Seattle to Chicago airports flight deals
Compare flights from Seattle to Chicago airports across upcoming months. Explore the dated fares below, or search your own trip.
Flights from Seattle (SEA) · Seattle to United States flight deals
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Browse fares by month
September 2026 · October 2026 · November 2026 · December 2026 · January 2027 · February 2027 · March 2027 · April 2027 · July 2027 · August 2027
Fares observed September 16 – 17, 2026. USD for the travelers shown. Search a trip for current prices. For starting totals, choose a return flight to confirm the final price.
October 2026
1 adult · Economy · Round-trip totals
| Destination | Travel dates | Flights (out / return) | Axel Member | Airline fare | Search |
|---|---|---|---|---|---|
| Chicago (ORD) | Oct 1–23, 2026 · 22 days | 1 stop / 1 stop · 29h 53m / 24h 44m | $338 | $377 | Search |
| Chicago (ORD) | Oct 1–23, 2026 · 22 days | 1 stop / 1 stop · 29h 53m / 10h 42m | $340 | $381 | Search |
Round-trip totals in USD for 1 adult · Economy · 3 days.
| Destination | Trip dates | Axel Member | Airline fare | Stops | Search |
|---|---|---|---|---|---|
| Chicago (ORD) | Oct 2–5, 2026 | $282 | $316 | 1 stop | Search |
November 2026
Round-trip totals in USD for 1 adult · Economy.
March 2027
Round-trip totals in USD for 1 adult · Economy.
April 2027
Round-trip totals in USD for 1 adult · Economy.
July 2027
1 adult · Economy · Round-trip starting totals
| Destination | Travel dates | Outbound flight | Axel Member | Airline fare | Search |
|---|---|---|---|---|---|
| Chicago (MDW) | Jul 1–4, 2027 · 3 days | 2 stops · 10h 50m | From $881 | From $980 | Search |
| Chicago (MDW) | Jul 1–4, 2027 · 3 days | 1 stop · 6h 25m | From $910 | From $1,022 | Search |
| Chicago (MDW) | Jul 2–5, 2027 · 3 days | 1 stop · 6h 56m | From $655 | From $733 | Search |
Round-trip totals in USD for 1 adult · Economy · 3 days.
August 2027
1 adult · Economy · Round-trip starting totals
| Destination | Travel dates | Outbound flight | Axel Member | Airline fare | Search |
|---|---|---|---|---|---|
| Chicago (MDW) | Aug 5–8, 2027 · 3 days | 1 stop · 8h 45m | From $674 | From $757 | Search |
| Chicago (MDW) | Aug 5–8, 2027 · 3 days | 1 stop · 6h 25m | From $900 | From $1,007 | Search |
| Chicago (MDW) | Aug 6–9, 2027 · 3 days | 1 stop · 6h 56m | From $616 | From $692 | Search |
Round-trip totals in USD for 1 adult · Economy.
Non-members can also book and save on airline fares. Live search shows prices with and without Membership. Optional Membership: $15 for the first month, then $10/month. Cancel anytime.
More dates by month
- September 2026
- October 2026
- November 2026
- December 2026
- January 2027
- February 2027
- March 2027
- April 2027
- May 2027
- June 2027
- July 2027
- August 2027
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