Springfield to Seattle flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Springfield to Seattle is €170 with Allegiant Air (checked on 22 Oct 2026).

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Lowest observed

€170

Average observed

€341

Cheapest month

January 2027

Last checked

29 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €170

Lowest observed

11 Jan 2027

Allegiant Air · 3 stops · One way

Cheapest observed day · Last checked: 22 Oct 2026

Departure

11:47

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

One-way fare · No data: click and we will search

Lowest observed: €170, departing 11 Jan 2027 (Last checked: 22 Oct 2026)One-way fareCheck live prices for this route
Round trip: €335, departing 5 Jan 2027, back 18 Jan 2027 (Last checked: 29 Oct 2026)
Airlines seen: Alaska Airlines, Allegiant Air, American Airlines, Frontier Airlines, United Airlines, WestJet
Typical journey time: 11h 43m

Short answer

Routavio has seen Allegiant Air fares from Springfield to Seattle. The lowest fare Routavio's own searches returned is €170, seen on 22 Oct 2026. The average across the fares we caught is €341. January 2027 is the cheapest month in our observations, at €170. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare. Cheapest round trip: €335, departing 5 Jan 2027, back 18 Jan 2027 (checked 29 Oct 2026).

Springfield → SeattleMon 11 Jan 2027 · €170Last checked: 22 Oct 2026

About this route

Explore the fares we observed from Springfield to Seattle. Prices move often, so pick your dates to see the latest options.

Route distance: 2,629 km
Typical journey time: 11h 43m
Seen on fares with a connection: Allegiant Air, Alaska Airlines, United Airlines, Frontier Airlines, American Airlines
Alternative airports: BFI

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

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Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Price alert

Price alert for Springfield → Seattle

If the observed fare for this date drops, we will email you. At most one message a day.

Airport to city: straight-line distance

Springfield Branson National Airport (SGF) → Springfield, city gazetteer reference point (37.2090, -93.2923): ≈ 9 km.
King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest one-way fare we saw per airline

Cheapest airline from Springfield to Seattle: Allegiant Air, from €170 (checked 22 Oct 2026).

Lowest one-way fare we saw per airline
Airline	Lowest fare	Priced days
Allegiant Air	€170Jan 11, 2027	34
Frontier Airlines	€172Nov 16, 2026	4
United Airlines	€305Dec 2, 2026	17
Alaska Airlines	€395Dec 9, 2026	18

One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.

Frequently asked

How much is a flight from Springfield to Seattle?

The lowest fare Routavio has observed is €170, found on 22 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Springfield to Seattle?

In our observations January 2027 is the cheapest month so far, at €170.

Are there direct flights from Springfield to Seattle?

Our data holds no non-stop flight from Springfield to Seattle. The fares on this page include at least one stop.

Which airlines fly from Springfield to Seattle?

Routavio has seen these carriers on the route: Alaska Airlines, Allegiant Air, American Airlines, Frontier Airlines, United Airlines, WestJet.

How long does the flight from Springfield to Seattle take?

Across the 75 fares Routavio observed, the average journey time is 23h 56m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Springfield to Seattle fares were non-stop?

None of the 75 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

How much is a round trip from Springfield to Seattle?

Cheapest round trip: €335, departing 5 Jan 2027, back 18 Jan 2027 (checked 29 Oct 2026).

Which airline has the lowest fare from Springfield to Seattle?

Cheapest airline from Springfield to Seattle: Allegiant Air, from €170 (checked 22 Oct 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio