Travel with Axel,
get the best price.

Seattle → Amsterdam

Dec 13, 2026 · return Dec 23, 2026

SEA → AMS1 adulteconomyRound trip

7 flight options · 4 airlines

Nonstop flights

Sun, Dec 13 – Wed, Dec 23

Delta Air Lines
2:35 pmSEA
9h 50m
Nonstop
9:25 am+1AMS
Delta Air Lines
10:15 amAMS
10h 32m
Nonstop
11:47 amSEA

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 – Wed, Dec 23

FI
2:35 pmSEA
12h 20m
KEF · 1h 25m
11:55 am+1AMS
FI
12:55 pmAMS
13h 5m
KEF · 1h 40m
5:00 pmSEA

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 23

Lufthansa
2:50 pmSEA
13h 10m
MUC · 1h 30m
1:00 pm+1AMS
Lufthansa
7:30 amAMS
13h 30m
FRA · 1h 45m
12:00 pmSEA

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 23

British Airways
1:30 pmSEA
12h 10m
LHR · 1h 15m
10:40 am+1AMS
Delta Air Lines
10:15 amAMS
10h 32m
Nonstop
11:47 amSEA

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 23

Delta Air Lines
2:25 pmSEA
10h
Nonstop
9:25 am+1AMS
KLM Royal Dutch Airlines
12:50 pmAMS
13h 10m
YVR · 1h 54m
5:00 pmSEA

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 23

Delta Air Lines
8:30 amSEA
13h 20m
MSP · 1h 42m
6:50 am+1AMS
Delta Air Lines
10:15 amAMS
10h 32m
Nonstop
11:47 amSEA

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 23

Delta Air Lines
10:35 amSEA
12h 20m
PDX · 1h 34m
7:55 am+1AMS
Delta Air Lines
10:15 amAMS
10h 32m
Nonstop
11:47 amSEA

Round-trip total · 1 adult · Taxes included

Make this trip yours

SEA ⇄ AMS

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Delta Air Lines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-13 → 2026-12-23Delta Air LinesDL142 / DL143$1181.252026-10-29T01:14:23Z
2026-12-13 → 2026-12-23FIFI680 + FI500 / FI501 + FI681$787.502026-10-29T01:14:23Z
2026-12-13 → 2026-12-23LufthansaLH489 + LH2304 / LH1003 + LH490$1046.252026-10-29T01:14:23Z
2026-12-13 → 2026-12-23British Airways / Delta Air LinesBA52 + BA432 / DL143$1106.252026-10-29T01:14:23Z
2026-12-13 → 2026-12-23Delta Air Lines / KLM Royal Dutch AirlinesDL142 / KL681 + DL3968$1112.502026-10-29T01:14:23Z
2026-12-13 → 2026-12-23Delta Air LinesDL536 + DL160 / DL143$1136.252026-10-29T01:14:23Z
2026-12-13 → 2026-12-23Delta Air LinesDL3818 + KL616 / DL143$1136.252026-10-29T01:14:23Z

2026-12-13 → 2026-12-23 · $1181.25

  • Delta Air Lines DL142: SEA 2026-12-13 14:35:00 → AMS 2026-12-14 09:25:00; nonstop; 590 minutes. Local airport times.
  • Delta Air Lines DL143: AMS 2026-12-23 10:15:00 → SEA 2026-12-23 11:47:00; nonstop; 632 minutes. Local airport times.

2026-12-13 → 2026-12-23 · $787.50

  • FI FI680 / FI500: SEA 2026-12-13 14:35:00 → AMS 2026-12-14 11:55:00; 1 stop(s) via KEF; 740 minutes. Local airport times.
    • FI680: SEA 2026-12-13 14:35:00 → KEF 2026-12-14 06:15:00; layover at KEF: 85 minutes.
    • FI500: KEF 2026-12-14 07:40:00 → AMS 2026-12-14 11:55:00.
  • FI FI501 / FI681: AMS 2026-12-23 12:55:00 → SEA 2026-12-23 17:00:00; 1 stop(s) via KEF; 785 minutes. Local airport times.
    • FI501: AMS 2026-12-23 12:55:00 → KEF 2026-12-23 15:20:00; layover at KEF: 100 minutes.
    • FI681: KEF 2026-12-23 17:00:00 → SEA 2026-12-23 17:00:00.

2026-12-13 → 2026-12-23 · $1046.25

  • Lufthansa LH489 / LH2304: SEA 2026-12-13 14:50:00 → AMS 2026-12-14 13:00:00; 1 stop(s) via MUC; 790 minutes. Local airport times.
    • LH489: SEA 2026-12-13 14:50:00 → MUC 2026-12-14 09:55:00; layover at MUC: 90 minutes.
    • LH2304: MUC 2026-12-14 11:25:00 → AMS 2026-12-14 13:00:00.
  • Lufthansa LH1003 / LH490: AMS 2026-12-23 07:30:00 → SEA 2026-12-23 12:00:00; 1 stop(s) via FRA; 810 minutes. Local airport times.
    • LH1003: AMS 2026-12-23 07:30:00 → FRA 2026-12-23 08:35:00; layover at FRA: 105 minutes.
    • LH490: FRA 2026-12-23 10:20:00 → SEA 2026-12-23 12:00:00.

2026-12-13 → 2026-12-23 · $1106.25

  • British Airways BA52 / BA432: SEA 2026-12-13 13:30:00 → AMS 2026-12-14 10:40:00; 1 stop(s) via LHR; 730 minutes. Local airport times.
    • BA52: SEA 2026-12-13 13:30:00 → LHR 2026-12-14 07:00:00; layover at LHR: 75 minutes.
    • BA432: LHR 2026-12-14 08:15:00 → AMS 2026-12-14 10:40:00.
  • Delta Air Lines DL143: AMS 2026-12-23 10:15:00 → SEA 2026-12-23 11:47:00; nonstop; 632 minutes. Local airport times.

2026-12-13 → 2026-12-23 · $1112.50

  • Delta Air Lines DL142: SEA 2026-12-13 14:25:00 → AMS 2026-12-14 09:25:00; nonstop; 600 minutes. Local airport times.
  • KLM Royal Dutch Airlines KL681 / DL3968: AMS 2026-12-23 12:50:00 → SEA 2026-12-23 17:00:00; 1 stop(s) via YVR; 790 minutes. Local airport times.
    • KL681: AMS 2026-12-23 12:50:00 → YVR 2026-12-23 14:50:00; layover at YVR: 114 minutes.
    • DL3968: YVR 2026-12-23 16:44:00 → SEA 2026-12-23 17:00:00.

2026-12-13 → 2026-12-23 · $1136.25

  • Delta Air Lines DL536 / DL160: SEA 2026-12-13 08:30:00 → AMS 2026-12-14 06:50:00; 1 stop(s) via MSP; 800 minutes. Local airport times.
    • DL536: SEA 2026-12-13 08:30:00 → MSP 2026-12-13 13:48:00; layover at MSP: 102 minutes.
    • DL160: MSP 2026-12-13 15:30:00 → AMS 2026-12-14 06:50:00.
  • Delta Air Lines DL143: AMS 2026-12-23 10:15:00 → SEA 2026-12-23 11:47:00; nonstop; 632 minutes. Local airport times.

2026-12-13 → 2026-12-23 · $1136.25

  • Delta Air Lines DL3818 / KL616: SEA 2026-12-13 10:35:00 → AMS 2026-12-14 07:55:00; 1 stop(s) via PDX; 740 minutes. Local airport times.
    • DL3818: SEA 2026-12-13 10:35:00 → PDX 2026-12-13 11:46:00; layover at PDX: 94 minutes.
    • KL616: PDX 2026-12-13 13:20:00 → AMS 2026-12-14 07:55:00.
  • Delta Air Lines DL143: AMS 2026-12-23 10:15:00 → SEA 2026-12-23 11:47:00; nonstop; 632 minutes. Local airport times.

More dates for this route