Best Flights starting from $148
Economy
Chicago (ORD)
Mon, Jun 1
One-way
Seattle (SEA)
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Economy
Chicago (ORD)
Wed, Jun 3
One-way
Seattle (SEA)
—
Economy
Chicago (ORD)
Thu, Jun 4
One-way
Seattle (SEA)
—
Economy
Chicago (ORD)
Fri, Jun 5
One-way
Seattle (SEA)
—
Economy
Chicago (ORD)
Sun, Jun 7
One-way
Seattle (SEA)
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Other Destinations
Chicago (ORD) to Las Vegas (Any) in June from $131
From $131
Chicago (ORD) to Salt Lake City (SLC) in June from $169
From $169
Chicago (ORD) to Fort Myers (RSW) in June from $176
From $176
Chicago (ORD) to Los Angeles (Any) in June from $188
From $188
Chicago (ORD) to Los Angeles (LAX) in June from $219
From $219
Chicago (ORD) to Phoenix (PHX) in June from $222
From $222
Flights from Other Cities
San Antonio (SAT) to Seattle (SEA) in June from $215
From $215
Knoxville (TYS) to Seattle (SEA) in June from $219
From $219
Burbank (BUR) to Seattle (SEA) in June from $226
From $226
Boston (BOS) to Seattle (SEA) in June from $243
From $243
Atlanta (ATL) to Seattle (SEA) in June from $257
From $257
Kelowna (YLW) to Seattle (SEA) in June from $257
From $257
✈️ Flight Guide: Chicago (ORD) → Seattle (SEA)
Complete travel information for your June journey
Departing from Chicago (ORD) FAQs
To find the cheapest economy fares from Seattle–Tacoma International Airport (SEA), use fare comparison sites (Google Flights, Skyscanner, Momondo), set flexible date searches, and enable price alerts. Searching for mid-week departures and booking 2–8 weeks in advance for domestic routes often yields the best deals. Consider connecting flights or low-cost carriers and check nearby airports like Portland (PDX) or Vancouver (YVR) for additional savings.
Seattle–Tacoma International Airport (SEA) serves the Seattle metro area and connects travelers to Bellevue, Tacoma, Everett, Portland, and Vancouver BC. Many travelers use SEA as a hub to reach major destinations like San Francisco, Los Angeles, New York City, and international gateways including Tokyo and London. Compare fares and travel time when choosing connections to these cities.
February often features affordable economy fares from Seattle–Tacoma International Airport (SEA), especially after early-month travel and before spring break peaks. Use February price alerts and mid-week departure filters to capture off-peak discounts for domestic and short international routes. Book 3–6 weeks in advance for the best February bargains.
Flights from Seattle–Tacoma International Airport (SEA) are typically more expensive during late December holiday weeks due to high demand. If you must travel, book early (8–12+ weeks), be flexible on exact travel dates, and consider red-eye or multi-leg itineraries to lower costs. Monitor sales and use reward points to offset holiday pricing.
Low-cost and legacy carriers produce the cheapest economy fares at Seattle–Tacoma International Airport (SEA) depending on route and demand. Alaska Airlines, Delta, Southwest, and seasonal low-cost international carriers often have competitive basic economy or economy saver fares. Compare base fares plus baggage and seat fees to find the true lowest cost.
Yes — sometimes flying from Portland (PDX), Vancouver BC (YVR), or Spokane yields lower economy fares than Seattle–Tacoma International Airport (SEA), especially for international routes. Factor in ground transportation costs and travel time to ensure the total trip remains economical. Use multi-airport searches to compare all-in costs before booking.
Arriving at Seattle (SEA) FAQs
Cheapest economy fares usually refer to the lowest-priced economy tickets and often come with restrictions such as non-refundable tickets, seat selection fees, and limited or no checked baggage allowance. Always check the fare rules at booking to understand baggage fees and carry-on allowances, and add necessary extras to avoid surprise costs at the airport.
Popular arrival cities that frequently appear in cheapest economy searches include Los Angeles (LAX), San Francisco (SFO), Las Vegas (LAS), New York City (JFK/EWR), Chicago (ORD), and London (LHR) for international sales. These hubs often have high competition and multiple carriers, driving down base fares that budget travelers can exploit.
September is commonly one of the cheapest months to arrive in many destinations due to lower demand after the summer peak. Airlines often drop prices for economy seats in September, so arrival-focused travelers should watch fare calendars and set price alerts for target cities to capture September discounts.
If you arrive on a low-cost economy ticket, plan transit to nearby cities by researching public transit, shuttle services, or budget car rentals. Allow generous connection time to avoid missed transports since cheapest economy tickets often have limited rebooking options. Consider overnight stays if connections are tight to reduce risk.
Upgrades from the cheapest economy fares are sometimes available for a fee at online check-in or at the gate, but eligibility and pricing vary by airline and fare class. Loyalty status, last-minute upgrade offers, or bidding platforms can sometimes secure upgrades; however, relying on upgrades at arrival is not guaranteed.
When targeting the cheapest economy arrival, consider major hubs and high-competition destinations like Los Angeles, San Francisco, Las Vegas, New York City, Chicago, London, and Tokyo. These cities often have multiple carriers and frequent fare sales that lead to lower arrival pricing.
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Events & Festivals — When to Avoid or Seek Travel from SEA for Cheapest Economy Fares
Events and festivals can sharply increase fares from Seattle–Tacoma International Airport (SEA). In Seattle, major events include Seafair (July), Bumbershoot (September), and the Seattle International Film Festival (May). Global festivals like New Year’s in Times Square (NYC), Carnival periods, and Oktoberfest in Munich also spike demand on inbound flights. To secure the cheapest economy fares, avoid peak festival weekends or book months ahead. CTA: Check event calendars before booking and set alerts well in advance if travel is during high-demand festivals.
Best Time to Fly — When to Book Cheapest Economy Fares from SEA
The best times to fly for cheapest economy fares from Seattle–Tacoma International Airport (SEA) are often January, February, and September when demand is lower. For domestic routes, book 2–8 weeks in advance; for transcontinental and international routes, aim for 2–5 months ahead. Avoid peak holiday windows (late December, summer July) or book very early for those dates. CTA: Use fare alerts and flexible-date searches to target these low-demand months and secure the best economy prices.
Direct vs Connecting Flights — Cheapest Economy Tradeoffs from SEA
Connecting flights from Seattle–Tacoma International Airport (SEA) typically offer cheaper economy fares than nonstop routes due to airline competition and routing. However, connections increase travel time and risk of missed flights, especially on low-cost economy tickets without protected connections. If choosing connecting itineraries for savings, allow longer layovers, avoid self-transfer on separate tickets unless comfortable with potential disruption, and purchase travel insurance or flexible tickets when possible. CTA: Compare direct vs. connecting options for SEA to your destination and choose the cheapest economy itinerary that fits your risk tolerance.
Airline Comparison — Cheapest Economy Fares From SEA (Alaska, Delta, United, Southwest)
Major airlines serving Seattle–Tacoma International Airport (SEA) include Alaska Airlines, Delta Air Lines, United Airlines, American Airlines (via connections), and Southwest Airlines. Alaska is a dominant West Coast carrier with frequent routes from SEA and competitive economy fares; Delta and United provide broad domestic and international networks. Southwest often posts attractive base fares for domestic travel, while legacy carriers may offer more frequent premium cabin upsells. For true cheapest economy pricing, compare base fare plus baggage and seat fees — a low base fare may be more expensive once ancillaries are added. CTA: Use a fare comparison tool to view all-in costs across airlines for the cheapest economy option from SEA.
Tips
- Compare base fare + checked bag + seat selection to get true price.
- Check basic economy rules — some cheap fares do not allow seat selection or carry-on.
- Loyalty status or credit card benefits can offset economy costs via free checked bags.
Seasonal Travel Tips — Save on The Cheapest Economy Fares from SEA
Seasonal travel affects both price and experience when targeting the cheapest economy fares from Seattle–Tacoma International Airport (SEA). Winter travel (Dec–Feb) incurs potential weather delays—allow extra connection time and consider travel insurance. Spring (Mar–May) is variable; target off-peak dates for best economy fares. Summer (Jun–Aug) is peak season—book far in advance and consider alternative airports for savings. Fall (Sep–Nov) often offers the cheapest economy opportunities, especially September and early November. CTA: Use season-based strategies—pack carry-on only for economy saver fares, check weather advisories, and set fare alerts for your target travel window.
Flight Times & Schedules — SEA to Top Arrival Hubs (Cheapest Economy Focus)
Typical flight times from Seattle–Tacoma International Airport (SEA) to major arrival cities: Los Angeles (LAX) ~2 hr 45 min, San Francisco (SFO) ~2 hr 20 min, Las Vegas (LAS) ~2 hr 40 min, New York City (JFK/EWR) ~5 hr 30 min, Chicago (ORD) ~4 hr 15 min, London (LHR) ~9 hr 45 min, Tokyo (NRT/HND) ~10–11 hr. For cheapest economy fares, traveling on early-morning or late-night flights can be cheaper due to lower demand. Mid-week departures (Tues/Wed) often have lower prices and more schedule options. CTA: Compare flight times and set alerts for the time windows that historically display the lowest economy fares.
Cheap Flights — Strategies to Find the Cheapest Economy Fares from SEA
To find cheap flights from Seattle–Tacoma International Airport (SEA), rotate search tactics: use flexible-date views on search engines, sign up for fare alerts, and compare multi-airport options (PDX, YVR). Consider basic economy or economy saver fares but check baggage and change rules to avoid extra fees. Use a mix of primary keywords (cheap flights from SEA), secondary keywords (budget airfare Seattle), and LSI terms (low-cost tickets, economy saver) naturally in content and CTAs. CTA: Start a fare alert for SEA to your chosen arrival city and check alternate airports to find the cheapest economy fare.
Tips
- Search with flexible dates +/- 3 days to expose the lowest economy fares.
- Compare nearby airports — Portland (PDX) and Vancouver (YVR) often show different pricing.
- Use fare tracking alerts and act quickly on price drops for the cheapest economy deals.
- Factor in baggage and seat fees when calculating the all-in cost of the cheapest fare.