$693+ Cheap flights from Seattle to Iron Mountain (SEA - IMT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IMT
Aug 3 — Aug 101
1 adult, Economy
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Cheapest flights from Seattle to Iron MountainExplore the most affordable flight options available from Seattle to Iron Mountain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.
Explore the most affordable flight options available from Seattle to Iron Mountain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2811:50 pmSEA - IMT
1 stop8h 36mDelta
Tue 8/55:08 pmIMT - SEA
2 stops8h 51mDelta
Deal found 7/27![Delta logo]()
$693
Best time to book a flight from Seattle to Iron Mountain
Have a flexible travel schedule? Discover the best time to fly to Iron Mountain from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Everything you need to know about your flight from Seattle to Iron Mountain
What is the cheapest time of day to fly from SEA to IMT?
Find hourly flight availability from Seattle to Iron Mountain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.
When flying from Seattle to Iron Mountain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Related info for your journey
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Alternative routes for Seattle to Iron Mountain
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Seattle to Iron Mountain
Discover the top airline that operate flights from Seattle to Iron Mountain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$579 | Average$619 | FlexibilityNo cancel fee | On-timeN/A |