What are the cheapest airlines to fly from Seattle to Zermatt one-way?

To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $311. Icelandair flights start at $362 while deals on Air France start at $368 one-way.

In terms of precipitation, rainfall in Zermatt ranges from 2.7 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Zermatt when rainfall is around 2.7 in.

If weather is an important factor for your trip to Zermatt, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular airlines that fly from Seattle to Zermatt?

The most popular airlines flying from Seattle to Zermatt are British Airways, Delta and KLM. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from SEA to ZE9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Zermatt as you normally would.

What airport do you fly from for flights from Seattle to Zermatt?

Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Zermatt. You should not have trouble finding flights to Zermatt from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Zermatt per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Seattle airport to Zermatt. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

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

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

How can I find direct flights from Seattle to Zermatt?

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

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

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

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Most accurate provider	Ovago 3 stars
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Popular in	June
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Average price	$804

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Highest demand for flights based on searches. 23% potential increase in price ($278 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Reviews of airlines servicing Zermatt

See what other customers who have flown with KLM,Delta, andIcelandair from Seattle to Zermatt have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,595 reviews

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

KLM

7.8

Good

1,595 reviews

KLM

7.8

Good

1,595 reviews

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Delta

7.8

Good

8,697 reviews

KLM

7.8

Good

1,595 reviews

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Icelandair

6.9

Okay

764 reviews

KLM

7.8

Good

1,595 reviews

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Lufthansa

6.8

Okay

8,301 reviews

KLM

7.8

Good

1,595 reviews

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

British Airways

6.7

Okay

8,277 reviews

KLM

7.8

Good

1,595 reviews

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Related info for your journey

What airport do you fly from for flights from Seattle to Zermatt?
Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Zermatt. You should not have trouble finding flights to Zermatt from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Zermatt per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Seattle airport to Zermatt. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.
What are the cheapest airlines to fly from Seattle to Zermatt one-way?
To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $311. Icelandair flights start at $362 while deals on Air France start at $368 one-way.
Can I find deals for flights from Seattle to Zermatt that include hotel bookings?
Yes. In addition to deals on Seattle to Zermatt flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Zermatt?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Zermatt.
Can I find deals for business class flights from Seattle to Zermatt?
Yes. Cheapflights offers flight deals from Seattle to Zermatt by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 7 airlines flying from Seattle to Zermatt

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$457	Average$696	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$503	Average$887	FlexibilityNo cancel fee	On-time70%
Air France	Cheapest$506	Average$847	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$507	Average$986	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$508	Average$906	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$510	Average$713	FlexibilityNo cancel fee	On-time76%
Icelandair	Cheapest$548	Average$953	FlexibilityNo cancel fee	On-time76%

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Find cheap flights from Seattle to Zermatt with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Seattle to Zermatt

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Reviews of airlines servicing Zermatt

See what other customers who have flown with KLM,Delta, andIcelandair from Seattle to Zermatt have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Seattle to Zermatt?

What are the cheapest airlines to fly from Seattle to Zermatt one-way?

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

How can I find direct flights from Seattle to Zermatt?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Zermatt

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Zermatt by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Seattle to Zermatt by cabin class

Find flights from Seattle to Zermatt, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Seattle and Zermatt flights

Browse other Seattle and Zermatt flight options. Last updated on October 31, 2026.

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Cheap flights from Seattle (SEA) to Zermatt, Switzerland

Find cheap flights from Seattle to Zermatt with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Seattle to Zermatt

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Reviews of airlines servicing Zermatt

See what other customers who have flown with KLM,Delta, andIcelandair from Seattle to Zermatt have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Seattle to Zermatt?

What are the cheapest airlines to fly from Seattle to Zermatt one-way?

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

How can I find direct flights from Seattle to Zermatt?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Zermatt

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Zermatt by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Seattle to Zermatt by cabin class

Find flights from Seattle to Zermatt, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Seattle and Zermatt flights

Browse other Seattle and Zermatt flight options. Last updated on October 31, 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 31, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Seattle to Zermatt flights

Consider these flights traveling from Seattle to Zermatt.

Top 7 airlines flying from Seattle to Zermatt

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