Sep 18 - Tue, Sep 23

12:05 pm - 10:55 pmMTJ-SEA

11h 50m1 stop

5:40 am - 11:20 amSEA-MTJ

4h 40m1 stop

$344Southwest

Find Deal

Fri, Dec 5 - Mon, Dec 8

1:43 pm - 5:51 pmMTJ-SEA

5h 08m1 stop

6:25 am - 8:22 pmSEA-MTJ

12h 57m2 stops

$349United Airlines

Find Deal

Thu, Sep 18 - Tue, Sep 23

12:47 pm - 9:15 pmMTJ-SEA

9h 28m1 stop

12:28 am - 11:24 amSEA-MTJ

9h 56m1 stop

$361American Airlines

Find Deal

Fri, Dec 5 - Sun, Dec 7

10:36 am - 4:53 pmMTJ-SEA

7h 17m1 stop

5:11 am - 1:45 pmSEA-MTJ

7h 34m1 stop

$396American Airlines

Find Deal

Wed, Oct 1 - Sun, Oct 5

1:45 pm - 9:53 pmMTJ-SEA

9h 08m2 stops

5:00 am - 12:46 pmSEA-MTJ

6h 46m1 stop

$399United Airlines

Find Deal

Wed, Oct 1 - Sun, Oct 5

1:43 pm - 10:15 pmMTJ-SEA

9h 32m2 stops

6:25 am - 8:22 pmSEA-MTJ

12h 57m2 stops

$427United Airlines

Find Deal

Thu, Sep 18 - Tue, Sep 23

12:47 pm - 11:15 pmMTJ-SEA

11h 28m2 stops

7:15 pm - 11:24 amSEA-MTJ

15h 09m2 stops

$445American Airlines

Find Deal

Fri, Dec 5 - Mon, Dec 8

1:45 pm - 9:53 pmMTJ-SEA

9h 08m2 stops

6:35 am - 8:19 pmSEA-MTJ

12h 44m2 stops

$447United Airlines

Find Deal

Wed, Oct 1 - Sun, Oct 5

United Airlines flights from Montrose to Seattle

Our best United Airlines deals on Montrose to Seattle flight tickets

United Airlines

Sep 18

MTJ3:24 pmMontrose County

6h 58m

1 stop

SEA9:22 pmSeattle/Tacoma Intl

Sep 23

SEA5:02 amSeattle/Tacoma Intl

6h 45m

1 stop

MTJ12:47 pmMontrose County

$309

Find similar

United Airlines

Sep 18

MTJ1:43 pmMontrose County

5h 08m

1 stop

SEA5:51 pmSeattle/Tacoma Intl

Sep 23

SEA6:25 amSeattle/Tacoma Intl

12h 57m

2 stops

MTJ8:22 pmMontrose County

$349

Find similar

United Airlines

Oct 1

MTJ1:45 pmMontrose County

9h 08m

2 stops

SEA9:53 pmSeattle/Tacoma Intl

Oct 5

SEA5:00 amSeattle/Tacoma Intl

6h 46m

1 stop

MTJ12:46 pmMontrose County

$399

Find similar

American Airlines flights from Montrose to Seattle

Our best American Airlines deals on Montrose to Seattle flight tickets

American Airlines

Dec 5

MTJ12:47 pmMontrose County

9h 28m

1 stop

SEA9:15 pmSeattle/Tacoma Intl

Dec 8

SEA7:15 pmSeattle/Tacoma Intl

15h 09m

2 stops

MTJ11:24 amMontrose County

$306

Find similar

American Airlines

Dec 5

MTJ12:47 pmMontrose County

9h 28m

1 stop

SEA9:15 pmSeattle/Tacoma Intl

Dec 7

SEA12:28 amSeattle/Tacoma Intl

9h 56m

1 stop

MTJ11:24 amMontrose County

$361

Find similar

American Airlines

Oct 1

MTJ10:36 amMontrose County

7h 17m

1 stop

SEA4:53 pmSeattle/Tacoma Intl

Oct 5

SEA5:11 amSeattle/Tacoma Intl

7h 34m

1 stop

MTJ1:45 pmMontrose County

$396

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Fri 12/5

12:47 pm-9:15 pm

1 stop9h 28m

Seattle/Tacoma Intl

Mon 12/8

7:15 pm-11:24 am

2 stops15h 09m

$306

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Thu 9/18

3:24 pm-9:22 pm

1 stop6h 58m

Seattle/Tacoma Intl

Tue 9/23

5:02 am-12:47 pm

1 stop6h 45m

$309

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Fri 12/5

12:05 pm-10:55 pm

1 stop11h 50m

Seattle/Tacoma Intl

Mon 12/8

5:40 am-11:20 am

1 stop4h 40m

$344

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Thu 9/18

1:43 pm-5:51 pm

1 stop5h 08m

Seattle/Tacoma Intl

Tue 9/23

6:25 am-8:22 pm

2 stops12h 57m

$349

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Fri 12/5

12:47 pm-9:15 pm

1 stop9h 28m

Seattle/Tacoma Intl

Sun 12/7

12:28 am-11:24 am

1 stop9h 56m

$361

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Wed 10/1

10:36 am-4:53 pm

1 stop7h 17m

Seattle/Tacoma Intl

Sun 10/5

5:11 am-1:45 pm

1 stop7h 34m

$396

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Wed 10/1

1:45 pm-9:53 pm

2 stops9h 08m

Seattle/Tacoma Intl

Sun 10/5

5:00 am-12:46 pm

1 stop6h 46m

$399

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Thu 9/18

1:43 pm-10:15 pm

2 stops9h 32m

Seattle/Tacoma Intl

Tue 9/23

6:25 am-8:22 pm

2 stops12h 57m

$427

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Fri 12/5

12:47 pm-11:15 pm

2 stops11h 28m

Seattle/Tacoma Intl

Mon 12/8

7:15 pm-11:24 am

2 stops15h 09m

$445

MontroseSeattle

MTJ - SEA

MTJSEA

Montrose County

Wed 10/1

1:45 pm-9:53 pm

2 stops9h 08m

Seattle/Tacoma Intl

Sun 10/5

6:35 am-8:19 pm

2 stops12h 44m

$447

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montrose 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

Prices

Airlines

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Montrose to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $339. If you don’t want to visit Seattle in October, then you should wait until November to fly from Montrose, when ticket prices are also cheap, with an average price of $386.

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

On average, the least expensive day to fly to Seattle from Montrose is on a Saturday. momondo users have found tickets for Saturday departures for as low as $418. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Montrose because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $722.

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

Flying to Seattle from Montrose in the morning is the least expensive time of day to depart. momondo users have found prices as low as $450 when looking at flights departing in the morning. Flights to Seattle are more costly at noon, with an average ticket price of $605. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Montrose to Seattle

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

Estimated round-trip price

Cheap Montrose to Seattle (MTJ to SEA) flight deals and tips

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

Direct flights	None

There are no direct flights from Montrose to Seattle. There are no popular flight routes from Montrose to Seattle.

Search flight deals

How far is Montrose County to Seattle/Tacoma Intl by plane?
The distance between Montrose County and Seattle/Tacoma Intl is about 961.8 mi. In terms of flight time, this usually takes a little over 5h 08m.
When did momondo last update prices for flights from Montrose County Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Montrose County Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Montrose County Airport to Seattle/Tacoma Intl Airport?
There are 2 operators available for flights from Montrose County Airport to Seattle/Tacoma Intl Airport as of August 2025.
How old do you have to be to fly from Montrose County Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montrose County Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Montrose to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montrose to Seattle is United Airlines (79% of total bookings). The next most popular airline is Southwest (21%).

Best airlines flying from Montrose to Seattle

Compare and see reviews for airlines that fly from Montrose to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $267	Free Cancellation	Rating 8.0 4,245 reviews		Search Southwest flights
United Airlines	PriceFrom $380	Free Cancellation	Rating 7.4 8,930 reviews		Search United Airlines flights

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Kent

Lynnwood

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Puyallup

Tukwila

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Centralia

Cle Elum

Shoreline

Fife

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Westport

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montrose to Seattle. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Seattle from Montrose on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Montrose 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 Montrose to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Montrose 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.