Best Flights starting from $285
from$285economy
Seattle (SEA)
Tue, Sep 1
Roundtrip
Houston (IAH)
Wed, Sep 9
Fields updated — click View Prices to search ↑
Other Options for This Route
Other Destinations
Seattle (SEA) to Lincoln (LNK) in September from $138
From $138
Seattle (SEA) to Lincoln (LNK) in September from $312
From $312
Seattle (SEA) to Glasgow (Any) in September from $360
From $360
Seattle (SEA) to Greensboro / High Point (GSO) in September from $490
From $490
Seattle (SEA) to Vienna (VIE) in September from $610
From $610
Seattle (SEA) to London (LGW) in September from $708
From $708
Flights from Other Cities
Atlanta (ATL) to Houston (IAH) in September from $64
From $64
Dallas (DFW) to Houston (IAH) in September from $86
From $86
Detroit (DTW) to Houston (IAH) in September from $102
From $102
Newark (EWR) to Houston (IAH) in September from $159
From $159
Cincinnati (CVG) to Houston (IAH) in September from $188
From $188
Washington, D.C. (BWI) to Houston (IAH) in September from $286
From $286
✈️ Flight Guide: Seattle (SEA) → Houston (IAH)
Complete travel information for your September journey
Departing from Seattle (SEA) FAQs
To find the cheapest economy flights from George Bush Intercontinental Airport (IAH), start by using fare comparison tools (Google Flights, Skyscanner, Kayak) and set flexible date searches. Book 6–10 weeks in advance for domestic routes and 2–4 months for international economy fares, and subscribe to fare alerts and airline newsletters to catch flash sales. Consider midweek departures and early morning flights for lower prices.
The busiest departure months at George Bush Intercontinental Airport (IAH) typically include December (holiday travel), July (summer vacations), and late March–April (spring break). If you're looking for cheaper economy fares, target shoulder months like September, October, and early November when demand is lower and airlines often release discounts. Use flexible-date searches to spot these lower-demand windows.
Yes, George Bush Intercontinental Airport (IAH) offers direct economy flights to Mexico City and Cancun on several carriers, and these routes often have competitive fares. For the cheapest economy seats, compare low-cost carriers and legacy airlines, check off-peak days, and book in advance for international outbound travel from Houston.
IAH provides economy-friendly services such as multiple ground transportation options, budget parking, a variety of on-site rental car counters with deals, and lounges available for day passes. To save money, use public transportation or shared shuttles, pre-book parking and rental cars online, and bring your own snacks through security when allowed.
January often features fare sales and reduced demand after the holiday peak, making it a strong month to find cheap economy tickets from George Bush Intercontinental Airport (IAH). Look for post-holiday fare resets, new-year promotions, and 'flash sale' windows—set alerts and check mid-January for competitive pricing. Consider booking refundable or flexible economy fares if plans might change.
June is a high-demand month for departures from George Bush Intercontinental Airport (IAH) due to summer travel, so economy fares are frequently higher. To find cheaper options, search for early-week departures, use flexible-date calendars, and compare nearby airports and connecting flights to lower costs. Booking earlier than usual or targeting late-June midweek flights can reduce prices.
Arriving at Houston (IAH) FAQs
Economy Class (CHEAPEST) typically includes a standard economy seat with basic carry-on allowance and purchase-required checked baggage, limited or no seat selection, and pay-for-baggage policies depending on the airline. For the best value, review the fare rules before booking and consider bundled economy options or travel credit cards that include checked baggage credits.
Cheap economy flights from George Bush Intercontinental Airport (IAH) commonly arrive in destinations such as Mexico City, Cancun, Monterrey, New York City, Los Angeles, Chicago, Denver, and Caribbean hubs like Nassau and Montego Bay. These routes have high competition, which often leads to lower fares and frequent economy-class sales.
Prepare by confirming baggage allowances, arrival transfer options, and any visa or entry requirements for your destination. Arrive to the airport early, print or download boarding passes, and factor in potential fees for seat selection or checked bags so there are no surprises upon arrival.
Yes, May often marks the start of increased travel to beach destinations, and cheapest economy fares arriving in areas like Cancun and the Caribbean can become more expensive as demand rises. To secure lower arrival fares, book early in the season or target weekday arrivals and non-peak times.
In October, many destinations have reduced tourist traffic and local transfer services may lower prices or offer promotions, making arrivals on cheapest economy fares more affordable overall. Check official airport shuttles, shared rides, and public transit options to keep arrival costs low.
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Events & Festivals — Impact on Economy Fares from George Bush Intercontinental Airport (IAH)
Major events—Houston Livestock Show and Rodeo, NCAA tournaments, major conventions, and holiday festivals—drive up demand and economy fares from George Bush Intercontinental Airport (IAH). Similarly, arrival-destination festivals (e.g., Carnival, music festivals, international sporting events) can inflate Economy Class (CHEAPEST) arrivals. To avoid price spikes, travel outside event windows, book several months in advance, or use flexible dates to find lower-cost alternatives. CTA: Check event calendars before booking IAH economy flights and set alerts for price changes.
Best Time to Fly — Cheapest Economy Departures from George Bush Intercontinental Airport (IAH)
The best time to fly from George Bush Intercontinental Airport (IAH) for cheapest economy fares is typically mid-September through early November and mid-January through February. For domestic routes, book 6–8 weeks in advance; for international economy, book 2–4 months ahead. Flying on Tuesdays, Wednesdays, and Saturdays often yields lower prices, while holiday weeks command premiums. CTA: Use our fare calendar to find the best time to fly from IAH in economy.
Direct vs Connecting Flights — Choosing Economy Options from George Bush Intercontinental Airport (IAH)
Connecting flights from George Bush Intercontinental Airport (IAH) can be significantly cheaper in Economy Class (CHEAPEST) than nonstop options, especially for long-haul international travel. Consider total journey time, potential for delays, and baggage transfer rules when selecting connections. Use long connection windows if self-connecting and ensure minimum connection times for your itinerary. CTA: Compare direct and connecting economy fares from IAH to identify the best balance of price and convenience.
Airline Comparison — Best Carriers for Cheap Economy Flights from George Bush Intercontinental Airport (IAH)
United Airlines (major hub at IAH) typically offers extensive nonstop service and loyalty benefits but may have higher base economy fares; Spirit and Frontier often provide lowest headline fares but charge extra for bags and seat selection. American and Delta offer competitive economy pricing on many domestic and international routes with varying included amenities. When comparing, factor in baggage fees, seat selection costs, and potential change fees to evaluate true cheapest economy price. CTA: Compare total cost (fare + fees) across airlines for IAH economy flights before booking.
Seasonal Travel Tips — Maximize Savings on Economy Flights from George Bush Intercontinental Airport (IAH)
Winter: Seek January and February sales for cheap economy rates from George Bush Intercontinental Airport (IAH); pack layers and expect occasional weather-related delays. Spring: Avoid peak spring break weeks; target early spring for better economy fares. Summer: Book early for June–August travel and consider midweek departures to reduce costs. Fall: September–October often provide the best bargains—use flexible-date search and consider secondary airports for even lower fares. Always compare baggage fees and consider carry-on-only itineraries to minimize total cost. CTA: Use seasonal tips to search for cheap economy flights from IAH and subscribe to targeted fare alerts.
Flight Time & Schedules — Departures from George Bush Intercontinental Airport (IAH)
Typical direct flight durations from George Bush Intercontinental Airport (IAH) vary by destination: Houston to New York City ~3.5 hours, to Los Angeles ~4.5 hours, to Cancun ~2.5 hours, and to Mexico City ~2.5–3 hours. For cheaper economy fares, target early-morning or late-night departures and midweek schedules when business demand is lower. Use flexible-date calendars to compare times and prices, and subscribe to airline schedule alerts for changes. CTA: Check flight schedules from IAH and compare economy fare times to optimize your trip.
Cheap Flights Guide — George Bush Intercontinental Airport (IAH) to Economy Class (CHEAPEST)
To book the cheapest economy flights from George Bush Intercontinental Airport (IAH) to Economy Class (CHEAPEST) arrivals, combine price-comparison tools, fare alerts, and flexible-date calendars. Search nearby airports (Hobby HOU, Dallas DFW) and consider one-stop itineraries to reduce cost. Use location-based keywords when searching (e.g., 'cheap economy flights Houston to Cancun') and act on short-term sales. CTA: Start a fare alert for IAH economy routes and compare prices across platforms to secure the best deal.