Best Flights starting from $282
Economy
Kansas City (MCI)
Fri, May 29
Roundtrip
Seattle (SEA)
Mon, Jun 8
Economy
Kansas City (MCI)
Sat, May 30
Roundtrip
Seattle (SEA)
Tue, Jun 9
Economy
Kansas City (MCI)
Wed, May 27
Roundtrip
Seattle (SEA)
Sat, Jun 6
Economy
Kansas City (MCI)
Thu, May 28
Roundtrip
Seattle (SEA)
Sun, Jun 7
Economy
Kansas City (MCI)
Tue, May 26
Roundtrip
Seattle (SEA)
Fri, Jun 5
Economy
Kansas City (MCI)
Wed, May 27
Roundtrip
Seattle (SEA)
Thu, Jun 4
Economy
Kansas City (MCI)
Thu, May 28
Roundtrip
Seattle (SEA)
Fri, Jun 5
Economy
Kansas City (MCI)
Fri, May 29
Roundtrip
Seattle (SEA)
Sat, Jun 6
Economy
Kansas City (MCI)
Sun, May 31
Roundtrip
Seattle (SEA)
Wed, Jun 10
Economy
Kansas City (MCI)
Sat, May 30
Roundtrip
Seattle (SEA)
Sun, Jun 7
Other Options for This Route
Other Destinations
Kansas City (MCI) to Dallas (DFW) in May from $46
From $46
Kansas City (MCI) to Phoenix (PHX) in May from $79
From $79
Kansas City (MCI) to Las Vegas (LAS) in May from $101
From $101
Kansas City (MCI) to Dallas (DFW) in May from $134
From $134
Kansas City (MCI) to Orlando (MCO) in May from $164
From $164
Kansas City (MCI) to Portland (PDX) in May from $177
From $177
Flights from Other Cities
Denver (DEN) to Seattle (SEA) in May from $156
From $156
San Jose (SJC) to Seattle (SEA) in May from $177
From $177
Minneapolis (MSP) to Seattle (SEA) in May from $188
From $188
Colorado Springs (COS) to Seattle (SEA) in May from $208
From $208
Dallas (DFW) to Seattle (SEA) in May from $219
From $219
Tampa (Any) to Seattle (SEA) in May from $240
From $240
✈️ Flight Guide: Kansas City (MCI) → Seattle (SEA)
Complete travel information for your May journey
Departing from Kansas City (MCI) FAQs
To find cheap economy flights from Seattle-Tacoma International Airport (SEA), search flexible dates, book 6–8 weeks in advance for domestic trips, and monitor fare alerts on Google Flights, Skyscanner, or airline newsletters. Mid-week departures (Tuesday–Thursday) and red-eye or early-morning flights often have the lowest economy fares. Consider nearby major destinations like Portland, Vancouver (BC), San Francisco, and Los Angeles when comparing routes to uncover lower-priced routing options.
For domestic economy departures from Seattle-Tacoma International Airport (SEA), arrive at least 90 minutes before your scheduled departure to allow time for check-in, TSA screening, and walking to gates—120 minutes during peak travel seasons. If you need to check bags or travel during holiday periods (December–January), plan for up to 2.5 hours. Use TSA PreCheck or CLEAR to speed up security and improve on-time convenience.
Alternatives near Seattle-Tacoma International Airport (SEA) include King County/Boeing Field (BFI) for charters and general aviation, Vancouver International (YVR) across the border, and flights from Portland International (PDX) which may offer competitive low-cost fares. Checking alternate airports and flexible routing to top destinations like San Francisco, Las Vegas, Phoenix, and Los Angeles often yields cheaper economy tickets. Combine price comparison tools and nearby-city searches to uncover the best budget-friendly routes.
July and August are peak travel months from Seattle-Tacoma International Airport (SEA) due to summer vacations, conferences, and West Coast tourism, so economy fares typically rise—book at least 8–12 weeks early for the best prices. Alternative travel days, mid-week flights, and last-minute deal alerts can still yield savings, but expect higher base fares than shoulder seasons. Consider flying slightly before or after peak weekends to lower ticket costs.
Affordable ground transportation to Seattle-Tacoma International Airport (SEA) includes Link Light Rail (direct connection to the Central Terminal), Sound Transit buses, shared-ride shuttles, and regional transit connections from Bellevue and Tacoma. Rideshare and airport parking are convenient if you're carrying luggage or traveling with family; compare Park-and-Fly rates if planning an extended trip. For cheaper economy travel, prioritize public transit or park at off-site economy lots with shuttle service.
February often features sales after the January business-travel lull—watch for Presidents' Day weekend promotions and airline winter flash sales from carriers serving Seattle-Tacoma International Airport (SEA). Sign up for individual airline newsletters (Alaska Airlines, Delta), use fare trackers, and check weekend-focused deal sites to capture limited-time economy discounts. If your travel is flexible, targeting mid-February weekdays increases the chance of lower fares.
Arriving at Seattle (SEA) FAQs
Arriving in Economy Class (economy) generally means you have a basic fare that may include one personal item, with checked baggage and seat selection often available for additional fees depending on the airline. Always check your carrier's specific economy baggage allowance before travel since low-cost and major carriers vary widely. Consider adding seat selection or baggage at booking for the best combined price when planning connections from major cities like Los Angeles, San Francisco, or Las Vegas.
To find the cheapest economy arrival fares from Seattle-Tacoma International Airport (SEA), use multi-airport searches, flexible date calendars, and fare alerts on platforms like Google Flights and Skyscanner. Compare direct and connecting itineraries to major hubs such as San Francisco (SFO), Los Angeles (LAX), Denver (DEN), and Vancouver (YVR) for the best deals. Book mid-week and look for flash sales for additional savings.
In March, economy arrival fares to warm-weather destinations often start to rise as spring break approaches—book early or choose mid-March weekdays to save. For budget-friendly arrivals, consider flying into nearby major cities (e.g., Los Angeles, Phoenix) and connecting via low-cost carriers or ground transport to reach smaller destinations. Use flexible routing and fare alerts during January–February to secure March travel savings.
If arriving in economy from an international flight, expect standard immigration and customs procedures which can include passport control, baggage claim, and customs screening—processing times vary by airport and time of day. Major arrival gateways often have automated passport control and Global Entry lanes to speed up processing for eligible travelers. Plan extra time when you have tight domestic connections after clearing customs.
Economy travelers arriving in major cities typically have affordable transportation choices including public transit (light rail, metro, buses), rideshares, car rentals, and airport shuttles—public transit is usually the cheapest option. For arrivals in cities like Vancouver (BC), San Francisco, and Los Angeles, plan for transit card purchases or mobile payment options to streamline onward travel. Compare shuttle services and discounted ride options if traveling with a group to reduce per-person costs.
During December holidays, expect longer lines at baggage claim and transportation bottlenecks, so plan for additional time when arriving in economy. Reserve airport transfers or pre-book parking and rideshare pickup points to minimize wait times, and allow generous connection time if you have onward travel. Check airline notifications frequently since winter weather can cause delays and schedule changes.
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Events & Festivals — How Local and Destination Events Impact Economy Fares from SEA
Seattle and commonly accessed destinations host month-specific events that affect demand and economy fares. Key events near Seattle-Tacoma International Airport (SEA) include: Seattle Seafair (summer), Bumbershoot (September arts festival), Northwest Folklife (May), Thanksgiving and winter holidays in December, and major business conferences at the Washington State Convention Center. Nearby destination events—e.g., San Francisco Pride (June), Coachella (April, affecting LAX routing), and SXSW (March in Austin)—can also raise economy fares when travelers route through major hubs. Use event calendars to avoid price spikes or to plan early bookings for festival travel. CTA: Check event dates and book economy flights from Seattle-Tacoma International Airport (SEA) early to lock in the best rates.
Best Time to Fly — Seattle-Tacoma International Airport (SEA) Economy Travel
The best time to fly economy from Seattle-Tacoma International Airport (SEA) for lowest fares is during shoulder seasons (late January–March and September–early November), mid-week (Tuesday–Wednesday), and off-peak hours (early morning or late-night). Primary keywords: 'best time to fly from SEA', 'cheap seasons Seattle'. Secondary terms include 'shoulder season travel', 'midweek flights', and 'off-peak departures'. For international economy travel, book 2–6 months ahead; for domestic routes, 3–8 weeks typically yields the best prices. CTA: Search flexible-date calendars to find the best time to fly economy from SEA and book now.
Direct vs Connecting — Choosing Economy Flights from Seattle-Tacoma International Airport (SEA)
Direct flights are faster and more convenient, but connecting itineraries often provide the cheapest economy fares from Seattle-Tacoma International Airport (SEA), especially when routing through hubs like San Francisco (SFO), Los Angeles (LAX), Denver (DEN), or Salt Lake City (SLC). Use direct flights if time is limited or connections add risk; choose connecting flights to reduce price for economy travel and to access a wider range of carriers. Balance total travel time, layover length, and baggage transfer risk when booking. CTA: Compare direct and connecting options from SEA to find the best economy-class balance of price and convenience.
Airline Comparison — Economy Fares from Seattle-Tacoma International Airport (SEA)
Comparing economy offerings from carriers serving Seattle-Tacoma International Airport (SEA): Alaska Airlines often provides competitive West Coast nonstop service and a robust mileage program; Delta and United provide broad domestic/international networks with frequent flights; Southwest is a strong low-cost option for flexible economy fares including two free checked bags on many routes; JetBlue and Spirit can offer low base fares but add fees for seats and baggage. Primary keywords: 'Alaska Airlines economy SEA', 'Southwest cheap fares Seattle', 'Delta economy Seattle'. Consider total price (base fare + baggage + seat fees) when comparing economy travel. CTA: Compare economy ticket total costs across carriers from SEA to find the best value.
Seasonal Travel Tips — Save on Economy Fares from Seattle-Tacoma International Airport (SEA)
Seasonal tips for economy travelers from Seattle-Tacoma International Airport (SEA): Winter (Dec–Feb) — Expect weather-related delays; book refundable or flexible economy fares and allow extra connection time. Spring (Mar–May) — Shoulder-season deals abound; mid-week travel yields the best economy prices. Summer (Jun–Aug) — Peak season; book early, prefer weekday departures, and consider alternate airports. Fall (Sep–Nov) — Excellent shoulder-season savings and fewer crowds. Across all seasons, use fare alerts, flexible-date searches, and combine multi-airport options (SEA, PDX, YVR) to reduce overall costs. Pack smart for each season and verify airline change/cancellation policies for economy tickets. CTA: Use these seasonal tips to find and book affordable economy flights from Seattle-Tacoma International Airport (SEA).
Flight Time & Schedules — Seattle-Tacoma International Airport (SEA) Economy Guide
Typical flight times from Seattle-Tacoma International Airport (SEA) vary by destination: West Coast domestic hops (e.g., Portland, San Francisco) 1–2 hours; California to Southern California 2–3 hours; Mountain hubs (Denver) ~3 hours; East Coast flights 5–6 hours nonstop; Hawaii 5–6 hours; Europe 9–11+ hours with one stop. Economy-class schedules are frequently optimized for early morning business departures and evening leisure flights—mid-week red-eyes and early-morning flights can be cheaper. Check airline timetables (Alaska, Delta, United, Southwest) and major booking engines to compare schedules and pick times that align with lower economy fares. CTA: Compare SEA schedules and find the best economy times for your trip.
Cheap Flights — Save on Economy Fares from Seattle-Tacoma International Airport (SEA)
Finding the cheapest economy flights from Seattle-Tacoma International Airport (SEA) requires flexible dates, multi-airport searches (SEA, PDX, YVR), fare alerts, and price-comparison across carriers. Primary keywords: 'cheap flights Seattle', 'SEA cheap fares'. Secondary and LSI keywords: 'economy deals', 'budget fares', 'Seattle flight sales', 'low-cost carriers'. Use Tuesday–Wednesday departures, red-eyes, and off-peak travel windows for the best economy-class pricing. Sign up for airline newsletters (Alaska Airlines, Southwest, Delta), set Google Flights alerts, and compare booking sites to capture flash sales. CTA: Compare cheap flights from Seattle-Tacoma International Airport (SEA) and book the lowest economy fares today.