Cheap flights from Seattle (SEA) to Interlaken
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The best prices from Seattle/Tacoma Intl to Interlaken are usually found in November or March, booked 26 days in advance, depart on a Tuesday or Monday and return on a Wednesday
How to find the cheapest flight from
Seattle (SEA) to Interlaken
All the information you need to plan the best SEA to ZRH flight in 2022: compare Seattle to Interlaken flight prices with the expected peak season, weather and rainfall in Interlaken.
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SEA - IN9 Price
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$566 - $1,218
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IN9 Temperature
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30.2 - 62.6 °F
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IN9 Rainfall
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3 - 5.7 inches
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Popular in June High demand for flights, 33% potential price rise |
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Cheapest in November Best time to find cheap flights, 30% potential price drop |
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Round-trip from $566 From Seattle/Tacoma Intl to Interlaken |
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One-way from $454 One-way flight from Seattle/Tacoma Intl to Interlaken |
How far in advance should I book a flight from Seattle to Interlaken?
Travelers have found it’s best to book a flight 27 days in advance to save up to 34% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 27 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Interlaken 1-2 weeks in advance for as low as $877, or $1,103 for flights within the next 24 hours.
What is the cheapest month to fly from Seattle to Interlaken?
Our data shows that November tends to be the cheapest month to fly to Interlaken from Seattle. Users have commonly found prices around $813 for the month, but tickets can be as low as $420. Due to multiple factors, prepare for potentially higher prices in June.
When is the cheapest time to fly from Seattle to Interlaken (SEA - IN9)?
When flying from Seattle to Interlaken, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap flights from Seattle to Interlaken in August, September 2022
The best prices found for SEA to Interlaken flights for August, September
Seattle/Tacoma Intl to Interlaken 2022 flight deals
Cheap flights to Interlaken from Seattle found for this year
Cheap Aer Lingus flights from Seattle to Interlaken
Cheap American Airlines flights from Seattle to Interlaken
Last minute flights from Seattle to Interlaken
Late deals on round-trip flights to Interlaken from Seattle, departing today and this week
One-way flights to Interlaken from Seattle
The cheapest one-way flights from Seattle to Interlaken
Related info for your journey
Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Interlaken</span> flights.
COVID Restrictions
View COVID Travel Restrictions for InterlakenAlternative routes for Seattle to Interlaken
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Seattle/Tacoma Intl to Interlaken
The chart below displays the airlines Cheapflights users traveling from Seattle to Interlaken choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
| Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
|---|---|---|---|---|---|---|
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$9 | $20 | No cancel fee | 66% |
We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information. |
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$371 | $928 | No cancel fee | 70% | ||
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$409 | $865 | No cancel fee | 75% | ||
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$424 | $1,168 | No cancel fee | 71% | ||
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$427 | $972 | No cancel fee | 77% | ||
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$440 | $1,080 | No cancel fee | 67% | ||
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$455 | $821 | No cancel fee | 79% | ||
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$466 | $864 | No cancel fee | 69% | ||
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$488 | $1,012 | No cancel fee | 76% | ||
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$489 | $1,031 | No cancel fee | 76% |